EX-28.a.46

DFA INVESTMENT DIMENSIONS GROUP INC.

ARTICLES SUPPLEMENTARY TO THE CHARTER

DFA INVESTMENT DIMENSIONS GROUP INC., a Maryland corporation having its principal office in Baltimore, Maryland (hereinafter called the “Corporation”) and registered under the Investment Company Act of 1940, as amended (the “1940 Act”), as an open-end management investment company, hereby certifies, in accordance with the requirements of Section 2-208 and/or 2-208.1 of the Maryland General Corporation Law (the “MGCL”), to the State Department of Assessments and Taxation of Maryland that:

FIRST: The total number of shares of capital stock which the Corporation is authorized to issue is Two Hundred and Sixty Billion (260,000,000,000) shares of capital stock, with a par value of One Cent ($0.01) per share, having an aggregate par value of Two Billion, Six Hundred Million Dollars ($2,600,000,000). Currently, the Corporation’s authorized shares have been designated and classified into the following one hundred and four Series:

Series Designation	Number of Shares
U.S. Micro Cap Portfolio Institutional Shares	3,000,000,000
The DFA One-Year Fixed Income Portfolio Shares	4,000,000,000
The DFA Short-Term Government Portfolio Shares	1,500,000,000
The United Kingdom Small Company Portfolio Institutional Shares	1,000,000,000
The Japanese Small Company Portfolio Institutional Shares	1,000,000,000
The Continental Small Company Portfolio Institutional Shares	1,000,000,000
The DFA Intermediate Government Fixed Income Portfolio Shares	1,700,000,000
The DFA Five-Year Global Fixed Income Portfolio Shares	6,600,000,000
Asia Pacific Small Company Portfolio Institutional Shares	1,000,000,000
The Large Cap International Portfolio Shares	1,500,000,000
U.S. Small Cap Portfolio Shares	2,000,000,000
U.S. Small Cap Value Portfolio Institutional Shares	3,400,000,000
The U.S. Large Cap Value Portfolio Shares	4,000,000,000
The DFA Real Estate Securities Portfolio Shares	1,700,000,000
LWAS/DFA International High Book to Market Portfolio Shares	1,000,000,000
The Emerging Markets Portfolio Shares	1,500,000,000
DFA International Small Cap Value Portfolio Shares	4,600,000,000
VA U.S. Large Value Portfolio Shares	1,000,000,000

Series Designation	Number of Shares
VA Global Bond Portfolio Shares	1,000,000,000
VA U.S. Targeted Value Portfolio Shares	1,000,000,000
VA International Value Portfolio Shares	1,000,000,000
VA International Small Portfolio Shares	1,000,000,000
VA Short-Term Fixed Portfolio Shares	1,000,000,000
Enhanced U.S. Large Company Portfolio Shares	1,000,000,000
DFA Two-Year Global Fixed Income Portfolio Shares	4,000,000,000
International Small Company Portfolio Shares	3,000,000,000
Emerging Markets Small Cap Portfolio Institutional Shares	1,500,000,000
U.S. Targeted Value Portfolio Shares	1,900,000,000
Emerging Markets Value Portfolio Shares	3,200,000,000
Tax-Managed U.S. Targeted Value Portfolio Shares	1,700,000,000
Tax-Managed U.S. Small Cap Portfolio Shares	1,500,000,000
Tax-Managed U.S. Marketwide Value Portfolio Shares	1,700,000,000
Tax-Managed DFA International Value Portfolio Shares	1,700,000,000
Tax-Managed U.S. Equity Portfolio Shares	1,500,000,000
DFA Short-Term Municipal Bond Portfolio Institutional Shares	1,500,000,000
Emerging Markets Core Equity Portfolio Shares	5,000,000,000
U.S. Core Equity 1 Portfolio Shares	3,000,000,000
U.S. Core Equity 2 Portfolio Shares	4,600,000,000
U.S. Vector Equity Portfolio Shares	2,000,000,000
International Core Equity Portfolio Shares	7,000,000,000
Emerging Markets Social Core Equity Portfolio Shares	1,500,000,000
DFA Inflation-Protected Securities Portfolio Shares	1,500,000,000
DFA International Real Estate Securities Portfolio Shares	4,000,000,000
DFA California Short-Term Municipal Bond Portfolio Institutional Shares	1,000,000,000
T.A. U.S. Core Equity 2 Portfolio Institutional Shares	2,000,000,000
CSTG&E U.S. Social Core Equity 2 Portfolio Shares	1,000,000,000
CSTG&E International Social Core Equity Portfolio Shares	1,000,000,000
U.S. Social Core Equity 2 Portfolio Shares	1,000,000,000
U.S. Sustainability Core 1 Portfolio	1,000,000,000

2

Series Designation	Number of Shares
International Sustainability Core 1 Portfolio	1,000,000,000
DFA Selectively Hedged Global Fixed Income Portfolio Institutional Shares	1,000,000,000
T.A. World ex U.S. Core Equity Portfolio Institutional Shares	1,500,000,000
DFA Global Real Estate Securities Portfolio	3,000,000,000
International Vector Equity Portfolio	1,500,000,000
DFA Short-Term Extended Quality Portfolio Institutional Shares	3,000,000,000
DFA Intermediate-Term Extended Quality Portfolio Institutional Shares	2,000,000,000
DFA VA Global Moderate Allocation Portfolio Shares	1,000,000,000
World ex U.S. Value Portfolio Shares	1,000,000,000
DFA Commodity Strategy Portfolio Shares	1,800,000,000
DFA California Intermediate-Term Municipal Bond Portfolio Institutional Shares	1,000,000,000
DFA Investment Grade Portfolio Institutional Shares	2,000,000,000
DFA LTIP Portfolio Shares	1,000,000,000
World Core Equity Portfolio Shares	1,000,000,000
Selectively Hedged Global Equity Portfolio Shares	1,000,000,000
DFA World ex U.S. Government Fixed Income Portfolio Shares	1,000,000,000
DFA Intermediate-Term Municipal Bond Portfolio Shares	1,500,000,000
World ex U.S. Targeted Value Portfolio Shares	1,000,000,000
International Social Core Equity Portfolio Shares	1,000,000,000
U.S. Large Cap Growth Portfolio Shares	1,000,000,000
U.S. Small Cap Growth Portfolio Shares	1,000,000,000
International Large Cap Growth Portfolio Shares	1,000,000,000
International Small Cap Growth Portfolio Shares	1,000,000,000
World ex U.S. Core Equity Portfolio Shares	1,500,000,000
U.S. Large Cap Equity Portfolio Shares	1,000,000,000
DFA Short-Duration Real Return Portfolio Shares	1,500,000,000
DFA Municipal Real Return Portfolio Shares	1,000,000,000
DFA Municipal Bond Portfolio Shares	1,000,000,000
DFA NY Municipal Bond Portfolio Shares – Institutional Class	1,000,000,000
DFA Targeted Credit Portfolio Shares – Institutional Class	1,000,000,000

3

Series Designation	Number of Shares
VIT Inflation-Protected Securities Portfolio Shares – Institutional Class	1,000,000,000
Dimensional Retirement Income Fund Shares	1,000,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2050 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2060 Target Date Retirement Income Fund Shares	1,000,000,000
DFA Social Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
DFA Diversified Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
Global Small Company Portfolio Shares – Institutional Class	100,000,000
U.S. High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
International High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
VA Equity Allocation Portfolio Shares – Institutional Class	500,000,000
DFA MN Municipal Bond Portfolio Shares – Institutional Class	500,000,000
DFA California Municipal Real Return Portfolio Shares – Institutional Class	500,000,000
DFA Global Core Plus Fixed Income Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Sustainability Core 1 Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Targeted Value Portfolio Shares—Institutional Class	500,000,000

In addition, 94,300,000,000 shares of capital stock of the Corporation remain unallocated and undesignated.

The shares of capital stock of the Corporation with a par value of One Cent ($0.01) per share allocated to the following Series:

4

The DFA One-Year Fixed Income Portfolio Shares;

The DFA Short-Term Government Portfolio Shares;

The DFA Intermediate Government Fixed Income Portfolio Shares;

The DFA Five-Year Global Fixed Income Portfolio Shares;

The Large Cap International Portfolio Shares;

U.S. Small Cap Portfolio Shares;

The U.S. Large Cap Value Portfolio Shares;

DFA International Small Cap Value Portfolio Shares;

The DFA Real Estate Securities Portfolio Shares;

The Emerging Markets Portfolio Shares;

Enhanced U.S. Large Company Portfolio Shares;

DFA Two-Year Global Fixed Income Portfolio Shares;

International Small Company Portfolio Shares;

U.S. Targeted Value Portfolio Shares;

Emerging Markets Value Portfolio Shares;

Emerging Markets Core Equity Portfolio Shares;

U.S. Core Equity 1 Portfolio Shares;

U.S. Core Equity 2 Portfolio Shares;

U.S. Vector Equity Portfolio Shares;

International Core Equity Portfolio Shares;

DFA Inflation-Protected Securities Portfolio Shares;

DFA International Real Estate Securities Portfolio Shares;

U.S. Sustainability Core 1 Portfolio Shares;

International Sustainability Core 1 Portfolio Shares;

DFA VA Global Moderate Allocation Portfolio Shares;

World Core Equity Portfolio Shares;

DFA LTIP Portfolio Shares;

Selectively Hedged Global Equity Portfolio Shares;

DFA World ex U.S. Government Fixed Income Portfolio Shares;

DFA Intermediate-Term Municipal Bond Portfolio Shares;

World ex U.S. Targeted Value Portfolio Shares;

International Social Core Equity Portfolio Shares;

U.S. Large Cap Growth Portfolio Shares;

U.S. Small Cap Growth Portfolio Shares;

International Large Cap Growth Portfolio Shares;

International Small Cap Growth Portfolio Shares;

World ex U.S. Core Equity Portfolio Shares;

U.S. Large Cap Equity Portfolio Shares;

DFA Short-Duration Real Return Portfolio Shares;

DFA Municipal Real Return Portfolio Shares;

DFA NY Municipal Bond Portfolio Shares;

DFA Targeted Credit Portfolio Shares;

VIT Inflation-Protected Securities Portfolio Shares;

Dimensional Retirement Income Fund Shares;

Dimensional 2005 Target Date Retirement Income Fund Shares;

Dimensional 2010 Target Date Retirement Income Fund Shares;

5

Dimensional 2015 Target Date Retirement Income Fund Shares;

Dimensional 2020 Target Date Retirement Income Fund Shares;

Dimensional 2025 Target Date Retirement Income Fund Shares;

Dimensional 2030 Target Date Retirement Income Fund Shares;

Dimensional 2035 Target Date Retirement Income Fund Shares;

Dimensional 2040 Target Date Retirement Income Fund Shares;

Dimensional 2045 Target Date Retirement Income Fund Shares;

Dimensional 2050 Target Date Retirement Income Fund Shares;

Dimensional 2055 Target Date Retirement Income Fund Shares;

Dimensional 2060 Target Date Retirement Income Fund Shares;

DFA Social Fixed Income Portfolio Shares;

DFA Diversified Fixed Income Portfolio Shares;

Global Small Company Portfolio Shares;

U.S. High Relative Profitability Portfolio Shares;

International High Relative Profitability Portfolio Shares;

VA Equity Allocation Portfolio Shares;

DFA MN Municipal Bond Portfolio Shares;

DFA California Municipal Real Return Portfolio Shares;

DFA Global Core Plus Fixed Income Portfolio Shares;

Emerging Markets Sustainability Core 1 Portfolio Shares; and

Emerging Markets Targeted Value Portfolio Shares;

have been further subdivided into the following Classes:

Classes	Number of Shares
The DFA One-Year Fixed Income Portfolio Shares – Institutional Class	4,000,000,000
The DFA Short-Term Government Portfolio Shares – Institutional Class	1,500,000,000
The DFA Intermediate Government Fixed Income Portfolio Shares – Institutional Class	1,700,000,000
The DFA Five-Year Global Fixed Income Portfolio Shares – Institutional Class	6,600,000,000
The Large Cap International Portfolio Shares – Institutional Class	1,500,000,000
U.S. Small Cap Portfolio Shares – Institutional Class	2,000,000,000
The U.S. Large Cap Value Portfolio Shares – Institutional Class	4,000,000,000
DFA International Small Cap Value Portfolio Shares – Institutional Class	4,600,000,000
The DFA Real Estate Securities Portfolio Shares – Institutional Class	1,700,000,000
The Emerging Markets Portfolio Shares – Institutional Class	1,500,000,000
Enhanced U.S. Large Company Portfolio Shares – Institutional Class	1,000,000,000
DFA Two-Year Global Fixed Income Portfolio Shares – Institutional Class	4,000,000,000
International Small Company Portfolio Shares – Institutional Class	3,000,000,000

6

Classes	Number of Shares
U.S. Targeted Value Portfolio Shares – Institutional Class	1,500,000,000
U.S. Targeted Value Portfolio Shares – Class R1	200,000,000
U.S. Targeted Value Portfolio Shares – Class R2	200,000,000
Emerging Markets Value Portfolio Shares – Institutional Class	3,000,000,000
Emerging Markets Value Portfolio Shares – Class R2	200,000,000
Emerging Markets Core Equity Portfolio Shares – Institutional Class	5,000,000,000
U.S. Core Equity 1 Portfolio Shares – Institutional Class	3,000,000,000
U.S. Core Equity 2 Portfolio Shares – Institutional Class	4,600,000,000
U.S. Vector Equity Portfolio Shares – Institutional Class	2,000,000,000
International Core Equity Portfolio Shares – Institutional Class	7,000,000,000
DFA Inflation-Protected Securities Portfolio Shares – Institutional Class	1,500,000,000
DFA International Real Estate Securities Portfolio Shares – Institutional Class	4,000,000,000
U.S. Sustainability Core 1 Portfolio Shares – Institutional Class	1,000,000,000
International Sustainability Core 1 Portfolio Shares – Institutional Class	1,000,000,000
DFA VA Global Moderate Allocation Portfolio Shares – Class L10	100,000,000
DFA VA Global Moderate Allocation Portfolio Shares – Institutional Class	900,000,000
World Core Equity Portfolio Shares – Institutional Class	1,000,000,000
DFA LTIP Portfolio Shares – Institutional Class	1,000,000,000
Selectively Hedged Global Equity Portfolio Shares– Institutional Class	1,000,000,000
DFA World ex U.S. Government Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
DFA Intermediate-Term Municipal Bond Portfolio Shares – Institutional Class	1,500,000,000
World ex U.S. Targeted Value Portfolio Shares – Institutional Class	1,000,000,000
International Social Core Equity Portfolio Shares – Institutional Class	1,000,000,000
U.S. Large Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
U.S. Small Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
International Large Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
International Small Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
World ex U.S. Core Equity Portfolio Shares – Institutional Class	1,500,000,000
U.S. Large Cap Equity Portfolio Shares – Institutional Class	1,000,000,000
DFA Short-Duration Real Return Portfolio Shares – Institutional Class	1,500,000,000

7

Classes	Number of Shares
DFA Municipal Real Return Portfolio Shares – Institutional Class	1,000,000,000
DFA NY Municipal Bond Portfolio Shares – Institutional Class	1,000,000,000
DFA Targeted Credit Portfolio Shares – Institutional Class	1,000,000,000
VIT Inflation-Protected Securities Portfolio Shares – Institutional Class	1,000,000,000
Dimensional Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares – Class R2	200,000,000

8

Classes	Number of Shares
Dimensional 2050 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2050 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2060 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2060 Target Date Retirement Income Fund Shares – Class R2	200,000,000
DFA Social Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
DFA Diversified Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
Global Small Company Portfolio Shares – Institutional Class	100,000,000
U.S. High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
International High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
VA Equity Allocation Portfolio Shares – Institutional Class	500,000,000
DFA MN Municipal Bond Portfolio Shares – Institutional Class	500,000,000
DFA California Municipal Real Return Portfolio Shares – Institutional Class	500,000,000
DFA Global Core Plus Fixed Income Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Sustainability Core 1 Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Targeted Value Portfolio Shares – Institutional Class	500,000,000

SECOND: The Board of Directors of the Corporation has adopted resolutions: (i) classifying and allocating Five Hundred Million (500,000,000) shares of the unallocated and unissued shares of capital stock with a par value of One Cent ($0.01) per share, as follows: Five Hundred Million (500,000,000) shares of capital stock were allocated to the Series designated as “DFA Global Sustainability Fixed Income Portfolio,” and (ii) further classifying and allocating such shares as the “DFA Global Sustainability Fixed Income Portfolio Shares – Institutional Class.”

THIRD: Following the aforesaid classifications, allocations, and designations, the Corporation has the authority to issue Two Hundred and Sixty Billion (260,000,000,000) shares of capital stock, with a par value of One Cent ($0.01) per share, having an aggregate par value of Two Billion, Six Hundred Million Dollars ($2,600,000,000), which shares of capital stock have been designated and classified into the following one hundred and five Series:

9

Series Designation	Number of Shares
U.S. Micro Cap Portfolio Institutional Shares	3,000,000,000
The DFA One-Year Fixed Income Portfolio Shares	4,000,000,000
The DFA Short-Term Government Portfolio Shares	1,500,000,000
The United Kingdom Small Company Portfolio Institutional Shares	1,000,000,000
The Japanese Small Company Portfolio Institutional Shares	1,000,000,000
The Continental Small Company Portfolio Institutional Shares	1,000,000,000
The DFA Intermediate Government Fixed Income Portfolio Shares	1,700,000,000
The DFA Five-Year Global Fixed Income Portfolio Shares	6,600,000,000
Asia Pacific Small Company Portfolio Institutional Shares	1,000,000,000
The Large Cap International Portfolio Shares	1,500,000,000
U.S. Small Cap Portfolio Shares	2,000,000,000
U.S. Small Cap Value Portfolio Institutional Shares	3,400,000,000
The U.S. Large Cap Value Portfolio Shares	4,000,000,000
The DFA Real Estate Securities Portfolio Shares	1,700,000,000
LWAS/DFA International High Book to Market Portfolio Shares	1,000,000,000
The Emerging Markets Portfolio Shares	1,500,000,000
DFA International Small Cap Value Portfolio Shares	4,600,000,000
VA U.S. Large Value Portfolio Shares	1,000,000,000
VA Global Bond Portfolio Shares	1,000,000,000
VA U.S. Targeted Value Portfolio Shares	1,000,000,000
VA International Value Portfolio Shares	1,000,000,000
VA International Small Portfolio Shares	1,000,000,000
VA Short-Term Fixed Portfolio Shares	1,000,000,000
Enhanced U.S. Large Company Portfolio Shares	1,000,000,000
DFA Two-Year Global Fixed Income Portfolio Shares	4,000,000,000
International Small Company Portfolio Shares	3,000,000,000
Emerging Markets Small Cap Portfolio Institutional Shares	1,500,000,000
U.S. Targeted Value Portfolio Shares	1,900,000,000
Emerging Markets Value Portfolio Shares	3,200,000,000
Tax-Managed U.S. Targeted Value Portfolio Shares	1,700,000,000
Tax-Managed U.S. Small Cap Portfolio Shares	1,500,000,000

10

Series Designation	Number of Shares
Tax-Managed U.S. Marketwide Value Portfolio Shares	1,700,000,000
Tax-Managed DFA International Value Portfolio Shares	1,700,000,000
Tax-Managed U.S. Equity Portfolio Shares	1,500,000,000
DFA Short-Term Municipal Bond Portfolio Institutional Shares	1,500,000,000
Emerging Markets Core Equity Portfolio Shares	5,000,000,000
U.S. Core Equity 1 Portfolio Shares	3,000,000,000
U.S. Core Equity 2 Portfolio Shares	4,600,000,000
U.S. Vector Equity Portfolio Shares	2,000,000,000
International Core Equity Portfolio Shares	7,000,000,000
Emerging Markets Social Core Equity Portfolio Shares	1,500,000,000
DFA Inflation-Protected Securities Portfolio Shares	1,500,000,000
DFA International Real Estate Securities Portfolio Shares	4,000,000,000
DFA California Short-Term Municipal Bond Portfolio Institutional Shares	1,000,000,000
T.A. U.S. Core Equity 2 Portfolio Institutional Shares	2,000,000,000
CSTG&E U.S. Social Core Equity 2 Portfolio Shares	1,000,000,000
CSTG&E International Social Core Equity Portfolio Shares	1,000,000,000
U.S. Social Core Equity 2 Portfolio Shares	1,000,000,000
U.S. Sustainability Core 1 Portfolio	1,000,000,000
International Sustainability Core 1 Portfolio	1,000,000,000
DFA Selectively Hedged Global Fixed Income Portfolio Institutional Shares	1,000,000,000
T.A. World ex U.S. Core Equity Portfolio Institutional Shares	1,500,000,000
DFA Global Real Estate Securities Portfolio	3,000,000,000
International Vector Equity Portfolio	1,500,000,000
DFA Short-Term Extended Quality Portfolio Institutional Shares	3,000,000,000
DFA Intermediate-Term Extended Quality Portfolio Institutional Shares	2,000,000,000
DFA VA Global Moderate Allocation Portfolio Shares	1,000,000,000
World ex U.S. Value Portfolio Shares	1,000,000,000
DFA Commodity Strategy Portfolio Shares	1,800,000,000
DFA California Intermediate-Term Municipal Bond Portfolio Institutional Shares	1,000,000,000
DFA Investment Grade Portfolio Institutional Shares	2,000,000,000

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Series Designation	Number of Shares
DFA LTIP Portfolio Shares	1,000,000,000
World Core Equity Portfolio Shares	1,000,000,000
Selectively Hedged Global Equity Portfolio Shares	1,000,000,000
DFA World ex U.S. Government Fixed Income Portfolio Shares	1,000,000,000
DFA Intermediate-Term Municipal Bond Portfolio Shares	1,500,000,000
World ex U.S. Targeted Value Portfolio Shares	1,000,000,000
International Social Core Equity Portfolio Shares	1,000,000,000
U.S. Large Cap Growth Portfolio Shares	1,000,000,000
U.S. Small Cap Growth Portfolio Shares	1,000,000,000
International Large Cap Growth Portfolio Shares	1,000,000,000
International Small Cap Growth Portfolio Shares	1,000,000,000
World ex U.S. Core Equity Portfolio Shares	1,500,000,000
U.S. Large Cap Equity Portfolio Shares	1,000,000,000
DFA Short-Duration Real Return Portfolio Shares	1,500,000,000
DFA Municipal Real Return Portfolio Shares	1,000,000,000
DFA Municipal Bond Portfolio Shares	1,000,000,000
DFA NY Municipal Bond Portfolio Shares – Institutional Class	1,000,000,000
DFA Targeted Credit Portfolio Shares – Institutional Class	1,000,000,000
VIT Inflation-Protected Securities Portfolio Shares – Institutional Class	1,000,000,000
Dimensional Retirement Income Fund Shares	1,000,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2050 Target Date Retirement Income Fund Shares	1,000,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares	1,000,000,000

12

Series Designation	Number of Shares
Dimensional 2060 Target Date Retirement Income Fund Shares	1,000,000,000
DFA Social Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
DFA Diversified Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
Global Small Company Portfolio Shares – Institutional Class	100,000,000
U.S. High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
International High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
VA Equity Allocation Portfolio Shares – Institutional Class	500,000,000
DFA MN Municipal Bond Portfolio Shares – Institutional Class	500,000,000
DFA California Municipal Real Return Portfolio Shares – Institutional Class	500,000,000
DFA Global Core Plus Fixed Income Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Sustainability Core 1 Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Targeted Value Portfolio Shares – Institutional Class	500,000,000
DFA Global Sustainability Fixed Income Portfolio Shares – Institutional Class	500,000,000

In addition, 93,800,000,000 shares of capital stock of the Corporation remain unallocated and undesignated.

The shares of capital stock of the Corporation with a par value of One Cent ($0.01) per share allocated to the following Series:

The DFA One-Year Fixed Income Portfolio Shares;

The DFA Short-Term Government Portfolio Shares;

The DFA Intermediate Government Fixed Income Portfolio Shares;

The DFA Five-Year Global Fixed Income Portfolio Shares;

The Large Cap International Portfolio Shares;

U.S. Small Cap Portfolio Shares;

The U.S. Large Cap Value Portfolio Shares;

DFA International Small Cap Value Portfolio Shares;

The DFA Real Estate Securities Portfolio Shares;

The Emerging Markets Portfolio Shares;

Enhanced U.S. Large Company Portfolio Shares;

DFA Two-Year Global Fixed Income Portfolio Shares;

International Small Company Portfolio Shares;

U.S. Targeted Value Portfolio Shares;

Emerging Markets Value Portfolio Shares;

Emerging Markets Core Equity Portfolio Shares;

13

U.S. Core Equity 1 Portfolio Shares;

U.S. Core Equity 2 Portfolio Shares;

U.S. Vector Equity Portfolio Shares;

International Core Equity Portfolio Shares;

DFA Inflation-Protected Securities Portfolio Shares;

DFA International Real Estate Securities Portfolio Shares;

U.S. Sustainability Core 1 Portfolio Shares;

International Sustainability Core 1 Portfolio Shares;

DFA VA Global Moderate Allocation Portfolio Shares;

World Core Equity Portfolio Shares;

DFA LTIP Portfolio Shares;

Selectively Hedged Global Equity Portfolio Shares;

DFA World ex U.S. Government Fixed Income Portfolio Shares;

DFA Intermediate-Term Municipal Bond Portfolio Shares;

World ex U.S. Targeted Value Portfolio Shares;

International Social Core Equity Portfolio Shares;

U.S. Large Cap Growth Portfolio Shares;

U.S. Small Cap Growth Portfolio Shares;

International Large Cap Growth Portfolio Shares;

International Small Cap Growth Portfolio Shares;

World ex U.S. Core Equity Portfolio Shares;

U.S. Large Cap Equity Portfolio Shares;

DFA Short-Duration Real Return Portfolio Shares;

DFA Municipal Real Return Portfolio Shares;

DFA NY Municipal Bond Portfolio Shares;

DFA Targeted Credit Portfolio Shares;

VIT Inflation-Protected Securities Portfolio Shares;

Dimensional Retirement Income Fund Shares;

Dimensional 2005 Target Date Retirement Income Fund Shares;

Dimensional 2010 Target Date Retirement Income Fund Shares;

Dimensional 2015 Target Date Retirement Income Fund Shares;

Dimensional 2020 Target Date Retirement Income Fund Shares;

Dimensional 2025 Target Date Retirement Income Fund Shares;

Dimensional 2030 Target Date Retirement Income Fund Shares;

Dimensional 2035 Target Date Retirement Income Fund Shares;

Dimensional 2040 Target Date Retirement Income Fund Shares;

Dimensional 2045 Target Date Retirement Income Fund Shares;

Dimensional 2050 Target Date Retirement Income Fund Shares;

Dimensional 2055 Target Date Retirement Income Fund Shares;

Dimensional 2060 Target Date Retirement Income Fund Shares;

DFA Social Fixed Income Portfolio Shares;

DFA Diversified Fixed Income Portfolio Shares;

Global Small Company Portfolio Shares;

U.S. High Relative Profitability Portfolio Shares;

International High Relative Profitability Portfolio Shares;

VA Equity Allocation Portfolio Shares;

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DFA MN Municipal Bond Portfolio Shares;

DFA California Municipal Real Return Portfolio Shares;

DFA Global Core Plus Fixed Income Portfolio Shares;

Emerging Markets Sustainability Core 1 Portfolio Shares;

Emerging Markets Targeted Value Portfolio Shares; and

DFA Global Sustainability Fixed Income Portfolio Shares;

have been further subdivided into the following Classes:

Classes	Number of Shares
The DFA One-Year Fixed Income Portfolio Shares – Institutional Class	4,000,000,000
The DFA Short-Term Government Portfolio Shares – Institutional Class	1,500,000,000
The DFA Intermediate Government Fixed Income Portfolio Shares – Institutional Class	1,700,000,000
The DFA Five-Year Global Fixed Income Portfolio Shares – Institutional Class	6,600,000,000
The Large Cap International Portfolio Shares – Institutional Class	1,500,000,000
U.S. Small Cap Portfolio Shares – Institutional Class	2,000,000,000
The U.S. Large Cap Value Portfolio Shares – Institutional Class	4,000,000,000
DFA International Small Cap Value Portfolio Shares – Institutional Class	4,600,000,000
The DFA Real Estate Securities Portfolio Shares – Institutional Class	1,700,000,000
The Emerging Markets Portfolio Shares – Institutional Class	1,500,000,000
Enhanced U.S. Large Company Portfolio Shares – Institutional Class	1,000,000,000
DFA Two-Year Global Fixed Income Portfolio Shares – Institutional Class	4,000,000,000
International Small Company Portfolio Shares – Institutional Class	3,000,000,000
U.S. Targeted Value Portfolio Shares – Institutional Class	1,500,000,000
U.S. Targeted Value Portfolio Shares – Class R1	200,000,000
U.S. Targeted Value Portfolio Shares – Class R2	200,000,000
Emerging Markets Value Portfolio Shares – Institutional Class	3,000,000,000
Emerging Markets Value Portfolio Shares – Class R2	200,000,000
Emerging Markets Core Equity Portfolio Shares – Institutional Class	5,000,000,000
U.S. Core Equity 1 Portfolio Shares – Institutional Class	3,000,000,000
U.S. Core Equity 2 Portfolio Shares – Institutional Class	4,600,000,000
U.S. Vector Equity Portfolio Shares – Institutional Class	2,000,000,000
International Core Equity Portfolio Shares – Institutional Class	7,000,000,000

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Classes	Number of Shares
DFA Inflation-Protected Securities Portfolio Shares – Institutional Class	1,500,000,000
DFA International Real Estate Securities Portfolio Shares – Institutional Class	4,000,000,000
U.S. Sustainability Core 1 Portfolio Shares – Institutional Class	1,000,000,000
International Sustainability Core 1 Portfolio Shares – Institutional Class	1,000,000,000
DFA VA Global Moderate Allocation Portfolio Shares – Class L10	100,000,000
DFA VA Global Moderate Allocation Portfolio Shares – Institutional Class	900,000,000
World Core Equity Portfolio Shares – Institutional Class	1,000,000,000
DFA LTIP Portfolio Shares – Institutional Class	1,000,000,000
Selectively Hedged Global Equity Portfolio Shares– Institutional Class	1,000,000,000
DFA World ex U.S. Government Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
DFA Intermediate-Term Municipal Bond Portfolio Shares – Institutional Class	1,500,000,000
World ex U.S. Targeted Value Portfolio Shares – Institutional Class	1,000,000,000
International Social Core Equity Portfolio Shares – Institutional Class	1,000,000,000
U.S. Large Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
U.S. Small Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
International Large Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
International Small Cap Growth Portfolio Shares – Institutional Class	1,000,000,000
World ex U.S. Core Equity Portfolio Shares – Institutional Class	1,500,000,000
U.S. Large Cap Equity Portfolio Shares – Institutional Class	1,000,000,000
DFA Short-Duration Real Return Portfolio Shares – Institutional Class	1,500,000,000
DFA Municipal Real Return Portfolio Shares – Institutional Class	1,000,000,000
DFA NY Municipal Bond Portfolio Shares – Institutional Class	1,000,000,000
DFA Targeted Credit Portfolio Shares – Institutional Class	1,000,000,000
VIT Inflation-Protected Securities Portfolio Shares – Institutional Class	1,000,000,000
Dimensional Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2005 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000

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Classes	Number of Shares
Dimensional 2005 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2010 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2015 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2020 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2025 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2030 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2035 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2040 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2045 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2050 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2050 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2055 Target Date Retirement Income Fund Shares – Class R2	200,000,000
Dimensional 2060 Target Date Retirement Income Fund Shares – Institutional Class	800,000,000
Dimensional 2060 Target Date Retirement Income Fund Shares – Class R2	200,000,000
DFA Social Fixed Income Portfolio Shares – Institutional Class	1,000,000,000

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Classes	Number of Shares
DFA Diversified Fixed Income Portfolio Shares – Institutional Class	1,000,000,000
Global Small Company Portfolio Shares – Institutional Class	100,000,000
U.S. High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
International High Relative Profitability Portfolio Shares – Institutional Class	500,000,000
VA Equity Allocation Portfolio Shares – Institutional Class	500,000,000
DFA MN Municipal Bond Portfolio Shares – Institutional Class	500,000,000
DFA California Municipal Real Return Portfolio Shares – Institutional Class	500,000,000
DFA Global Core Plus Fixed Income Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Sustainability Core 1 Portfolio Shares – Institutional Class	500,000,000
Emerging Markets Targeted Value Portfolio Shares – Institutional Class	500,000,000
DFA Global Sustainability Fixed Income Portfolio Shares – Institutional Class	500,000,000

FOURTH: The shares of capital stock designated, allocated and classified pursuant to these Articles Supplementary shall have such preferences, conversion and other rights, voting powers, restrictions, limitations as to dividends, qualifications and terms and conditions of redemption as are set forth in the Charter of the Corporation.

FIFTH: The shares aforesaid have been duly classified by the Board of Directors pursuant to authority contained in the Charter of the Corporation and, to the extent applicable, in accordance with Sections 2-105(c), 2-208 and/or 2-208.1 of the MGCL.

SIXTH: These Articles Supplementary shall become effective upon filing.

[signatures begin on next page]

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IN WITNESS WHEREOF, DFA Investment Dimensions Group Inc. has caused these Articles Supplementary to be signed and acknowledged in its name and on its behalf by its Vice President and attested to by its Assistant Secretary on this 2^nd day of October, 2018; and its Vice President acknowledges that these Articles Supplementary are the act of DFA Investment Dimensions Group Inc., and she further acknowledges that, as to all matters or facts set forth herein which are required to be verified under oath, such matters and facts are true in all material respects to the best of her knowledge, information and belief, and that this statement is made under the penalties for perjury.

ATTEST:		DFA INVESTMENT DIMENSIONS GROUP INC.
By:	/s/ Valerie A. Brown	By:	/s/ Carolyn L. O
	Valerie A. Brown, Assistant Secretary		Carolyn L. O, Vice President