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The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
BLACK STONE MINERALS L P COM UNIT 09225M101 BBG008B5CF38 378,317 200 SH   SOLE   200 0 0
FIRST TR EXCHANGE-TRADED FD NO AMER ENERGY 33738D101 BBG0034YTRP6 103,455,288 3,884,915 SH   SOLE   3,884,915 0 0
ISHARES TR 1 3 YR TREAS BD 464287457 BBG001SKXPR1 160,405,981 1,952,361 SH   SOLE   1,952,361 0 0
ISHARES TR CORE US AGGBD ET 464287226 BBG001SM1QT8 9,551,391 95,859 SH   SOLE   95,859 0 0
ISHARES TR INTL TREA BD ETF 464288117 BBG001T33MN2 1,811,461 45,050 SH   SOLE   45,050 0 0
ISHARES TR ISHS 1-5YR INVS 464288646 BBG001SSD858 5,706,926 112,919 SH   SOLE   112,919 0 0
ISHARES TR SHORT TREAS BD 464288679 BBG001SSD803 43,253,460 391,434 SH   SOLE   391,434 0 0
ISHARES TR TIPS BD ETF 464287176 BBG001SD9RM5 64,458,215 584,655 SH   SOLE   584,655 0 0
ISHARES TR US TREAS BD ETF 46429B267 BBG002NCKPP8 8,214,142 351,332 SH   SOLE   351,332 0 0
NUSHARES ETF TR NUVEEN ESG EMRGN 67092P888 BBG00GVX41Y3 9,144,129 340,310 SH   SOLE   340,310 0 0
NUSHARES ETF TR NUVEEN ESG LRGVL 67092P300 BBG00FJ5HBJ1 16,301,643 478,475 SH   SOLE   478,475 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 BBG001S7T1S7 10,273,571 124,032 SH   SOLE   124,032 0 0
SPDR GOLD TR GOLD SHS 78463V107 BBG001SCPX28 83,309,768 454,698 SH   SOLE   454,698 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 BBG001S72SM3 104,501,715 255,262 SH   SOLE   255,262 0 0
SPDR SER TR BLOOMBERG INTL T 78464A516 BBG001T05M47 87,548,667 3,786,707 SH   SOLE   3,786,707 0 0
VANECK ETF TRUST AGRIBUSINESS ETF 92189F700 BBG001SPSH76 38,407,408 442,176 SH   SOLE   442,176 0 0
VANGUARD INDEX FDS REAL ESTATE ETF 922908553 BBG001SMD2X3 7,788,488 93,792 SH   SOLE   93,792 0 0
VANGUARD INTL EQUITY INDEX F FTSE EMR MKT ETF 922042858 BBG001SHTTZ6 7,474,556 185,014 SH   SOLE   185,014 0 0
VANGUARD INTL EQUITY INDEX F GLB EX US ETF 922042676 BBG001TCVT65 2,558,101 63,054 SH   SOLE   63,054 0 0
VANGUARD INTL EQUITY INDEX F TT WRLD ST ETF 922042742 BBG001T2YZG9 43,349,962 470,735 SH   SOLE   470,735 0 0
VANGUARD TAX-MANAGED FDS VAN FTSE DEV MKT 921943858 BBG001SSPWL4 6,050,070 133,940 SH   SOLE   133,940 0 0