CONSOLIDATED STATEMENTS OF ASSETS AND LIABILITIES - USD ($) $ in Thousands	Sep. 30, 2025		Mar. 31, 2025
Assets
Investments at fair value	$ 1,877,907	[1],[2],[3],[4],[5]	$ 1,785,299	[6],[7],[8],[9],[10]
Cash and cash equivalents	87,429		43,221
Restricted cash	1,650		1,650
Receivables:
Dividends and interest	33,031		30,303
Escrow	1,855		1,926
Other	2,698		2,018
Income tax receivable	48		94
Debt issuance costs (net of accumulated amortization of $11,764 and $10,357, respectively)	8,277		9,266
Other assets	8,429		9,063
Total assets	2,021,324		1,882,840
Liabilities
Credit Facilities	77,000		343,000
Other liabilities	21,079		23,038
Accrued restoration plan liability	545		555
Income tax payable	3,077		2,769
Deferred tax liability	14,861		16,780
Total liabilities	1,074,320		999,207
Commitments and contingencies (Note 11)
Net Assets
Common stock, $0.25 par value: authorized, 75,000,000 shares at September 30, 2025 and March 31, 2025; issued, 56,966,998 shares at September 30, 2025 and 52,912,796 shares at March 31, 2025	14,242		13,228
Additional paid-in capital	1,040,244		959,123
Total distributable (loss) earnings	(107,482)		(88,718)
Total net assets	947,004		883,633
Total liabilities and net assets	$ 2,021,324		$ 1,882,840
Net asset value per share (in usd per share)	$ 16.62		$ 16.70
SBA Debentures
Liabilities
SBA Debentures (net of $4,088 and $4,082, respectively, of unamortized debt issuance costs)	$ 170,912		$ 170,918
October 2026 Notes
Liabilities
Notes	149,231		148,846
August 2028 Notes
Liabilities
Notes	70,446		70,194
2029 Convertible Notes
Liabilities
Notes	223,847		223,107
September 2030 Notes
Liabilities
Notes	343,322		0
Non-control/Non-affiliate investments
Assets
Investments at fair value	1,488,403		1,436,316
Affiliate investments
Assets
Investments at fair value	334,811		292,891
Control investments
Assets
Investments at fair value	$ 54,693		$ 56,092

[1] All debt investments are income-producing, unless otherwise noted. Equity investments are non-income producing, unless otherwise noted. (2)All of the Company’s investments, the investments of Capital Southwest SPV LLC ("SPV"), the investments of SBIC I (as defined below) and the investments of SBIC II (as defined below) are pledged as collateral for the Company’s senior secured revolving credit facility, the SPV's financing credit facility or in support of the SBA-guaranteed debentures to be issued by Capital Southwest SBIC I, LP ("SBIC I") and Capital Southwest SBIC II, LP ("SBIC II"), the Company's wholly-owned subsidiaries that operate as small business investment companies, respectively.

[2] Non-Control/Non-Affiliate investments are generally defined by the 1940 Act as investments that are neither control investments nor affiliate investments. Investments are classified as non-control/non-affiliate investments, unless otherwise noted. At September 30, 2025, the Company held $1,488.4 million of non-control/non-affiliate investments, which represented approximately 79.3% of the Company’s investment assets. The fair value of these investments as a percent of net assets is 157.1%.

[3] The Company's investment portfolio is comprised entirely of debt and equity securities of privately held companies for which quoted prices falling within the categories of Level 1 and Level 2 inputs are not readily available. Therefore, the Company values all of its portfolio investments at fair value, as determined in good faith by the valuation committee comprised of certain officers of the Company (the "Valuation Committee") as the valuation designee of the Board of Directors (the "Valuation Designee") pursuant to Rule 2a-5 under the Investment Company Act of 1940, as amended (the “1940 Act”), using significant unobservable Level 3 inputs. Refer to Note 4 - Fair Value Measurements for further discussion.

[4] Equity ownership may be held in shares or units of a company that is either wholly owned by the portfolio company or under common control by the same parent company to the portfolio company.

[5] Unless otherwise noted, all portfolio company headquarters are based in the United States.

[6] Equity ownership may be held in shares or units of a company that is either wholly owned by the portfolio company or under common control by the same parent company to the portfolio company.

[7] Unless otherwise noted, all portfolio company headquarters are based in the United States.

[8] All debt investments are income-producing, unless otherwise noted. Equity investments are non-income producing, unless otherwise noted.

[9] Non-Control/Non-Affiliate investments are generally defined by the 1940 Act as investments that are neither control investments nor affiliate investments. Investments are classified as non-control/non-affiliate investments, unless otherwise noted. At March 31, 2025, the Company held $1,436.3 million of non-control/non-affiliate investments, which represented approximately 80.5% of the Company’s investment assets. The fair value of these investments as a percent of net assets is 162.6%.

[10] The Company's investment portfolio is comprised entirely of debt and equity securities of privately held companies for which quoted prices falling within the categories of Level 1 and Level 2 inputs are not readily available. Therefore, the Company values all of its portfolio investments at fair value, as determined in good faith by the valuation committee comprised of certain officers of the Company (the "Valuation Committee") as the valuation designee of the Board of Directors (the "Valuation Designee") pursuant to Rule 2a-5 under the Investment Company Act of 1940, as amended (the “1940 Act”), using significant unobservable Level 3 inputs. Refer to Note 4 - Fair Value Measurements for further discussion.