Fair value is determined by or under the direction of our Board of Directors. Unless otherwise indicated by endnote 42 below, all of our investments are valued using significant unobservable inputs. In accordance with ASC 820, such investments are classified as Level 3 within the fair value hierarchy. See Notes 2 and 3 within the accompanying notes to consolidated financial statements for further discussion.

[2]

[3]

Equity, unless specifically stated otherwise, includes our investments in preferred stock, common stock, membership interests, net profits interests, net operating income interests, net revenue interests, overriding royalty interests, escrows receivable, and warrants.

[4]

[5]

As defined in the 1940 Act, we are deemed to “Control” these portfolio companies because we own more than 25% of the portfolio company’s outstanding voting securities. Transactions during the year ended June 30, 2025 with these controlled investments were as follows:


Controlled Companies	Fair Value at June 30, 2024		Gross Additions (Cost)(A)		Gross Reductions (Cost)(B)		Net unrealized gains (losses)		Fair Value at June 30, 2025			Interest income		Dividend income		Other income		Net realized gains (losses)
Belnick, LLC (d/b/a The Ubique Group)	$	—	$	76,346	$	—	$	(25,180)	$	51,166	(c)	$	2,748	$	—	$	33	$	—
CP Energy Services Inc.	70,721		15,174		—		(536)		85,359			12,550		—		—		—
CP Energy - Spartan Energy Services, Inc.	39,485		10,301		—		(12,956)		36,830			6,013		—		—		—
Credit Central Loan Company, LLC	79,230		7,949		—		(8,443)		78,736			8,711		—		—		—
Echelon Transportation, LLC	66,923		1,260		(1,260)		(1,270)		65,653			3,343		—		—		—
First Tower Finance Company LLC	605,928		27,616		(437)		127,411		760,518			65,954		—		421		—
Freedom Marine Solutions, LLC	12,651		975		—		(1,966)		11,660			—		—		—		—
InterDent, Inc.	463,883		32,479		—		(157,581)		338,781			39,207		—		—		—
Kickapoo Ranch Pet Resort	4,742		—		(800)		(25)		3,917			160		—		—		—
MITY, Inc.	85,583		4,265		—		4,570		94,418			9,336		—		107		12
National Property REIT Corp.	1,696,462		99,723		(285,386)		(209,827)		1,300,972			89,786		—		14,825		—
Nationwide Loan Company LLC	43,162		6,484		—		(12,866)		36,780			3,793		—		—		—
NMMB, Inc.	94,265		—		—		(22,058)		72,207			4,039		—		—		6,366
Pacific World Corporation	104,663		20,592		(4,875)		(12,410)		107,970			9,865		—		286		—
QC Holdings TopCo, LLC	—		77,286		—		—		77,286			37		—		2,319		—
R-V Industries, Inc.	102,402		10,000		—		(6,825)		105,577			5,558		8,774		—		—
Universal Turbine Parts, LLC	68,067		20,000		(107)		14,768		102,728			4,755		—		300		—
USES Corp.	17,989		8,638		(2,300)		(9,809)		14,518			2,775		—		—		—
Valley Electric Company, Inc.	316,419		—		—		34,872		351,291			12,677		—		666		—
Total	$	3,872,575	$	419,088	$	(295,165)	$	(300,131)	$	3,696,367		$	281,307	$	8,774	$	18,957	$	6,378

(A) Gross additions include increases in the cost basis of the investments resulting from new portfolio investments, OID accretion and PIK interest, and any transfer of investments.

(B) Gross reductions include decreases in the cost basis of investments resulting from principal collections related to investments repayments or sales, impairments, and any transfer of investments.

(C) Belnick, LLC (d/b/a The Ubique Group) was transferred to a control investment effective March 31, 2025 (see endnote 48). Income recognized prior to the reclassification date is reflected as income from non-control/non-affiliate investments on our Consolidated Statement of Operations.

[6]

As defined in the 1940 Act, we are deemed to “Control” these portfolio companies because we own more than 25% of the portfolio company’s outstanding voting securities. Transactions during the year ended June 30, 2024 with these controlled investments were as follows:


Portfolio Company	Fair Value at June 30, 2023		Gross Additions (Cost)(A)		Gross Reductions (Cost)(B)		Net unrealized gains (losses)		Fair Value at June 30, 2024		Interest income		Dividend income		Other income		Net realized gains (losses)
CP Energy Services Inc.	$	79,355	$	11,355	$	—	$	(19,989)	$	70,721	$	11,452	$	—	$	—	$	—
CP Energy - Spartan Energy Services, Inc.	34,665		8,523		—		(3,703)		39,485		4,840		—		—		—
Credit Central Loan Company, LLC	73,642		5,987		—		(399)		79,230		9,312		—		—		—
Echelon Transportation LLC	64,198		—		(1,861)		4,586		66,923		3,470		—		—		—
First Tower Finance Company LLC	598,382		29,385		(319)		(21,520)		605,928		62,675		—		—		—
Freedom Marine Solutions, LLC	12,710		—		—		(59)		12,651		—		—		—		—
InterDent, Inc.	457,967		23,249		—		(17,333)		463,883		36,946		—		—		—
Kickapoo Ranch Pet Resort	3,242		1,500		—		—		4,742		92		80		75		—
MITY, Inc.	68,178		5,150		—		12,255		85,583		8,988		—		130		(1)
National Property REIT Corp.	1,659,976		253,948		(108,950)		(108,512)		1,696,462		99,538		—		66,799		—
Nationwide Loan Company LLC	47,572		9,972		—		(14,382)		43,162		5,111		—		147		—
NMMB, Inc.	94,180		—		—		85		94,265		4,255		657		—		1,040
Pacific World Corporation	65,746		41,521		—		(2,604)		104,663		10,164		—		812		—
R-V Industries, Inc.	81,508		3,700		—		17,194		102,402		5,358		—		106		—
Universal Turbine Parts, LLC	45,065		2,500		(49)		20,551		68,067		4,030		—		—		—
USES Corp.	19,527		1,545		—		(3,083)		17,989		1,990		—		—		—
Valley Electric Company, Inc.	165,784		4,763		—		145,872		316,419		12,316		—		666		—
Total	$	3,571,697	$	403,098	$	(111,179)	$	8,959	$	3,872,575	$	280,537	$	737	$	68,735	$	1,039

(A) Gross additions include increases in the cost basis of the investments resulting from new portfolio investments, PIK interest, and any transfer of investments.

(B) Gross reductions include decreases in the cost basis of investments resulting from principal collections related to investments repayments or sales, impairments, and any transfer of investments.

[7]

As defined in the 1940 Act, we are deemed to be an “Affiliated company” of these portfolio companies because we own more than 5% of the portfolio company’s outstanding voting securities. Transactions during the year ended June 30, 2025 with these affiliated investments were as follows:


Affiliated Companies	Fair Value at June 30, 2024		Gross Additions (Cost)(A)		Gross Reductions (Cost)(B)		Net unrealized gains (losses)		Fair Value at June 30, 2025		Interest income		Dividend income		Other income		Net realized gains (losses)

Nixon, Inc.	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
RGIS Services, LLC	18,069		—		141		8,847		27,057		—		681		—		—
Total	$	18,069	$	—	$	141	$	8,847	$	27,057	$	—	$	681	$	—	$	—

(A) Gross additions include increases in the cost basis of the investments resulting from new portfolio investments, PIK interest, and any transfer of investments.

(B) Gross reductions include decreases in the cost basis of investments resulting from principal collections related to investments repayments or sales, impairments, and any transfer of investments.

[8]

As defined in the 1940 Act, we are deemed to be an “Affiliated company” of these portfolio companies because we own more than 5% of the portfolio company’s outstanding voting securities. Transactions during the year ended June 30, 2024 with these affiliated investments were as follows:


Portfolio Company	Fair Value at June 30, 2023		Gross Additions (Cost)(A)		Gross Reductions (Cost)(B)		Net unrealized gains (losses)		Fair Value at June 30, 2024		Interest income		Dividend income		Other income		Net realized gains (losses)
Nixon, Inc.	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—

RGIS Services, LLC	10,397		1,432		1,307		4,933		18,069		—		2,291		—		—

	10,397		1,432		1,307		4,933		18,069		—		2,291		—		—

(A) Gross additions include increases in the cost basis of the investments resulting from new portfolio investments, PIK interest, and any transfer of investments.

(B) Gross reductions include decreases in the cost basis of investments resulting from principal collections related to investments repayments or sales, impairments, and any transfer of investments.

[9]

Our SSN investments do not have industry concentrations and as such have been separated in the tables above.

[10]

Our SSN investments do not have industry concentrations and as such have been separated in the tables above.