Main Street Capital CORP (MAIN) Institutional Ownership

Institutions by Trading Activity

89,627,718Shares Outstanding

19,032,718Shares held by institutions

$1,015,395,505Value of institutional holdings

21.24%Institutional ownership %

11.31%Shares Changed QoQ

414No. of institutional investors

Main Street Capital CORP (NYSE:MAIN) has 413 institutional investors that have filed 13F reports for the period ending December 2025.

Their combined ownership stood at 20.7% of outstanding shares in December 2025, down from 22.9% in September 2025.
Their total shares held in MAIN increased 9.04% from the prior quarter, while the number of investors in Main Street Capital increased 4.29% year over year.
Among the 413 funds, 200 bought more Main Street Capital shares, 122 sold down, and 91 held their ground.
In total, institutional investors held 18.57Mn shares in Main Street Capital as of December 2025, up by 1.54Mn shares quarter on quarter, and down 2.03Mn shares year over year.
CONFLUENCE INVESTMENT MANAGEMENT LLC leads ownership in MAIN with 90.96K shares as of December 31, 2025, equal to 0.1% of outstanding shares.
Top purchasers of MAIN stock for the quarter ending December 2025 included Sankala Group LLC (503).
Top sellers of MAIN stock for the quarter ending December 2025 included CONFLUENCE INVESTMENT MANAGEMENT LLC (6.12K).
Per Business Quant, the top 2 investors in MAIN for the quarter ending December 2025 include CONFLUENCE INVESTMENT MANAGEMENT LLC (90.96K), Sankala Group LLC (1.01K).

19,032,718 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Corient Private Wealth LLC	31 Dec, 2025	1,780,822	1,758,453	7,861.12%	$107,541,109.00
VAN ECK ASSOCIATES CORP	31 Dec, 2025	1,132,346	-1,315,855	-53.75%	$68,382.00
Morgan Stanley	31 Dec, 2025	867,861	-118,586	-12.02%	$52,410,236.00
Legal & General Group Plc	31 Dec, 2025	719,967	95,177	15.23%	$43,478,806.00
Goldman Sachs Group Inc	31 Dec, 2025	713,598	665,203	1,374.53%	$43,094,184.00
UBS Group AG	31 Dec, 2025	611,876	-255,008	-29.42%	$36,951,192.00
ADELL HARRIMAN & CARPENTER INC	31 Dec, 2025	478,435	23,942	5.27%	$28,892,701.00
Muzinich & Co., Inc.	31 Dec, 2025	440,012	72,872	19.85%	$26,572,340.00
Invesco Ltd.	31 Dec, 2025	419,755	-24,881	-5.60%	$25,349,005.00
Sumitomo Mitsui Trust Group, Inc.	31 Dec, 2025	355,547	21,005	6.28%	$21,471,483.00
LPL Financial LLC	31 Dec, 2025	348,375	-33,944	-8.88%	$21,038,380.00
Sound Income Strategies, LLC	31 Dec, 2025	336,031	-801	-0.24%	$21,492,557.00
JANE STREET GROUP, LLC	31 Dec, 2025	314,648	314,648	0.00%	$19,001,593.00
Franklin Resources Inc	31 Dec, 2025	301,708	-20,925	-6.49%	$18,220,146.00
CHILDRESS CAPITAL ADVISORS, LLC	31 Dec, 2025	293,733	182,973	165.20%	$17,738,536.00
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO	31 Dec, 2025	280,200	0	0.00%	$16,921.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	278,534	176,252	172.32%	$16,820,668.00
Raymond James Financial Inc	31 Dec, 2025	252,800	46,852	22.75%	$15,262,606.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	247,063	200,867	434.81%	$14,920,135.00
TUDOR INVESTMENT CORP ET AL	31 Dec, 2025	238,864	238,864	0.00%	$14,424,997.00

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