Main Street Capital CORP (MAIN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

89,616,667Shares Outstanding

713,349Shares held by institutions

$42,215,994Value of institutional holdings

17.97%Institutional ownership %

1.31%Shares Changed QoQ

394No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 394 institutions have reported a stake in Main Street Capital CORP (NYSE:MAIN) as of December 2025, according to recent 13F filings with the SEC.

The collective stake of institutional investors in Main Street Capital moved to 18.0% in December 2025, a shift down from the 22.6% reported for September 2025.
In percentage terms, this reflects as a holdings change of 1.31% quarter on quarter, and a decrease of 1.01% year over year.
Of these 394 institutional investors, 191 increased their holdings in Main Street Capital, while 112 of them reduced positions, and 91 investors maintained their exposure.
The total number of shares held by institutions in Main Street Capital increased to 16.11Mn as of December 2025, a net change of up by 208.69K shares quarter on quarter, and down 2.78Mn shares year over year.
The top institutional stake in Main Street Capital as of December 31, 2025 belongs to VAN ECK ASSOCIATES CORP, which owns 1.13Mn shares, or 1.26% of the company.
Among the most significant buyers of Main Street Capital during December 2025 were JANE STREET GROUP, LLC (317.65K), GOLDMAN SACHS GROUP INC (308.40K), TUDOR INVESTMENT CORP ET AL (238.86K), MILLENNIUM MANAGEMENT LLC (200.87K), CHILDRESS CAPITAL ADVISORS, LLC (182.97K).
Leading sellers of Main Street Capital stock in December 2025 included VAN ECK ASSOCIATES CORP (1.32Mn), UBS Group AG (255.01K), JPMORGAN CHASE & CO (161.28K), HRT FINANCIAL LP (127.45K), MORGAN STANLEY (118.59K).
The top 10 institutional holders of Main Street Capital for the quarter ending December 2025 included VAN ECK ASSOCIATES CORP (1.13Mn), MORGAN STANLEY (867.86K), Legal & General Group Plc (719.97K), UBS Group AG (611.88K), ADELL HARRIMAN & CARPENTER INC (478.44K), Muzinich & Co., Inc. (440.01K), MILLENNIUM MANAGEMENT LLC (388.96K), JANE STREET GROUP, LLC (373.85K), GOLDMAN SACHS GROUP INC (356.80K), Sumitomo Mitsui Trust Group, Inc. (355.55K).

394 Institutional Holders

713,349 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
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
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
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	388,963	200,867	106.79%	$23,489,476.00
JANE STREET GROUP, LLC	31 Dec, 2025	373,848	317,648	565.21%	$22,576,681.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	356,799	308,404	637.26%	$21,547,092.00
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
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
TUDOR INVESTMENT CORP ET AL	31 Dec, 2025	238,864	238,864	0.00%	$14,424,997.00
JPMORGAN CHASE & CO	31 Dec, 2025	221,174	-161,276	-42.17%	$13,356,764.00
BlackRock, Inc.	31 Dec, 2025	210,126	-7,862	-3.61%	$12,689,501.00
Trinity Legacy Partners, LLC	31 Dec, 2025	191,499	498	0.26%	$11,564,653.00

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