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Main Street Capital CORP

MAIN
Exchange
NYSE
SEC CIK
0001396440

In the last 90 days, Main Street Capital CORP insiders filed 1 open-market purchase and 1 sale; 401 institutions reported holding it in 13F filings for Q2 2026, worth $1.18B in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Main Street Capital CORP changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of MAIN: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders4233401−19
Shares23.4M182.4K22.7M−496.9K (−2.1%)
Value$1.24B$9.66M$1.18B−$53.5M (−4.4%)

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (43)

Institutions that held Main Street Capital CORP at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to MAIN in Q2 2026
InstitutionSharesValue% of portfolio
SRS Capital Advisors, Inc.151,274$7.85M0.05%
Tectonic Advisors LLC145,445$7.55M0.36%
Jane Street Group, LLC105,352$5.47M0.00%
Ilex Capital Partners (UK) LLP73,207$3.80M0.08%
HRT Financial LP56,143$2.91M0.01%
ExodusPoint Capital Management, LP40,444$2.10M0.02%
Clarity Financial LLC36,632$1.90M0.16%
Atom Investors LP22,891$1.19M0.11%
SS&H Financial Advisors, Inc.18,950$983.0K0.25%
Wedmont Private Capital16,928$894.5K0.02%
Americana Partners, LLC16,245$842.8K0.02%
Savant Capital, LLC7,887$415.0K0.00%
GWN Securities Inc.5,173$268.4K0.04%
Wealthfront Advisers LLC4,876$253.0K0.00%
EP Wealth Advisors, LLC4,772$247.6K0.00%
Capstone Investment Advisors, LLC4,715$244.6K0.00%
RiverFront Investment Group, LLC4,366$226.5K0.00%
Cornerstone Wealth Management, LLC4,133$214.4K0.01%
Bay Rivers Group3,910$202.9K0.07%
Global Retirement Partners, LLC3,639$188.8K0.00%
Ameritas Advisory Services, LLC2,330$120.9K0.00%
IFG Advisory, LLC2,218$115.1K0.00%
Continuum Advisory, LLC1,649$85.5K0.01%
LifeSteps Financial, Inc.1,303$67.6K0.03%
Luminist Capital LLC868$45.0K0.05%
Massmutual Trust Co FSB547$28.4K0.00%
North Star Investment Management Corp.500$25.9K0.00%
Institute for Wealth Management, LLC.425$22.0K0.00%
Caitlin John, LLC330$17.1K0.01%
Action Point Financial Planning, LLC309$16.0K0.00%
Trust Co of Vermont300$15.6K0.00%
Compass Financial Management LLC243$12.6K0.00%
Caldwell Sutter Capital, Inc.165$8.56K0.00%
Group One Trading, L.P.115$5.97K0.00%
Acumen Wealth Advisors, LLC110$5.72K0.00%
JFS Wealth Advisors, LLC103$5.34K0.00%
Pin Oak Investment Advisors Inc100$5.00K0.00%
Creative Financial Designs Inc70$3.63K0.00%
Buck Wealth Strategies, LLC70$3.61K0.00%
Erste Asset Management GmbH60$3.11K0.00%
Basepoint Wealth LLC50$2.59K0.00%
TD Waterhouse Canada Inc.27$1.40K0.00%
MCF Advisors LLC4$2080.00%

Sold out (62)

Institutions that held Main Street Capital CORP at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of MAIN in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Marshall Wace, LLP205,441$10.9M
Engineers Gate Manager LP73,242$3.88M
Point72 Asset Management, L.P.72,144$3.82M
Virtu Financial LLC34,214$1.81M
Magnetar Financial LLC33,000$1.75M
Toroso Investments, LLC27,840$1.47M
Credit Agricole S A21,312$1.13M
Aquatic Capital Management LLC16,814$890.5K
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors16,159$855.8K
XTX Topco Ltd15,937$844.0K
Golden State Equity Partners15,305$810.6K
Empowered Funds, LLC13,880$735.1K
Fieldview Capital Management, LLC12,526$663.4K
AlphaCore Capital LLC12,005$635.8K
Carnegie Capital Asset Management, LLC10,851$574.7K
Atria Investments LLC10,088$534.3K
Diversified Management Inc9,739$515.8K
Burns Matteson Capital Management, LLC8,841$468.2K
Disciplined Investors, L.L.C.8,240$436.4K
Sepio Capital, LP8,000$423.7K
Oxford Asset Management LLP7,776$411.8K
Two Sigma Securities, LLC6,771$358.6K
Strategic Financial Concepts, LLC6,664$352.9K
Brookstone Capital Management5,843$309.4K
SG Americas Securities, LLC5,598$296.0K
Plancorp, LLC5,025$266.7K
Mirabella Financial Services LLP4,899$259.5K
Warren Averett Asset Management, LLC4,650$246.3K
Accurate Wealth Management, LLC4,299$228.2K
Kaizen Financial Strategies3,976$212.6K
Ausdal Financial Partners, Inc.3,890$206.0K
Cookson Peirce & Co Inc3,875$205.2K
Wesbanco Bank Inc3,791$200.8K
Titiun Yejiel3,000$158.9K
Register Financial Advisors LLC2,443$129.4K
Central Trust Co2,400$127.1K
Kathmere Capital Management, LLC1,564$82.8K
Chelsea Counsel Co1,280$67.8K
State of Wyoming1,233$65.3K
Root Financial Partners, LLC650$34.4K
Quest 10 Wealth Builders, Inc.600$31.8K
Quarry LP510$27.0K
Simplex Trading, LLC480$25.4K
Wealth Preservation Advisors, LLC400$21.2K
Palladiem, LLC391$20.9K
Harbor Asset Planning, Inc.372$19.7K
Lloyd Advisory Services, LLC.312$16.5K
Innovative Asset Advisors Group, LLC300$15.9K
Salem Investment Counselors Inc275$14.6K
RWM Asset Management, LLC218$11.5K
Hollencrest Capital Management200$10.6K
Lavaca Capital LLC200$10.6K
Quadrant Capital Group LLC155$8.21K
Plante Moran Financial Advisors, LLC100$5.30K
Duncker Streett & Co Inc60$3.18K
Strategic Wealth Partners, Ltd.55$2.90K
Strategic Advocates LLC33$1.75K
SWAN Capital LLC20$1.06K
Merkkuri Wealth Advisors LLC10$504
Delta Asset Management LLC4$212
Portus Wealth Advisors, LLC2$109
PMV Capital Advisers, LLC2$106

Not filed for Q2 2026 yet (3)

Institutions that held Main Street Capital CORP at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MAIN in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
U.S. Capital Wealth Advisors, LLC139,128$7.37M
CWM, LLC39,814$2.11M
Sunbelt Securities, Inc.3,462$183.4K