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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.

Q3 2025 vs. Q2 2025

How the institutions holding Main Street Capital CORP changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of MAIN: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders4059408+12
Shares19.7M101.4K20.1M+408.8K (+2.1%)
Value$1.17B$6.01M$1.27B+$109.2M (+9.4%)

9 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (44)

Institutions that held Main Street Capital CORP at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to MAIN in Q3 2025
InstitutionSharesValue% of portfolio
Public Employees Retirement Association of Colorado280,200$17.8M0.07%
Beacon Pointe Advisors, LLC55,729$3.54M0.03%
Citadel Advisors LLC32,379$2.06M0.00%
Credit Agricole S A20,933$1.33M0.00%
Ameriflex Group, Inc.19,662$1.25M0.47%
XTX Topco Ltd11,086$705.0K0.04%
AXA Investment Managers S.A.8,716$554.3K0.00%
Virtu Financial LLC8,287$527.0K0.03%
Susquehanna International Group, LLP7,344$467.0K0.00%
Oxford Asset Management LLP7,156$455.1K0.15%
Csenge Advisory Group6,023$383.0K0.02%
VestGen Advisors, LLC5,994$381.2K0.01%
Dynamic Technology Lab Private Ltd5,150$327.0K0.06%
Steel Peak Wealth Management LLC4,726$300.5K0.01%
Cookson Peirce & Co Inc4,056$257.9K0.01%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,921$249.3K0.01%
State of Alaska, Department of Revenue3,915$248.0K0.00%
Wiley Bros.-Aintree Capital, LLC3,776$240.1K0.00%
Farringdon Capital, Ltd.3,743$238.0K0.06%
Schonfeld Strategic Advisors LLC3,710$235.9K0.00%
Coppell Advisory Solutions LLC3,290$208.4K0.02%
Sequoia Financial Advisors, LLC3,160$201.0K0.00%
Wealthfront Advisers LLC3,159$200.9K0.00%
Strategic Advocates LLC2,155$137.0K0.04%
South State Corp.2,000$127.2K0.01%
Wealthspire Advisors, LLC1,061$67.5K0.00%
Root Financial Partners, LLC671$42.7K0.00%
Steigerwald, Gordon & Koch Inc.600$38.2K0.00%
City Holding Co406$25.8K0.00%
Quest 10 Wealth Builders, Inc.400$25.4K0.02%
Pension & Wealth Management Advisors, Inc.215$13.7K0.00%
Caitong International Asset Management Co., Ltd201$12.8K0.01%
CX Institutional156$10.0K0.00%
JPL Wealth Management, LLC150$9.54K0.00%
Groupe la Francaise133$7.17K0.00%
Financial Consulate, Inc86$5.47K0.00%
Duncker Streett & Co Inc60$3.81K0.00%
Quadrant Capital Group LLC47$2.99K0.00%
Quarry LP42$2.67K0.00%
Davis Capital Management33$2.10K0.00%
Global Wealth Strategies & Associates30$1.91K0.00%
Toth Financial Advisory Corp25$1.59K0.00%
Mountain Hill Investment Partners Corp.5$3230.00%
Virtue Capital Management, LLC5,021––

Sold out (32)

Institutions that held Main Street Capital CORP at the end of Q2 2025 and filed for Q3 2025 without it.

Not filed for Q3 2025 yet (9)

Institutions that held Main Street Capital CORP at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MAIN in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Wambolt & Associates, LLC67,151$3.98M
Avantax Advisory Services, Inc.17,421$1.03M
Congress Wealth Management LLC5,368$317.2K
Atria Wealth Solutions, Inc.4,713$278.5K
Good Life Advisors, LLC4,106$242.7K
Talon Private Wealth, LLC1,200$70.9K
First Horizon Advisors, Inc.847$50.1K
Moser Wealth Advisors, LLC500$29.6K
Safe Harbor Fiduciary, LLC120$7.09K