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.
13F holders, Q4 2025
Institutional positions in Main Street Capital CORP as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 431
- +31 vs. Q3 2025
- Shares held
- 20.9M
- +858.1K (+4.3%) vs. Q3 2025
- Total value
- $1.26B
- −$5.41M (−0.4%) vs. Q3 2025
- New holders
- 68
- 145 more added
- Sold out
- 37
- 120 more reduced
8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MAIN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 401 | $1.18B |
| Q1 2026 | 423 | $1.24B |
| Q4 2025 | 431 | $1.26B |
| Q3 2025 | 408 | $1.27B |
| Q2 2025 | 405 | $1.17B |
| Q1 2025 | 393 | $1.07B |
| Q4 2024 | 401 | $1.10B |
| Q3 2024 | 354 | $931.0M |
| Q2 2024 | 340 | $869.4M |
| Q1 2024 | 326 | $804.4M |
| Q4 2023 | 313 | $752.3M |
| Q3 2023 | 292 | $716.5M |
| Q2 2023 | 289 | $660.3M |
| Q1 2023 | 273 | $617.8M |
| Q4 2022 | 273 | $571.7M |
| Q3 2022 | 248 | $491.5M |
| Q2 2022 | 244 | $533.6M |
| Q1 2022 | 256 | $546.5M |
| Q4 2021 | 257 | $558.7M |
| Q3 2021 | 236 | $508.1M |
| Q2 2021 | 228 | $488.5M |
| Q1 2021 | 230 | $511.5M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 1,723 | $104.1K | 0.00% | +1,723 | New |
| Signaturefd, LLC | 1,819 | $109.9K | 0.00% | −12−0.7% | Reduced |
| Private Trust Co NA | 1,869 | $112.9K | 0.01% | −87−4.4% | Reduced |
| Atlantic Union Bankshares Corp | 1,947 | $117.6K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 2,090 | $126.2K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 2,106 | $127.2K | 0.00% | −166−7.3% | Reduced |
| Armstrong Advisory Group, Inc | 2,137 | $129.1K | 0.01% | −342−13.8% | Reduced |
| Compass Financial Services Inc | 2,286 | $138.1K | 0.06% | +40+1.8% | Added |
| Colonial Trust Co | 2,415 | $145.8K | 0.02% | −905−27.3% | Reduced |
| Register Financial Advisors LLC | 2,443 | $147.5K | 0.06% | 00.0% | Unchanged |
| Tucker Asset Management LLC | 2,447 | $147.8K | 0.04% | +2,447 | New |
| Vaughan Nelson Investment Management, L.P. | 2,475 | $149.5K | 0.00% | −175−6.6% | Reduced |
| Leonteq Securities AG | 2,500 | $151.0K | 0.01% | 00.0% | Unchanged |
| Wellington Shields & Co., LLC | 2,520 | $152.2K | 0.04% | +1,795+247.6% | Added |
| AdvisorNet Financial, Inc | 2,755 | $166.4K | 0.01% | +102+3.8% | Added |
| Strategic Advocates LLC | 2,789 | $167.8K | 0.04% | +634+29.4% | Added |
| SOA Wealth Advisors, LLC. | 2,843 | $171.7K | 0.03% | +36+1.3% | Added |
| CIBC Private Wealth Group, LLC | 2,847 | $171.9K | 0.00% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 2,885 | $174.2K | 0.02% | −400−12.2% | Reduced |
| Estate Planners Group, LLC | 2,894 | $174.7K | 0.08% | +2,894 | New |
| Farther Finance Advisors, LLC | 2,932 | $177.1K | 0.00% | +784+36.5% | Added |
| Titiun Yejiel | 3,000 | $181.2K | 0.22% | +3,000 | New |
| Ausdal Financial Partners, Inc. | 3,408 | $205.8K | 0.01% | −840−19.8% | Reduced |
| Vise Technologies, Inc. | 3,457 | $208.8K | 0.00% | −1,060−23.5% | Reduced |
| Sunbelt Securities, Inc. | 3,457 | $208.8K | 0.01% | +3+0.1% | Added |
| Alliance Wealth Advisors, LLC | 3,500 | $211.4K | 0.05% | +3,500 | New |
| Catalyst Funds Management Pty Ltd | 3,500 | $211.4K | 0.05% | +3,500 | New |
| Garton & Associates Financial Advisors LLC | 3,532 | $213.3K | 0.12% | +3,532 | New |
| Warren Averett Asset Management, LLC | 3,542 | $213.9K | 0.00% | +3,542 | New |
| MKT Advisors LLC | 3,427 | $214.0K | 0.07% | 00.0% | Unchanged |
| Heritage Wealth Advisors | 3,600 | $217.4K | 0.01% | 00.0% | Unchanged |
| Focused Wealth Management, Inc | 3,633 | $219.4K | 0.02% | +12+0.3% | Added |
| Cornerstone Wealth Management, LLC | 3,674 | $221.9K | 0.01% | +20+0.5% | Added |
| Linscomb & Williams, Inc. | 3,754 | $226.7K | 0.01% | −1,246−24.9% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 3,772 | $227.8K | 0.00% | −4−0.1% | Reduced |
| SHP Wealth Management | 3,777 | $228.1K | 0.02% | +3,777 | New |
| Plan Group Financial, LLC | 3,781 | $228.3K | 0.06% | −985−20.7% | Reduced |
| Old National Bancorp | 3,793 | $229.1K | 0.00% | +90+2.4% | Added |
| Cookson Peirce & Co Inc | 3,840 | $231.9K | 0.01% | −216−5.3% | Reduced |
| Nisa Investment Advisors, LLC | 3,900 | $235.5K | 0.00% | 00.0% | Unchanged |
| Kaizen Financial Strategies | 3,907 | $235.9K | 0.10% | +33+0.9% | Added |
| LRT Capital Management, LLC | 3,907 | $235.9K | 0.20% | +3,907 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 3,921 | $236.8K | 0.01% | 00.0% | Unchanged |
| Koshinski Asset Management, Inc. | 3,946 | $238.3K | 0.02% | −394−9.1% | Reduced |
| Evergreen Capital Management LLC | 3,994 | $241.2K | 0.01% | +541+15.7% | Added |
| Matthew Goff Investment Advisor, LLC | 4,000 | $241.6K | 0.04% | 00.0% | Unchanged |
| Financial Advisors Network, Inc. | 4,000 | $241.6K | 0.03% | 00.0% | Unchanged |
| Turtle Creek Wealth Advisors, LLC | 4,000 | $241.6K | 0.02% | 00.0% | Unchanged |
| CAP Partners, LLC | 4,010 | $242.2K | 0.14% | −71−1.7% | Reduced |
| Hilton Head Capital Partners, LLC | 4,122 | $248.9K | 0.15% | +4,122 | New |
| State of Alaska, Department of Revenue | 4,127 | $249.0K | 0.00% | +212+5.4% | Added |
| Northwestern Mutual Wealth Management Co | 4,140 | $250.0K | 0.00% | +1,269+44.2% | Added |
| Riverstone Advisors, LLC | 4,158 | $251.1K | 0.12% | −600−12.6% | Reduced |
| Argo Wealth Advisory, LLC | 4,182 | $252.6K | 0.15% | +4,182 | New |
| Krane Funds Advisors LLC | 4,213 | $254.4K | 0.01% | +4,213 | New |
| Brown Advisory Inc | 4,217 | $254.7K | 0.00% | 00.0% | Unchanged |
| Nabity-Jensen Investment Management Inc | 4,218 | $254.7K | 0.17% | +145+3.6% | Added |
| Procyon Private Wealth Partners, LLC | 4,233 | $255.6K | 0.01% | −45−1.1% | Reduced |
| Wesbanco Bank Inc | 4,293 | $259.3K | 0.01% | +518+13.7% | Added |
| Accurate Wealth Management, LLC | 4,248 | $259.9K | 0.03% | +61+1.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 4,335 | $261.8K | 0.00% | −792−15.4% | Reduced |
| Quadrature Capital Ltd | 4,425 | $267.2K | 0.00% | +4,425 | New |
| Colonial River Wealth Management, LLC | 4,466 | $269.7K | 0.10% | −325−6.8% | Reduced |
| Axxcess Wealth Management, LLC | 4,466 | $269.7K | 0.00% | −325−6.8% | Reduced |
| Fisher Asset Management, LLC | 4,540 | $274.2K | 0.00% | −582−11.4% | Reduced |
| Cullen/Frost Bankers, Inc. | 4,600 | $277.8K | 0.00% | +600+15.0% | Added |
| Stephens Inc | 4,620 | $279.0K | 0.00% | +8+0.2% | Added |
| US Bancorp | 4,688 | $283.1K | 0.00% | +679+16.9% | Added |
| Two Sigma Securities, LLC | 4,724 | $285.3K | 0.04% | +4,724 | New |
| Sagespring Wealth Partners, LLC | 4,733 | $285.8K | 0.01% | +10.0% | Added |
| Jain Global LLC | 4,750 | $286.9K | 0.00% | +4,750 | New |
| Sound View Wealth Advisors Group, LLC | 4,996 | $301.7K | 0.02% | −1,314−20.8% | Reduced |
| Intrepid Capital Management Inc | 5,000 | $301.9K | 0.12% | 00.0% | Unchanged |
| Oak Harbor Wealth Partners, LLC | 5,000 | $301.9K | 0.07% | 00.0% | Unchanged |
| Plancorp, LLC | 5,025 | $303.5K | 0.01% | 00.0% | Unchanged |
| Thrive Wealth Management, LLC | 5,073 | $306.4K | 0.05% | −66−1.3% | Reduced |
| Whitener Capital Management, Inc. | 5,160 | $311.7K | 0.07% | +27+0.5% | Added |
| Harbor Investment Advisory, LLC | 5,290 | $319.5K | 0.02% | 00.0% | Unchanged |
| Kovack Advisors, Inc. | 5,301 | $320.1K | 0.02% | −11−0.2% | Reduced |
| Green Square Capital Advisors LLC | 5,326 | $321.6K | 0.03% | 00.0% | Unchanged |
| Wellington Shields Capital Management, LLC | 5,350 | $323.1K | 0.05% | 00.0% | Unchanged |
| United Advisor Group, LLC | 5,350 | $323.1K | 0.04% | −2,428−31.2% | Reduced |
| Freedom Financial Partners LLC | 5,356 | $323.4K | 0.12% | +170+3.3% | Added |
| Core Wealth Partners LLC | 5,408 | $326.6K | 0.15% | 00.0% | Unchanged |
| Manske Wealth Management | 5,416 | $327.1K | 0.10% | 00.0% | Unchanged |
| Brookstone Capital Management | 5,481 | $331.0K | 0.00% | +425+8.4% | Added |
| The PNC Financial Services Group, Inc. | 5,584 | $337.2K | 0.00% | −5,174−48.1% | Reduced |
| Stratos Wealth Advisors, LLC | 5,826 | $351.9K | 0.02% | +220+3.9% | Added |
| Crestwood Advisors Group LLC | 5,847 | $353.1K | 0.01% | 00.0% | Unchanged |
| Magnetar Financial LLC | 5,925 | $357.8K | 0.00% | +5,925 | New |
| United Capital Financial Advisers, LLC | 5,934 | $358.4K | 0.00% | +5,934 | New |
| Sequoia Financial Advisors, LLC | 5,935 | $358.4K | 0.00% | +2,775+87.8% | Added |
| Strategic Financial Concepts, LLC | 5,966 | $360.3K | 0.33% | +2,361+65.5% | Added |
| American National Bank | 6,000 | $362.3K | 0.03% | 00.0% | Unchanged |
| Csenge Advisory Group | 6,023 | $363.7K | 0.02% | 00.0% | Unchanged |
| RDA Financial Network | 6,093 | $368.0K | 0.09% | 00.0% | Unchanged |
| Glenview Trust Co | 6,100 | $368.4K | 0.01% | 00.0% | Unchanged |
| Iams Wealth Management, LLC | 6,100 | $368.4K | 0.13% | 00.0% | Unchanged |
| VPR Management LLC | 6,176 | $373.0K | 0.17% | +2,052+49.8% | Added |
| Moors & Cabot, Inc. | 6,215 | $375.3K | 0.02% | 00.0% | Unchanged |