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, Q2 2026
Institutional positions in Main Street Capital CORP as of Jun 30, 2026. 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
- 401
- −19 vs. Q1 2026
- Shares held
- 22.7M
- −496.9K (−2.1%) vs. Q1 2026
- Total value
- $1.18B
- −$53.5M (−4.4%) vs. Q1 2026
- New holders
- 43
- 148 more added
- Sold out
- 62
- 122 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Parallel Advisors, LLC | 1,967 | $102.1K | 0.00% | −209−9.6% | Reduced |
| AdvisorNet Financial, Inc | 1,985 | $103.0K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 1,995 | $103.5K | 0.00% | 00.0% | Unchanged |
| Vaughan Nelson Investment Management, L.P. | 2,025 | $105.1K | 0.00% | 00.0% | Unchanged |
| IFG Advisory, LLC | 2,218 | $115.1K | 0.00% | +2,218 | New |
| Cassaday & Co Wealth Management LLC | 2,225 | $115.4K | 0.00% | 00.0% | Unchanged |
| Colonial Trust Co | 2,240 | $116.2K | 0.01% | −175−7.2% | Reduced |
| Ameritas Advisory Services, LLC | 2,330 | $120.9K | 0.00% | +2,330 | New |
| Quantbot Technologies LP | 2,475 | $128.4K | 0.01% | −86,267−97.2% | Reduced |
| Wellington Shields & Co., LLC | 2,600 | $134.9K | 0.03% | +80+3.2% | Added |
| HHM Wealth Advisors, LLC | 2,709 | $140.5K | 0.01% | −76−2.7% | Reduced |
| SOA Wealth Advisors, LLC. | 2,923 | $151.6K | 0.03% | +42+1.5% | Added |
| Northwestern Mutual Wealth Management Co | 2,928 | $151.9K | 0.00% | −771−20.8% | Reduced |
| Centaurus Financial, Inc. | 2,975 | $154.0K | 0.01% | +2+0.1% | Added |
| Heritage Wealth Advisors | 3,600 | $186.8K | 0.01% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 3,639 | $188.8K | 0.00% | +3,639 | New |
| Farther Finance Advisors, LLC | 3,818 | $198.1K | 0.00% | −79−2.0% | Reduced |
| Nisa Investment Advisors, LLC | 3,900 | $202.3K | 0.00% | 00.0% | Unchanged |
| Bay Rivers Group | 3,910 | $202.9K | 0.07% | +3,910 | New |
| Brevan Howard Capital Management LP | 3,945 | $204.7K | 0.00% | −5,946−60.1% | Reduced |
| CAP Partners, LLC | 3,954 | $205.1K | 0.10% | −33−0.8% | Reduced |
| Plan Group Financial, LLC | 3,967 | $205.8K | 0.04% | +18+0.5% | Added |
| Argo Wealth Advisory, LLC | 3,986 | $206.8K | 0.11% | −196−4.7% | Reduced |
| Matthew Goff Investment Advisor, LLC | 4,000 | $207.5K | 0.04% | 00.0% | Unchanged |
| Turtle Creek Wealth Advisors, LLC | 4,000 | $207.5K | 0.01% | 00.0% | Unchanged |
| Keybank National Association | 4,100 | $212.7K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 4,127 | $214.0K | 0.00% | 00.0% | Unchanged |
| Cornerstone Wealth Management, LLC | 4,133 | $214.4K | 0.01% | +4,133 | New |
| Hilton Head Capital Partners, LLC | 4,178 | $216.8K | 0.11% | +45+1.1% | Added |
| Sound View Wealth Advisors Group, LLC | 4,197 | $217.8K | 0.01% | −100−2.3% | Reduced |
| United Advisor Group, LLC | 4,201 | $217.9K | 0.02% | +10.0% | Added |
| Colonial River Wealth Management, LLC | 4,211 | $218.4K | 0.06% | −255−5.7% | Reduced |
| Procyon Private Wealth Partners, LLC | 4,233 | $219.6K | 0.01% | 00.0% | Unchanged |
| Wellington Shields Capital Management, LLC | 4,267 | $221.4K | 0.03% | −750−14.9% | Reduced |
| RiverFront Investment Group, LLC | 4,366 | $226.5K | 0.00% | +4,366 | New |
| Riverstone Advisors, LLC | 4,408 | $228.7K | 0.09% | 00.0% | Unchanged |
| Destination Wealth Management | 4,494 | $233.1K | 0.01% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 4,553 | $236.2K | 0.01% | −471−9.4% | Reduced |
| Cullen/Frost Bankers, Inc. | 4,602 | $238.8K | 0.00% | 00.0% | Unchanged |
| Whitener Capital Management, Inc. | 4,629 | $240.2K | 0.05% | −404−8.0% | Reduced |
| Stephens Inc | 4,637 | $240.6K | 0.00% | +9+0.2% | Added |
| VestGen Advisors, LLC | 4,649 | $241.2K | 0.01% | −3,949−45.9% | Reduced |
| US Bancorp | 4,688 | $243.2K | 0.00% | −16−0.3% | Reduced |
| Capstone Investment Advisors, LLC | 4,715 | $244.6K | 0.00% | +4,715 | New |
| EP Wealth Advisors, LLC | 4,772 | $247.6K | 0.00% | +4,772 | New |
| Compton Financial Group, LLC | 4,870 | $252.6K | 0.05% | +42+0.9% | Added |
| Wealthfront Advisers LLC | 4,876 | $253.0K | 0.00% | +4,876 | New |
| Steel Peak Wealth Management LLC | 4,890 | $253.7K | 0.01% | +774+18.8% | Added |
| Global Assets Advisory, LLC | 4,921 | $256.4K | 0.06% | +1,712+53.3% | Added |
| Intrepid Capital Management Inc | 5,000 | $259.4K | 0.09% | 00.0% | Unchanged |
| Oak Harbor Wealth Partners, LLC | 5,000 | $259.4K | 0.10% | 00.0% | Unchanged |
| Nabity-Jensen Investment Management Inc | 5,025 | $260.7K | 0.16% | +675+15.5% | Added |
| Nations Financial Group Inc, | 5,128 | $266.1K | 0.01% | −11,517−69.2% | Reduced |
| Virtus Investment Advisers, Inc. | 5,161 | $267.8K | 0.06% | −219−4.1% | Reduced |
| Kovack Advisors, Inc. | 5,150 | $267.9K | 0.01% | −155−2.9% | Reduced |
| Harbor Investment Advisory, LLC | 5,165 | $268.0K | 0.02% | −125−2.4% | Reduced |
| GWN Securities Inc. | 5,173 | $268.4K | 0.04% | +5,173 | New |
| Manske Wealth Management | 5,200 | $269.8K | 0.07% | 00.0% | Unchanged |
| Prime Capital Investment Advisors, LLC | 5,233 | $271.5K | 0.00% | +41+0.8% | Added |
| Schubert & Co | 5,234 | $271.5K | 0.19% | −1,837−26.0% | Reduced |
| Harbour Investments, Inc. | 5,268 | $273.3K | 0.00% | −256−4.6% | Reduced |
| Green Square Capital Advisors LLC | 5,326 | $276.3K | 0.03% | 00.0% | Unchanged |
| Milestone Asset Management, LLC | 5,379 | $279.1K | 0.04% | −15,306−74.0% | Reduced |
| Core Wealth Partners LLC | 5,408 | $280.6K | 0.12% | 00.0% | Unchanged |
| Stratos Wealth Advisors, LLC | 5,420 | $281.2K | 0.02% | −215−3.8% | Reduced |
| Gsa Capital Partners LLP | 5,465 | $284.0K | 0.02% | −31,905−85.4% | Reduced |
| The PNC Financial Services Group, Inc. | 5,590 | $290.0K | 0.00% | +729+15.0% | Added |
| Moors & Cabot, Inc. | 5,600 | $290.5K | 0.01% | −615−9.9% | Reduced |
| Freedom Financial Partners LLC | 5,675 | $294.4K | 0.10% | +98+1.8% | Added |
| RDA Financial Network | 5,793 | $300.6K | 0.07% | −300−4.9% | Reduced |
| United Capital Financial Advisers, LLC | 5,800 | $300.9K | 0.00% | +222+4.0% | Added |
| Crestwood Advisors Group LLC | 5,847 | $303.3K | 0.00% | 00.0% | Unchanged |
| DRW Securities, LLC | 5,870 | $304.5K | 0.02% | +1,932+49.1% | Added |
| American National Bank | 6,000 | $311.3K | 0.03% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 6,048 | $314.0K | 0.00% | +874+16.9% | Added |
| BWM Planning, LLC | 6,078 | $315.3K | 0.07% | 00.0% | Unchanged |
| Glenview Trust Co | 6,100 | $316.5K | 0.00% | 00.0% | Unchanged |
| Iams Wealth Management, LLC | 6,100 | $316.5K | 0.10% | 00.0% | Unchanged |
| United Capital Management of KS, Inc. | 6,132 | $318.1K | 0.04% | +68+1.1% | Added |
| Csenge Advisory Group | 6,188 | $321.0K | 0.01% | +20.0% | Added |
| Integrity Alliance, LLC. | 6,215 | $322.5K | 0.01% | −520−7.7% | Reduced |
| Compass Capital Management, Inc | 6,325 | $328.1K | 0.02% | 00.0% | Unchanged |
| VPR Management LLC | 6,336 | $328.7K | 0.13% | +62+1.0% | Added |
| LBMC Investment Advisors, LLC | 6,636 | $344.3K | 0.02% | 00.0% | Unchanged |
| FSM Wealth Advisors, LLC | 6,638 | $344.4K | 0.04% | +136+2.1% | Added |
| Schonfeld Strategic Advisors LLC | 6,686 | $346.9K | 0.00% | −36,346−84.5% | Reduced |
| Sequoia Financial Advisors, LLC | 6,691 | $347.1K | 0.00% | +549+8.9% | Added |
| Virtue Capital Management, LLC | 6,856 | $355.7K | 0.05% | −4,902−41.7% | Reduced |
| Castle Rock Wealth Management, LLC | 6,844 | $356.0K | 0.07% | −305−4.3% | Reduced |
| Argent Trust Co | 6,906 | $358.3K | 0.01% | −445−6.1% | Reduced |
| We Are One Seven, LLC | 6,908 | $358.4K | 0.01% | −108,088−94.0% | Reduced |
| Brighton Jones LLC | 6,977 | $361.9K | 0.01% | +73+1.1% | Added |
| Capital Investment Advisory Services, LLC | 7,413 | $384.6K | 0.02% | +118+1.6% | Added |
| Ameriflex Group, Inc. | 7,695 | $399.2K | 0.16% | −1,000−11.5% | Reduced |
| Perigon Wealth Management, LLC | 7,826 | $406.0K | 0.01% | −719−8.4% | Reduced |
| Savant Capital, LLC | 7,887 | $415.0K | 0.00% | +7,887 | New |
| Whipplewood Advisors, LLC | 8,054 | $417.8K | 0.28% | +2,846+54.6% | Added |
| Innova Wealth Partners | 8,082 | $419.3K | 0.17% | −144−1.8% | Reduced |
| Stratos Wealth Partners, LTD. | 8,083 | $419.4K | 0.00% | −481−5.6% | Reduced |
| Maia Wealth LLC | 8,154 | $423.0K | 0.06% | +37+0.5% | Added |