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 |
|---|---|---|---|---|---|
| GWM Advisors LLC | 6,320 | $381.7K | 0.00% | −650−9.3% | Reduced |
| Virtus Investment Advisers, Inc. | 6,331 | $382.3K | 0.10% | −530−7.7% | Reduced |
| Greenland Capital Management LP | 6,500 | $392.5K | 0.06% | +6,500 | New |
| FSM Wealth Advisors, LLC | 6,517 | $393.6K | 0.05% | +112+1.7% | Added |
| LBMC Investment Advisors, LLC | 6,636 | $400.7K | 0.02% | +6+0.1% | Added |
| United Capital Management of KS, Inc. | 6,766 | $408.6K | 0.06% | +47+0.7% | Added |
| Sentinel Trust Co Lba | 6,770 | $409.0K | 0.04% | −656−8.8% | Reduced |
| Alpha Cubed Investments, LLC | 6,921 | $418.0K | 0.01% | −1,083−13.5% | Reduced |
| Centiva Capital, LP | 7,037 | $425.0K | 0.03% | +7,037 | New |
| Schubert & Co | 7,071 | $427.0K | 0.34% | 00.0% | Unchanged |
| Maridea Wealth Management LLC | 7,132 | $430.7K | 0.06% | +7,132 | New |
| Capital Investment Advisory Services, LLC | 7,162 | $432.5K | 0.03% | +71+1.0% | Added |
| Argent Trust Co | 7,245 | $437.5K | 0.02% | +76+1.1% | Added |
| Castle Rock Wealth Management, LLC | 7,178 | $443.9K | 0.10% | −646−8.3% | Reduced |
| Fiduciary Group LLC | 7,353 | $444.1K | 0.04% | 00.0% | Unchanged |
| Triumph Capital Management | 7,499 | $452.8K | 0.10% | +779+11.6% | Added |
| Kingsview Wealth Management, LLC | 7,537 | $455.2K | 0.01% | −1,117−12.9% | Reduced |
| Golden State Equity Partners | 7,688 | $464.3K | 0.07% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 7,820 | $472.3K | 0.00% | +2,654+51.4% | Added |
| Merit Financial Group, LLC | 7,927 | $478.7K | 0.00% | +2,567+47.9% | Added |
| Sepio Capital, LP | 8,000 | $483.1K | 0.03% | +8,000 | New |
| Disciplined Investors, L.L.C. | 8,150 | $492.2K | 0.32% | 00.0% | Unchanged |
| Innova Wealth Partners | 8,247 | $498.1K | 0.25% | +40.0% | Added |
| Ameriflex Group, Inc. | 8,295 | $500.9K | 0.26% | −11,367−57.8% | Reduced |
| Pinebridge Investments LLC | 8,397 | $507.1K | 0.00% | +8,397 | New |
| Bartlett & Co. Wealth Management LLC | 8,400 | $507.3K | 0.01% | 00.0% | Unchanged |
| L & S Advisors Inc | – | $510.3K | 0.05% | – | – |
| Perigon Wealth Management, LLC | 8,544 | $516.0K | 0.01% | −140−1.6% | Reduced |
| Vertex Planning Partners, LLC | 8,583 | $518.3K | 0.12% | 00.0% | Unchanged |
| Burns Matteson Capital Management, LLC | 8,827 | $533.1K | 0.21% | +8,827 | New |
| Stratos Wealth Partners, LTD. | 9,063 | $547.3K | 0.01% | −853−8.6% | Reduced |
| Perennial Investment Advisors, LLC | 9,094 | $549.2K | 0.04% | +9,094 | New |
| Icon Wealth Advisors, LLC | 9,100 | $549.5K | 0.04% | 00.0% | Unchanged |
| AlTi Global, Inc. | 9,150 | $552.6K | 0.01% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 9,280 | $560.4K | 0.01% | −1,278−12.1% | Reduced |
| Cahill Financial Advisors Inc | 9,288 | $560.9K | 0.06% | −457−4.7% | Reduced |
| Balboa Wealth Partners | 9,293 | $561.2K | 0.09% | +10.0% | Added |
| Signature Equity Partners, LLC | 9,524 | $575.2K | 0.32% | +9,524 | New |
| BostonPremier Wealth LLC | 9,550 | $576.7K | 0.30% | 00.0% | Unchanged |
| Group One Trading, L.P. | 9,662 | $583.5K | 0.02% | +7,071+272.9% | Added |
| Colony Group, LLC | 10,043 | $606.5K | 0.00% | −488−4.6% | Reduced |
| Equitable Holdings, Inc. | 10,387 | $627.3K | 0.00% | +14+0.1% | Added |
| JustInvest LLC | 10,481 | $632.9K | 0.01% | +1,387+15.3% | Added |
| Capital Performance Advisors LLP | 10,516 | $635.1K | 0.05% | 00.0% | Unchanged |
| Passumpsic Savings Bank | 10,620 | $641.3K | 0.35% | +10,620 | New |
| Newbridge Financial Services Group, Inc. | 10,649 | $643.1K | 0.10% | +7,326+220.5% | Added |
| Verity Asset Management, Inc. | 10,669 | $644.3K | 0.28% | +1,132+11.9% | Added |
| Mutual Advisors, LLC | 11,169 | $674.5K | 0.01% | +2,396+27.3% | Added |
| Global Retirement Partners, LLC | 11,281 | $681.3K | 0.01% | +3,803+50.9% | Added |
| Verition Fund Management LLC | 11,448 | $691.3K | 0.00% | −19,466−63.0% | Reduced |
| Truist Financial Corp | 11,576 | $699.1K | 0.00% | +651+6.0% | Added |
| Susquehanna Portfolio Strategies, LLC | 11,773 | $711.0K | 0.01% | 00.0% | Unchanged |
| Virtue Capital Management, LLC | 11,531 | $712.0K | 0.11% | +6,510+129.7% | Added |
| Inscription Capital, LLC | 11,799 | $712.5K | 0.07% | +19+0.2% | Added |
| Concurrent Investment Advisors, LLC | 11,838 | $714.9K | 0.01% | −2,193−15.6% | Reduced |
| Westbourne Investment Advisors, Inc. | 12,100 | $730.7K | 0.20% | −2,000−14.2% | Reduced |
| Guggenheim Capital LLC | 12,103 | $730.9K | 0.01% | +597+5.2% | Added |
| Catalyst Capital Advisors LLC | 12,128 | $732.4K | 0.02% | 00.0% | Unchanged |
| Cordoba Advisory Partners LLC | 12,246 | $739.4K | 0.18% | +12,246 | New |
| Brevan Howard Capital Management LP | 12,386 | $748.0K | 0.01% | +12,386 | New |
| HB Wealth Management, LLC | 12,457 | $752.3K | 0.00% | +1,386+12.5% | Added |
| Stifel Financial Corp | 12,628 | $762.6K | 0.00% | −833−6.2% | Reduced |
| Tradition Wealth Management, LLC | 12,682 | $765.9K | 0.05% | +103+0.8% | Added |
| D.B. Root & Company, LLC | 12,705 | $767.3K | 0.19% | −26−0.2% | Reduced |
| Atria Investments LLC | 12,820 | $774.2K | 0.01% | −25−0.2% | Reduced |
| Mindset Wealth Management, LLC | 12,879 | $777.8K | 0.20% | +359+2.9% | Added |
| PFG Investments, LLC | 12,886 | $778.2K | 0.04% | −558−4.2% | Reduced |
| RMR Wealth Builders | 12,921 | $780.3K | 0.06% | −254−1.9% | Reduced |
| Lido Advisors, LLC | 12,520 | $794.3K | 0.00% | +209+1.7% | Added |
| Smartleaf Asset Management LLC | 13,319 | $801.6K | 0.03% | +12,841+2,686.4% | Added |
| Mercer Global Advisors Inc | 13,584 | $820.3K | 0.00% | +1,172+9.4% | Added |
| Empowered Funds, LLC | 13,715 | $828.2K | 0.01% | +1,691+14.1% | Added |
| MAI Capital Management | 13,733 | $829.4K | 0.00% | −15−0.1% | Reduced |
| Financial Security Advisor, Inc. | 13,994 | $845.1K | 0.16% | +231+1.7% | Added |
| Allworth Financial LP | 14,171 | $855.8K | 0.00% | −2,898−17.0% | Reduced |
| NewEdge Wealth, LLC | 14,584 | $880.7K | 0.01% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 15,030 | $907.7K | 0.03% | 00.0% | Unchanged |
| Fortis Capital Advisors, LLC | 15,030 | $907.7K | 0.13% | 00.0% | Unchanged |
| AE Wealth Management LLC | 15,433 | $932.1K | 0.01% | +6,984+82.7% | Added |
| WCG Wealth Advisors LLC | 15,470 | $934.2K | 0.03% | −795−4.9% | Reduced |
| Nations Financial Group Inc, | 15,543 | $938.7K | 0.05% | +4,252+37.7% | Added |
| Venturi Wealth Management, LLC | 15,583 | $941.1K | 0.04% | 00.0% | Unchanged |
| Delta Investment Management, LLC | 15,603 | $942.3K | 0.16% | −26,671−63.1% | Reduced |
| Milestone Asset Management, LLC | 15,872 | $958.6K | 0.18% | −3,565−18.3% | Reduced |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 15,989 | $965.6K | 0.12% | −579−3.5% | Reduced |
| Captrust Financial Advisors | 16,093 | $971.9K | 0.00% | +8,507+112.1% | Added |
| ProShare Advisors LLC | 16,412 | $991.1K | 0.00% | −1,560−8.7% | Reduced |
| Independent Financial Group, LLC | 16,499 | $996.4K | 0.02% | −351−2.1% | Reduced |
| Sanctuary Advisors, LLC | 16,665 | $1.01M | 0.01% | +2,026+13.8% | Added |
| Chilton Capital Management LLC | 16,717 | $1.01M | 0.03% | +1,730+11.5% | Added |
| Gsa Capital Partners LLP | 16,759 | $1.01M | 0.09% | +16,759 | New |
| Uncommon Cents Investing LLC | 16,977 | $1.03M | 0.25% | +350+2.1% | Added |
| Ronald Blue Trust, Inc. | 17,288 | $1.04M | 0.01% | +254+1.5% | Added |
| Gotham Asset Management, LLC | 17,339 | $1.05M | 0.00% | +17,339 | New |
| Brasada Capital Management, LP | 17,000 | $1.05M | 0.18% | 00.0% | Unchanged |
| Advisory Advocates, LLC | 17,595 | $1.06M | 1.06% | +17,595 | New |
| Callahan Advisors, LLC | 17,890 | $1.08M | 0.09% | −56−0.3% | Reduced |
| Janney Montgomery Scott LLC | 17,917 | $1.08M | 0.00% | −1,533−7.9% | Reduced |
| Savvy Advisors, Inc. | 18,077 | $1.09M | 0.04% | +1,717+10.5% | Added |
| Steward Partners Investment Advisory, LLC | 18,254 | $1.10M | 0.01% | −10,409−36.3% | Reduced |