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, Q3 2025
Institutional positions in Main Street Capital CORP as of Sep 30, 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
- 408
- +12 vs. Q2 2025
- Shares held
- 20.1M
- +408.8K (+2.1%) vs. Q2 2025
- Total value
- $1.27B
- +$109.2M (+9.4%) vs. Q2 2025
- New holders
- 44
- 154 more added
- Sold out
- 32
- 97 more reduced
9 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Legacy Capital Wealth Partners, LLC | 25,648 | $1.63M | 0.35% | −602−2.3% | Reduced |
| Bokf, NA | 25,000 | $1.59M | 0.02% | 00.0% | Unchanged |
| Widmann Financial Services, Inc. | 24,561 | $1.56M | 0.98% | +175+0.7% | Added |
| Engineers Gate Manager LP | 24,038 | $1.53M | 0.02% | +1,657+7.4% | Added |
| Great West Life Assurance Co | 22,797 | $1.44M | 0.00% | −64,622−73.9% | Reduced |
| CI Private Wealth, LLC | 22,369 | $1.42M | 0.00% | +6,979+45.3% | Added |
| WealthPLAN Partners, LLC | 22,308 | $1.42M | 0.21% | +49+0.2% | Added |
| Baird Financial Group, Inc. | 21,644 | $1.38M | 0.00% | −2,969−12.1% | Reduced |
| Manufacturers Life Insurance Company, The | 21,382 | $1.36M | 0.00% | +2,501+13.2% | Added |
| Credit Agricole S A | 20,933 | $1.33M | 0.00% | +20,933 | New |
| Generali Investments CEE, investicni spolecnost, a.s. | 20,785 | $1.32M | 0.10% | −2,125−9.3% | Reduced |
| Arete Wealth Advisors, LLC | 20,768 | $1.32M | 0.08% | +401+2.0% | Added |
| Simon Quick Advisors, LLC | 20,530 | $1.31M | 0.06% | +40.0% | Added |
| TCG Advisory Services, LLC | 20,213 | $1.29M | 0.05% | −749−3.6% | Reduced |
| Ameriflex Group, Inc. | 19,662 | $1.25M | 0.47% | +19,662 | New |
| Janney Montgomery Scott LLC | 19,450 | $1.24M | 0.00% | +1,033+5.6% | Added |
| Milestone Asset Management, LLC | 19,437 | $1.24M | 0.23% | +2,570+15.2% | Added |
| Mackenzie Financial Corp | 19,373 | $1.23M | 0.00% | +70+0.4% | Added |
| SS&H Financial Advisors, Inc. | 19,200 | $1.22M | 0.37% | 00.0% | Unchanged |
| MML Investors Services, LLC | 19,001 | $1.21M | 0.00% | +314+1.7% | Added |
| Cerity Partners LLC | 18,265 | $1.16M | 0.00% | −384−2.1% | Reduced |
| ProShare Advisors LLC | 17,972 | $1.14M | 0.00% | +1,300+7.8% | Added |
| Callahan Advisors, LLC | 17,946 | $1.14M | 0.10% | +888+5.2% | Added |
| Brasada Capital Management, LP | 17,000 | $1.09M | 0.18% | 00.0% | Unchanged |
| Allworth Financial LP | 17,069 | $1.09M | 0.00% | −1,069−5.9% | Reduced |
| Ronald Blue Trust, Inc. | 17,034 | $1.08M | 0.01% | +75+0.4% | Added |
| Independent Financial Group, LLC | 16,850 | $1.07M | 0.03% | +1,456+9.5% | Added |
| SMH Capital Advisors Inc | 18,678 | $1.06M | 2.17% | +48+0.3% | Added |
| Uncommon Cents Investing LLC | 16,627 | $1.06M | 0.26% | +190+1.2% | Added |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 16,568 | $1.05M | 0.12% | +679+4.3% | Added |
| Savvy Advisors, Inc. | 16,360 | $1.04M | 0.05% | +1,805+12.4% | Added |
| Union Bancaire Privee, UBP SA | 16,319 | $1.04M | 0.02% | 00.0% | Unchanged |
| WCG Wealth Advisors LLC | 16,265 | $1.03M | 0.06% | 00.0% | Unchanged |
| Quest Partners LLC | 15,996 | $1.02M | 0.07% | −26,476−62.3% | Reduced |
| Venturi Wealth Management, LLC | 15,583 | $990.9K | 0.05% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 15,030 | $955.8K | 0.04% | 00.0% | Unchanged |
| Fortis Capital Advisors, LLC | 15,030 | $955.8K | 0.15% | 00.0% | Unchanged |
| Chilton Capital Management LLC | 14,987 | $953.0K | 0.03% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 14,941 | $950.1K | 0.04% | +8,841+144.9% | Added |
| Sanctuary Advisors, LLC | 14,639 | $930.9K | 0.01% | +150+1.0% | Added |
| Westbourne Investment Advisors, Inc. | 14,100 | $896.6K | 0.25% | +1,600+12.8% | Added |
| Concurrent Investment Advisors, LLC | 14,031 | $892.2K | 0.02% | −2,745−16.4% | Reduced |
| Financial Security Advisor, Inc. | 13,763 | $875.2K | 0.19% | +373+2.8% | Added |
| MAI Capital Management | 13,748 | $874.2K | 0.01% | +54+0.4% | Added |
| AllSquare Wealth Management LLC | 13,675 | $869.6K | 0.46% | −300−2.1% | Reduced |
| Stifel Financial Corp | 13,461 | $856.0K | 0.00% | +1,807+15.5% | Added |
| PFG Investments, LLC | 13,444 | $854.9K | 0.04% | −648−4.6% | Reduced |
| RMR Wealth Builders | 13,175 | $837.8K | 0.07% | +27+0.2% | Added |
| NewEdge Wealth, LLC | 14,584 | $834.4K | 0.01% | +500+3.6% | Added |
| Atria Investments LLC | 12,845 | $816.8K | 0.01% | −103−0.8% | Reduced |
| Nomura Asset Management Co Ltd | 12,775 | $812.4K | 0.00% | −390−3.0% | Reduced |
| D.B. Root & Company, LLC | 12,731 | $809.6K | 0.21% | −130−1.0% | Reduced |
| Tradition Wealth Management, LLC | 12,579 | $799.9K | 0.06% | +121+1.0% | Added |
| Mindset Wealth Management, LLC | 12,520 | $796.2K | 0.22% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 12,412 | $789.3K | 0.00% | −816−6.2% | Reduced |
| Lido Advisors, LLC | 12,311 | $782.9K | 0.00% | −6,043−32.9% | Reduced |
| Catalyst Capital Advisors LLC | 12,128 | $771.2K | 0.02% | 00.0% | Unchanged |
| Empowered Funds, LLC | 12,024 | $764.6K | 0.01% | +2,593+27.5% | Added |
| Inscription Capital, LLC | 11,780 | $749.1K | 0.08% | −264−2.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 11,773 | $748.6K | 0.01% | +1,646+16.3% | Added |
| Pinebridge Investments, L.P. | 11,712 | $744.8K | 0.01% | +6,047+106.7% | Added |
| Eagle Global Advisors LLC | 11,515 | $732.2K | 0.03% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 11,506 | $731.7K | 0.01% | −986−7.9% | Reduced |
| Nations Financial Group Inc, | 11,291 | $718.0K | 0.04% | +968+9.4% | Added |
| XTX Topco Ltd | 11,086 | $705.0K | 0.04% | +11,086 | New |
| HB Wealth Management, LLC | 11,071 | $704.0K | 0.00% | +6,614+148.4% | Added |
| Truist Financial Corp | 10,925 | $694.7K | 0.00% | +133+1.2% | Added |
| The PNC Financial Services Group, Inc. | 10,758 | $684.1K | 0.00% | +19+0.2% | Added |
| Harbour Investments, Inc. | 10,558 | $671.4K | 0.02% | +1,127+11.9% | Added |
| Colony Group, LLC | 10,531 | $669.7K | 0.00% | +1,599+17.9% | Added |
| Capital Performance Advisors LLP | 10,516 | $668.7K | 0.11% | 00.0% | Unchanged |
| Equitable Holdings, Inc. | 10,373 | $659.6K | 0.00% | +495+5.0% | Added |
| Stratos Wealth Partners, LTD. | 9,916 | $630.6K | 0.01% | +198+2.0% | Added |
| Cahill Financial Advisors Inc | 9,745 | $619.7K | 0.07% | −151−1.5% | Reduced |
| BostonPremier Wealth LLC | 9,550 | $607.3K | 0.30% | 00.0% | Unchanged |
| Verity Asset Management, Inc. | 9,537 | $606.5K | 0.20% | −381−3.8% | Reduced |
| Balboa Wealth Partners | 9,292 | $590.9K | 0.10% | 00.0% | Unchanged |
| AlTi Global, Inc. | 9,150 | $581.8K | 0.01% | 00.0% | Unchanged |
| Icon Wealth Advisors, LLC | 9,100 | $578.7K | 0.04% | 00.0% | Unchanged |
| JustInvest LLC | 9,094 | $578.3K | 0.01% | −207−2.2% | Reduced |
| AXA Investment Managers S.A. | 8,716 | $554.3K | 0.00% | +8,716 | New |
| Perigon Wealth Management, LLC | 8,684 | $552.2K | 0.01% | +72+0.8% | Added |
| Kingsview Wealth Management, LLC | 8,654 | $550.3K | 0.01% | +30.0% | Added |
| Vertex Planning Partners, LLC | 8,583 | $545.8K | 0.10% | 00.0% | Unchanged |
| AE Wealth Management LLC | 8,449 | $537.3K | 0.00% | +2,308+37.6% | Added |
| Bartlett & Co. Wealth Management LLC | 8,400 | $534.2K | 0.01% | 00.0% | Unchanged |
| L & S Advisors Inc | – | $531.4K | 0.05% | – | – |
| Virtu Financial LLC | 8,287 | $527.0K | 0.03% | +8,287 | New |
| Innova Wealth Partners | 8,243 | $524.2K | 0.28% | +30.0% | Added |
| Disciplined Investors, L.L.C. | 8,150 | $518.3K | 0.37% | 00.0% | Unchanged |
| Alpha Cubed Investments, LLC | 8,004 | $508.9K | 0.02% | +1,090+15.8% | Added |
| SG Americas Securities, LLC | 7,995 | $508.0K | 0.00% | −2,811−26.0% | Reduced |
| Mutual Advisors, LLC | 8,773 | $505.5K | 0.01% | −246−2.7% | Reduced |
| Castle Rock Wealth Management, LLC | 7,824 | $499.1K | 0.11% | −1,119−12.5% | Reduced |
| United Advisor Group, LLC | 7,778 | $494.6K | 0.07% | +125+1.6% | Added |
| Golden State Equity Partners | 7,688 | $488.9K | 0.08% | 00.0% | Unchanged |
| Captrust Financial Advisors | 7,586 | $482.4K | 0.00% | −19−0.2% | Reduced |
| Global Retirement Partners, LLC | 7,478 | $475.5K | 0.01% | −74−1.0% | Reduced |
| Sentinel Trust Co Lba | 7,426 | $472.0K | 0.05% | −1,222−14.1% | Reduced |
| Fiduciary Group LLC | 7,353 | $467.6K | 0.04% | 00.0% | Unchanged |