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 2025
Institutional positions in Main Street Capital CORP as of Jun 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
- 405
- +16 vs. Q1 2025
- Shares held
- 19.7M
- +878.7K (+4.7%) vs. Q1 2025
- Total value
- $1.17B
- +$101.6M (+9.5%) vs. Q1 2025
- New holders
- 51
- 148 more added
- Sold out
- 35
- 108 more reduced
4 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| GWN Securities Inc. | 7,178 | $424.2K | 0.08% | +7,178 | New |
| L & S Advisors Inc | – | $429.4K | 0.04% | – | – |
| Fiduciary Group LLC | 7,353 | $434.6K | 0.04% | +1,800+32.4% | Added |
| Vise Technologies, Inc. | 7,548 | $446.1K | 0.02% | +7,548 | New |
| Global Retirement Partners, LLC | 7,552 | $446.3K | 0.01% | +7,552 | New |
| Captrust Financial Advisors | 7,605 | $449.5K | 0.00% | −1,258−14.2% | Reduced |
| United Advisor Group, LLC | 7,653 | $452.3K | 0.08% | 00.0% | Unchanged |
| Golden State Equity Partners | 7,688 | $454.4K | 0.08% | 00.0% | Unchanged |
| Disciplined Investors, L.L.C. | 8,150 | $481.7K | 0.38% | +8,150 | New |
| Innova Wealth Partners | 8,240 | $487.0K | 0.29% | −97−1.2% | Reduced |
| Triumph Capital Management | 8,305 | $490.8K | 0.15% | +144+1.8% | Added |
| Group One Trading, L.P. | 8,362 | $494.2K | 0.02% | +8,362 | New |
| Bartlett & Co. Wealth Management LLC | 8,400 | $496.4K | 0.01% | 00.0% | Unchanged |
| AXA S.A. | 8,470 | $500.6K | 0.00% | 00.0% | Unchanged |
| Park Avenue Securities LLC | 8,470 | $501.0K | 0.00% | +1,284+17.9% | Added |
| Vertex Planning Partners, LLC | 8,583 | $507.3K | 0.11% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 8,612 | $509.0K | 0.01% | −298−3.3% | Reduced |
| Sentinel Trust Co Lba | 8,648 | $511.0K | 0.06% | −2,641−23.4% | Reduced |
| Kingsview Wealth Management, LLC | 8,651 | $511.3K | 0.01% | −1,453−14.4% | Reduced |
| Virtus Investment Advisers, Inc. | 8,758 | $517.6K | 0.17% | −624−6.7% | Reduced |
| Colony Group, LLC | 8,932 | $527.9K | 0.00% | +45+0.5% | Added |
| Icon Wealth Advisors, LLC | 9,100 | $537.8K | 0.04% | 00.0% | Unchanged |
| AlTi Global, Inc. | 9,150 | $540.8K | 0.01% | 00.0% | Unchanged |
| Balboa Wealth Partners | 9,292 | $549.2K | 0.11% | −100−1.1% | Reduced |
| JustInvest LLC | 9,301 | $549.7K | 0.01% | −481−4.9% | Reduced |
| Harbour Investments, Inc. | 9,431 | $557.4K | 0.01% | −588−5.9% | Reduced |
| Empowered Funds, LLC | 9,431 | $557.4K | 0.01% | +633+7.2% | Added |
| BostonPremier Wealth LLC | 9,550 | $564.4K | 0.31% | 00.0% | Unchanged |
| Stratos Wealth Partners, LTD. | 9,718 | $574.4K | 0.01% | +101+1.1% | Added |
| Whittier Trust Co | 9,780 | $577.9K | 0.01% | 00.0% | Unchanged |
| Chelsea Counsel Co | 9,780 | $578.0K | 0.29% | 00.0% | Unchanged |
| Castle Rock Wealth Management, LLC | 8,943 | $578.5K | 0.14% | +430+5.1% | Added |
| Equitable Holdings, Inc. | 9,878 | $583.8K | 0.00% | +128+1.3% | Added |
| Cahill Financial Advisors Inc | 9,896 | $584.9K | 0.07% | −2,816−22.2% | Reduced |
| Verity Asset Management, Inc. | 9,918 | $586.2K | 0.28% | +4,968+100.4% | Added |
| Mutual Advisors, LLC | 9,019 | $593.7K | 0.01% | −1,310−12.7% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 10,127 | $598.5K | 0.01% | +10,127 | New |
| Nations Financial Group Inc, | 10,323 | $610.1K | 0.04% | +803+8.4% | Added |
| Capital Performance Advisors LLP | 10,516 | $621.5K | 0.12% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 10,739 | $634.7K | 0.00% | −983−8.4% | Reduced |
| Truist Financial Corp | 10,792 | $637.8K | 0.00% | +835+8.4% | Added |
| SG Americas Securities, LLC | 10,806 | $639.0K | 0.00% | +10,806 | New |
| Eagle Global Advisors LLC | 11,515 | $680.5K | 0.03% | 00.0% | Unchanged |
| Stifel Financial Corp | 11,654 | $688.8K | 0.00% | −758−6.1% | Reduced |
| Inscription Capital, LLC | 12,044 | $711.8K | 0.10% | +437+3.8% | Added |
| Catalyst Capital Advisors LLC | 12,128 | $716.8K | 0.01% | 00.0% | Unchanged |
| Tradition Wealth Management, LLC | 12,458 | $736.3K | 0.06% | +167+1.4% | Added |
| Guggenheim Capital LLC | 12,492 | $738.3K | 0.01% | +570+4.8% | Added |
| Westbourne Investment Advisors, Inc. | 12,500 | $738.8K | 0.22% | +12,500 | New |
| Mindset Wealth Management, LLC | 12,520 | $739.9K | 0.24% | +425+3.5% | Added |
| Brevan Howard Capital Management LP | 12,580 | $743.5K | 0.01% | +12,580 | New |
| D.B. Root & Company, LLC | 12,861 | $760.1K | 0.22% | −481−3.6% | Reduced |
| Atria Investments LLC | 12,948 | $765.2K | 0.01% | +296+2.3% | Added |
| RMR Wealth Builders | 13,148 | $777.0K | 0.07% | −1,113−7.8% | Reduced |
| Nomura Asset Management Co Ltd | 13,165 | $778.1K | 0.00% | +2,935+28.7% | Added |
| Mercer Global Advisors Inc | 13,228 | $781.8K | 0.00% | −80−0.6% | Reduced |
| Balyasny Asset Management LLC | 13,340 | $788.4K | 0.00% | +13,340 | New |
| Financial Security Advisor, Inc. | 13,390 | $791.4K | 0.18% | +26+0.2% | Added |
| MAI Capital Management | 13,694 | $809.3K | 0.01% | +356+2.7% | Added |
| AllSquare Wealth Management LLC | 13,975 | $825.9K | 0.46% | −400−2.8% | Reduced |
| PFG Investments, LLC | 14,092 | $832.9K | 0.05% | +292+2.1% | Added |
| Millennium Management LLC | 14,469 | $855.1K | 0.00% | −4,692−24.5% | Reduced |
| Sanctuary Advisors, LLC | 14,489 | $856.3K | 0.01% | −28−0.2% | Reduced |
| Savvy Advisors, Inc. | 14,555 | $860.2K | 0.06% | +2,465+20.4% | Added |
| Chilton Capital Management LLC | 14,987 | $885.7K | 0.03% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 15,030 | $888.3K | 0.04% | 00.0% | Unchanged |
| Fortis Capital Advisors, LLC | 15,030 | $888.3K | 0.16% | 00.0% | Unchanged |
| NewEdge Wealth, LLC | 14,084 | $894.8K | 0.01% | −50.0% | Reduced |
| CI Private Wealth, LLC | 15,390 | $909.6K | 0.00% | −547−3.4% | Reduced |
| Independent Financial Group, LLC | 15,394 | $909.8K | 0.03% | −2,428−13.6% | Reduced |
| Venturi Wealth Management, LLC | 15,583 | $921.0K | 0.05% | −22,238−58.8% | Reduced |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 15,889 | $939.1K | 0.13% | +193+1.2% | Added |
| WCG Wealth Advisors LLC | 16,265 | $961.3K | 0.06% | +550+3.5% | Added |
| Uncommon Cents Investing LLC | 16,437 | $971.4K | 0.26% | +231+1.4% | Added |
| ProShare Advisors LLC | 16,672 | $985.3K | 0.00% | −547−3.2% | Reduced |
| Concurrent Investment Advisors, LLC | 16,776 | $991.5K | 0.02% | +1,856+12.4% | Added |
| Milestone Asset Management, LLC | 16,867 | $996.9K | 0.21% | +5,281+45.6% | Added |
| Ronald Blue Trust, Inc. | 16,959 | $1.00M | 0.01% | +8,226+94.2% | Added |
| Callahan Advisors, LLC | 17,058 | $1.01M | 0.09% | −38−0.2% | Reduced |
| Avantax Advisory Services, Inc. | 17,421 | $1.03M | 0.01% | +1,870+12.0% | Added |
| Brasada Capital Management, LP | 17,000 | $1.04M | 0.18% | −3,500−17.1% | Reduced |
| Allworth Financial LP | 18,138 | $1.07M | 0.01% | +8,084+80.4% | Added |
| Lido Advisors, LLC | 18,354 | $1.08M | 0.01% | −2,321−11.2% | Reduced |
| Janney Montgomery Scott LLC | 18,417 | $1.09M | 0.00% | +716+4.0% | Added |
| SMH Capital Advisors Inc | 18,630 | $1.10M | 2.50% | −126−0.7% | Reduced |
| Cerity Partners LLC | 18,649 | $1.10M | 0.00% | −28,035−60.1% | Reduced |
| MML Investors Services, LLC | 18,687 | $1.10M | 0.00% | +927+5.2% | Added |
| Manufacturers Life Insurance Company, The | 18,881 | $1.12M | 0.00% | −3,277−14.8% | Reduced |
| SS&H Financial Advisors, Inc. | 19,200 | $1.13M | 0.38% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 19,303 | $1.14M | 0.00% | +9,089+89.0% | Added |
| Jane Street Group, LLC | 19,831 | $1.17M | 0.00% | +19,831 | New |
| Mariner, LLC | 20,116 | $1.19M | 0.00% | −4,796−19.3% | Reduced |
| Goldman Sachs Group Inc | 20,248 | $1.20M | 0.00% | +9,787+93.6% | Added |
| Arete Wealth Advisors, LLC | 20,367 | $1.20M | 0.09% | +4,037+24.7% | Added |
| Simon Quick Advisors, LLC | 20,526 | $1.21M | 0.06% | −354−1.7% | Reduced |
| TCG Advisory Services, LLC | 20,962 | $1.24M | 0.04% | −2,180−9.4% | Reduced |
| WealthPLAN Partners, LLC | 22,259 | $1.32M | 0.21% | +325+1.5% | Added |
| Engineers Gate Manager LP | 22,381 | $1.32M | 0.02% | −858−3.7% | Reduced |
| Generali Investments CEE, investicni spolecnost, a.s. | 22,910 | $1.35M | 0.11% | +22,910 | New |
| Widmann Financial Services, Inc. | 24,386 | $1.44M | 1.00% | +20.0% | Added |