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 |
|---|---|---|---|---|---|
| Toroso Investments, LLC | 18,444 | $1.11M | 0.00% | +18,444 | New |
| Trexquant Investment LP | 18,581 | $1.12M | 0.01% | +18,581 | New |
| SMH Capital Advisors Inc | 18,884 | $1.14M | 2.32% | +206+1.1% | Added |
| MML Investors Services, LLC | 18,994 | $1.15M | 0.00% | −70.0% | Reduced |
| SS&H Financial Advisors, Inc. | 19,100 | $1.15M | 0.34% | −100−0.5% | Reduced |
| Mackenzie Financial Corp | 19,518 | $1.17M | 0.00% | +145+0.7% | Added |
| Natixis | 19,425 | $1.17M | 0.00% | −17,091−46.8% | Reduced |
| Baird Financial Group, Inc. | 20,132 | $1.22M | 0.00% | −1,512−7.0% | Reduced |
| Arete Wealth Advisors, LLC | 20,430 | $1.23M | 0.09% | −338−1.6% | Reduced |
| Simon Quick Advisors, LLC | 20,550 | $1.24M | 0.05% | +20+0.1% | Added |
| Cerity Partners LLC | 20,636 | $1.25M | 0.00% | +2,371+13.0% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 20,785 | $1.26M | 0.09% | 00.0% | Unchanged |
| Credit Agricole S A | 20,933 | $1.26M | 0.00% | 00.0% | Unchanged |
| Eagle Global Advisors LLC | 21,275 | $1.28M | 0.05% | +9,760+84.8% | Added |
| Massar Capital Management, LP | 21,364 | $1.29M | 0.25% | +21,364 | New |
| Manufacturers Life Insurance Company, The | 22,423 | $1.35M | 0.00% | +1,041+4.9% | Added |
| WealthPLAN Partners, LLC | 23,051 | $1.39M | 0.21% | +743+3.3% | Added |
| Castleview Partners, LLC | 23,680 | $1.43M | 0.71% | +23,680 | New |
| Great West Life Assurance Co | 23,744 | $1.44M | 0.00% | +947+4.2% | Added |
| Widmann Financial Services, Inc. | 24,350 | $1.47M | 0.90% | −211−0.9% | Reduced |
| Bokf, NA | 25,000 | $1.51M | 0.02% | 00.0% | Unchanged |
| Legacy Capital Wealth Partners, LLC | 27,586 | $1.67M | 0.36% | +1,938+7.6% | Added |
| Aquatic Capital Management LLC | 27,779 | $1.68M | 0.05% | +27,779 | New |
| National Asset Management, Inc. | 27,859 | $1.68M | 0.08% | +417+1.5% | Added |
| TCG Advisory Services, LLC | 28,498 | $1.72M | 0.05% | +8,285+41.0% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 28,733 | $1.74M | 0.00% | +252+0.9% | Added |
| Squarepoint Ops LLC | 29,053 | $1.75M | 0.00% | +25,823+799.5% | Added |
| Dearborn Partners LLC | 29,372 | $1.77M | 0.09% | −1,980−6.3% | Reduced |
| Engineers Gate Manager LP | 30,631 | $1.85M | 0.02% | +6,593+27.4% | Added |
| Sharpepoint LLC | 30,961 | $1.87M | 1.12% | +2,358+8.2% | Added |
| Wealth Enhancement Advisory Services, LLC | 31,360 | $1.95M | 0.00% | −15,829−33.5% | Reduced |
| Arkadios Wealth Advisors | 32,548 | $1.97M | 0.04% | −119−0.4% | Reduced |
| Quest Partners LLC | 34,409 | $2.08M | 0.12% | +18,413+115.1% | Added |
| Geneos Wealth Management Inc. | 35,161 | $2.12M | 0.05% | −2,551−6.8% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 35,461 | $2.14M | 0.02% | −683−1.9% | Reduced |
| Mariner, LLC | 35,610 | $2.15M | 0.00% | +1,580+4.6% | Added |
| Coldstream Capital Management Inc | 36,086 | $2.18M | 0.03% | −933−2.5% | Reduced |
| Sigma Planning Corp | 36,640 | $2.21M | 0.06% | −1,476−3.9% | Reduced |
| Citadel Advisors LLC | 36,868 | $2.23M | 0.00% | +4,489+13.9% | Added |
| DnB Asset Management AS | 37,076 | $2.24M | 0.01% | −36,122−49.3% | Reduced |
| Advisory Services Network, LLC | 37,170 | $2.24M | 0.03% | +142+0.4% | Added |
| Foundations Investment Advisors, LLC | 37,599 | $2.27M | 0.03% | −1,344−3.5% | Reduced |
| Blair William & Co | 38,796 | $2.34M | 0.01% | −2,276−5.5% | Reduced |
| Focus Financial Network, Inc. | 38,798 | $2.34M | 0.08% | +1,623+4.4% | Added |
| Northern Trust Corp | 40,325 | $2.44M | 0.00% | −4,654−10.3% | Reduced |
| First Financial Bankshares Inc | 40,978 | $2.47M | 0.05% | +1,127+2.8% | Added |
| Bank of New York Mellon Corp | 41,138 | $2.48M | 0.00% | +4,005+10.8% | Added |
| King Luther Capital Management Corp | 42,410 | $2.56M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 44,571 | $2.69M | 0.00% | +37,227+506.9% | Added |
| Envestnet Asset Management Inc | 47,640 | $2.88M | 0.00% | −75,320−61.3% | Reduced |
| Quantbot Technologies LP | 47,681 | $2.88M | 0.10% | −6,491−12.0% | Reduced |
| Prospera Financial Services Inc | 48,229 | $2.91M | 0.05% | +194+0.4% | Added |
| Vestor Capital, LLC | 1,282 | $2.92M | 0.21% | −47,118−97.4% | Reduced |
| Capital Investment Advisors, LLC | 49,934 | $3.02M | 0.05% | −285−0.6% | Reduced |
| CWM, LLC | 50,874 | $3.07M | 0.01% | −14,372−22.0% | Reduced |
| M&T Bank Corp | 51,378 | $3.10M | 0.01% | +28+0.1% | Added |
| Midwest Professional Planners, LTD. | 51,926 | $3.14M | 0.74% | −3,949−7.1% | Reduced |
| Taylor Frigon Capital Management LLC | 53,151 | $3.21M | 1.62% | +1,508+2.9% | Added |
| ExodusPoint Capital Management, LP | 53,508 | $3.23M | 0.04% | +53,508 | New |
| Rockefeller Capital Management L.P. | 54,577 | $3.30M | 0.01% | −19,651−26.5% | Reduced |
| MGB Wealth Management, LLC | 55,198 | $3.33M | 0.95% | +1,970+3.7% | Added |
| Beacon Pointe Advisors, LLC | 55,276 | $3.34M | 0.02% | −453−0.8% | Reduced |
| Fund Advisors of America Inc | 55,845 | $3.37M | 3.09% | +55,845 | New |
| IHT Wealth Management, LLC | 56,687 | $3.42M | 0.08% | +281+0.5% | Added |
| Kestra Advisory Services, LLC | 58,224 | $3.52M | 0.01% | +3,053+5.5% | Added |
| Larson Financial Group LLC | 58,280 | $3.52M | 0.12% | −1,063−1.8% | Reduced |
| XTX Topco Ltd | 61,516 | $3.71M | 0.10% | +50,430+454.9% | Added |
| Baker Avenue Asset Management, LP | 63,056 | $3.81M | 0.09% | +4,431+7.6% | Added |
| Pembroke Management, LTD | 64,529 | $3.90M | 0.40% | +1,126+1.8% | Added |
| Commonwealth Equity Services, LLC | 70,823 | $4.28M | 0.01% | −3,727−5.0% | Reduced |
| Two Sigma Investments, LP | 72,407 | $4.37M | 0.01% | −56,568−43.9% | Reduced |
| Morgan Dempsey Capital Management LLC | 73,426 | $4.43M | 2.16% | −7,637−9.4% | Reduced |
| Naviter Wealth, LLC | 73,968 | $4.47M | 0.58% | −7,762−9.5% | Reduced |
| Cetera Investment Advisers | 74,630 | $4.51M | 0.00% | +6,386+9.4% | Added |
| CoreCap Advisors, LLC | 75,499 | $4.56M | 0.16% | +10,539+16.2% | Added |
| Susquehanna Fundamental Investments, LLC | 76,439 | $4.62M | 0.16% | +61,498+411.6% | Added |
| Creative Planning | 77,467 | $4.68M | 0.00% | −644−0.8% | Reduced |
| Texas Yale Capital Corp. | 80,403 | $4.86M | 0.15% | −515−0.6% | Reduced |
| Albion Financial Group | 86,812 | $5.24M | 0.33% | −8,030−8.5% | Reduced |
| HighTower Advisors, LLC | 94,408 | $5.70M | 0.01% | +1,150+1.2% | Added |
| We Are One Seven, LLC | 95,070 | $5.74M | 0.12% | +90,054+1,795.3% | Added |
| Confluence Investment Management LLC | 97,083 | $5.86M | 0.09% | −4,551−4.5% | Reduced |
| BNP Paribas Arbitrage, SA | 97,935 | $5.91M | 0.00% | −30,849−24.0% | Reduced |
| Meridian Wealth Management, LLC | 98,285 | $5.94M | 0.21% | +927+1.0% | Added |
| J.W. Cole Advisors, Inc. | 108,516 | $5.94M | 0.14% | +5,596+5.4% | Added |
| Integrated Wealth Concepts LLC | 98,825 | $5.97M | 0.07% | −54−0.1% | Reduced |
| Wells Fargo & Company | 100,274 | $6.06M | 0.00% | −21,963−18.0% | Reduced |
| Bank of America Corp | 101,363 | $6.12M | 0.00% | +18,434+22.2% | Added |
| HRT Financial LP | 105,983 | $6.40M | 0.02% | −127,450−54.6% | Reduced |
| Denali Advisors LLC | 106,300 | $6.42M | 0.71% | −13,397−11.2% | Reduced |
| Advisors Asset Management, Inc. | 111,988 | $6.76M | 0.11% | −27,094−19.5% | Reduced |
| Balyasny Asset Management LLC | 113,376 | $6.85M | 0.01% | +47,959+73.3% | Added |
| Hamilton Point Investment Advisors, LLC | 114,005 | $6.88M | 1.05% | −970−0.8% | Reduced |
| Segment Wealth Management, LLC | 120,243 | $7.26M | 0.42% | +420+0.4% | Added |
| Hourglass Capital, LLC | 124,860 | $7.54M | 1.63% | +2,480+2.0% | Added |
| TCTC Holdings, LLC | 126,791 | $7.66M | 0.23% | +3,000+2.4% | Added |
| Joel Isaacson & Co., LLC | 128,831 | $7.78M | 0.26% | +171+0.1% | Added |
| Bridgelight Financial Advisors, Inc. | 135,099 | $8.16M | 6.95% | +135,099 | New |
| U.S. Capital Wealth Advisors, LLC | 138,790 | $8.38M | 0.22% | +20.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 148,239 | $8.95M | 0.02% | −2,465−1.6% | Reduced |