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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 2021

Institutional positions in Main Street Capital CORP as of Sep 30, 2021. 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
236
+11 vs. Q2 2021
Shares held
12.3M
+591.1K (+5.0%) vs. Q2 2021
Total value
$508.1M
+$25.6M (+5.3%) vs. Q2 2021
New holders
27
84 more added
Sold out
16
72 more reduced

3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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.

Institutional holdersQ3 2021: 236 institutions
Q1 2021: 230 institutionsQ2 2021: 228 institutionsQ3 2021: 236 institutionsQ4 2021: 257 institutionsQ1 2022: 256 institutionsQ2 2022: 244 institutionsQ3 2022: 248 institutionsQ4 2022: 273 institutionsQ1 2023: 273 institutionsQ2 2023: 289 institutionsQ3 2023: 292 institutionsQ4 2023: 313 institutionsQ1 2024: 326 institutionsQ2 2024: 340 institutionsQ3 2024: 354 institutionsQ4 2024: 401 institutionsQ1 2025: 393 institutionsQ2 2025: 405 institutionsQ3 2025: 408 institutionsQ4 2025: 431 institutionsQ1 2026: 423 institutionsQ2 2026: 401 institutions
Value heldQ3 2021: $508.1M
Q1 2021: $511.5MQ2 2021: $488.5MQ3 2021: $508.1MQ4 2021: $558.7MQ1 2022: $546.5MQ2 2022: $533.6MQ3 2022: $491.5MQ4 2022: $571.7MQ1 2023: $617.8MQ2 2023: $660.3MQ3 2023: $716.5MQ4 2023: $752.3MQ1 2024: $804.4MQ2 2024: $869.4MQ3 2024: $931.0MQ4 2024: $1.10BQ1 2025: $1.07BQ2 2025: $1.17BQ3 2025: $1.27BQ4 2025: $1.26BQ1 2026: $1.24BQ2 2026: $1.18B
Institutions holding MAIN and their total value by quarter
QuarterHoldersValue
Q2 2026401$1.18B
Q1 2026423$1.24B
Q4 2025431$1.26B
Q3 2025408$1.27B
Q2 2025405$1.17B
Q1 2025393$1.07B
Q4 2024401$1.10B
Q3 2024354$931.0M
Q2 2024340$869.4M
Q1 2024326$804.4M
Q4 2023313$752.3M
Q3 2023292$716.5M
Q2 2023289$660.3M
Q1 2023273$617.8M
Q4 2022273$571.7M
Q3 2022248$491.5M
Q2 2022244$533.6M
Q1 2022256$546.5M
Q4 2021257$558.7M
Q3 2021236$508.1M
Q2 2021228$488.5M
Q1 2021230$511.5M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q2 2021.

Institutions holding MAIN in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Americana Partners, LLC72,327$2.97M0.72%+692+1.0%Added
Hourglass Capital, LLC77,700$3.19M0.87%−6,950−8.2%Reduced
Invesco Ltd.81,147$3.33M0.00%−429−0.5%Reduced
Texas Yale Capital Corp.82,784$3.40M0.19%+6,143+8.0%Added
Commonwealth Equity Services, LLC84,192$3.46M0.01%+1,036+1.2%Added
Wells Fargo & Company87,060$3.58M0.00%−2,872−3.2%Reduced
Advisors Capital Management, LLC88,844$3.65M0.11%−752−0.8%Reduced
Royal Bank of Canada111,151$4.57M0.00%−27,551−19.9%Reduced
UBS Group AG119,385$4.91M0.00%−13,548−10.2%Reduced
Millennium Management LLC122,739$5.04M0.01%+59,849+95.2%Added
Albion Financial Group124,467$5.12M0.45%+660+0.5%Added
Bank of New York Mellon Corp125,670$5.17M0.00%+8,233+7.0%Added
JPMorgan Chase & Co132,094$5.43M0.00%−4,658−3.4%Reduced
U.S. Capital Wealth Advisors, LLC132,164$5.43M0.24%+132,164New
Cambridge Investment Research Advisors, Inc.135,747$5.58M0.03%+793+0.6%Added
Confluence Investment Management LLC140,333$5.77M0.08%−179−0.1%Reduced
Trinity Legacy Partners, LLC158,866$6.53M2.34%+6,870+4.5%Added
State of Wisconsin Investment Board161,764$6.65M0.01%−55,984−25.7%Reduced
LPL Financial LLC171,834$7.06M0.01%−4,431−2.5%Reduced
Two Sigma Investments, LP179,452$7.38M0.02%+120,487+204.3%Added
Two Sigma Advisers, LP185,381$7.62M0.02%+155,303+516.3%Added
McKinley Capital Management LLC /Delaware199,245$8.19M0.77%+8,230+4.3%Added
Miller Howard Investments Inc200,000$8.22M0.34%+40,000+25.0%Added
Advisor Group Holdings, Inc.202,557$8.33M0.02%+17,292+9.3%Added
Sumitomo Mitsui Trust Holdings, Inc.210,669$8.66M0.01%−23,836−10.2%Reduced
Muzinich & Co., Inc.210,669$8.66M5.78%−21,432−9.2%Reduced
Sanders Morris Harris LLC344,699$14.2M2.58%−26,628−7.2%Reduced
Childress Capital Advisors, LLC389,312$16.0M6.50%00.0%Unchanged
Legal & General Group Plc405,589$16.7M0.01%−29,794−6.8%Reduced
Sound Income Strategies, LLC416,253$17.1M2.21%−5,156−1.2%Reduced
Morgan Stanley514,099$21.1M0.00%−24,041−4.5%Reduced
BlackRock Inc.525,860$21.6M0.00%+109,719+26.4%Added
Van Eck Associates Corp647,503$26.6M0.07%+77,245+13.5%Added
Price T Rowe Associates Inc756,174$31.1M0.00%−995−0.1%Reduced
Burgundy Asset Management Ltd.1,657,192$68.1M0.67%+7,361+0.4%Added
Sofos Investments, Inc.1––+1New
Skandinaviska Enskilda Banken AB (publ)0$00.00%−34,500−100.0%Sold out
Wolverine Trading, LLC0$00.00%−20,865−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−11,321−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−10,334−100.0%Sold out
Argent Trust Co0$00.00%−6,596−100.0%Sold out
Atom Investors LP0$00.00%−6,296−100.0%Sold out
A. D. Beadell Investment Counsel, Inc.0$00.00%−6,145−100.0%Sold out
Citadel Advisors LLC0$00.00%−5,512−100.0%Sold out
Coastal Investment Advisors, Inc.0$00.00%−5,215−100.0%Sold out
Calton & Associates, Inc.0$00.00%−5,049−100.0%Sold out
Stelac Advisory Services LLC0$00.00%−3,939−100.0%Sold out
Strategic Blueprint, LLC0$00.00%−3,800−100.0%Sold out
Citigroup Inc0$00.00%−3,075−100.0%Sold out
Quantbot Technologies LP0$00.00%−454−100.0%Sold out
Vectors Research Management, LLC0$00.00%−300−100.0%Sold out
Laurel Wealth Advisors LLC0$00.00%−196−100.0%Sold out
Usca Ria LLC––––Not filed
Geier Asset Management, Inc.––––Not filed
CWM, LLC––––Not filed