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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, Q1 2025

Institutional positions in Main Street Capital CORP as of Mar 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
393
−1 vs. Q4 2024
Shares held
18.9M
+57.3K (+0.3%) vs. Q4 2024
Total value
$1.07B
−$33.0M (−3.0%) vs. Q4 2024
New holders
50
141 more added
Sold out
51
115 more reduced

7 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 393 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 heldQ1 2025: $1.07B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q4 2024.

Institutions holding MAIN in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
SOA Wealth Advisors, LLC.2,743$155.1K0.03%+35+1.3%Added
US Bancorp2,822$159.6K0.00%+243+9.4%Added
Jones Financial Companies LLLP2,851$161.6K0.00%+1,545+118.3%Added
Farther Finance Advisors, LLC3,002$173.3K0.00%+54+1.8%Added
Comerica Bank3,080$174.2K0.00%−1,650−34.9%Reduced
Erste Asset Management GmbH3,283$185.7K0.00%+255+8.4%Added
HHM Wealth Advisors, LLC3,285$185.8K0.03%00.0%Unchanged
Sunbelt Securities, Inc.3,476$196.6K0.02%−39−1.1%Reduced
Hexagon Capital Partners LLC3,494$197.6K0.04%−554−13.7%Reduced
Colonial Trust Co3,545$200.5K0.03%00.0%Unchanged
Heritage Wealth Advisors3,600$203.6K0.01%00.0%Unchanged
IFG Advisory, LLC3,623$204.9K0.01%00.0%Unchanged
Northern Trust Corp3,626$205.1K0.00%−31,419−89.7%Reduced
Secure Asset Management, LLC3,675$207.9K0.04%−828−18.4%Reduced
Parallel Advisors, LLC3,682$208.3K0.00%−5−0.1%Reduced
Old National Bancorp3,689$208.6K0.01%00.0%Unchanged
Sciencast Management LP3,701$209.3K0.05%+3,701New
Round Rock Advisors, LLC3,730$211.0K0.04%+3,730New
Merit Financial Group, LLC3,745$211.8K0.00%+3,745New
Fox Run Management, L.L.C.3,766$213.0K0.03%+3,766New
Wesbanco Bank Inc3,775$213.5K0.01%+15+0.4%Added
Cornerstone Wealth Management, LLC3,807$215.3K0.01%+244+6.8%Added
Nisa Investment Advisors, LLC3,900$220.6K0.00%00.0%Unchanged
Financial Advisors Network, Inc.4,000$226.2K0.04%−1,221−23.4%Reduced
Matthew Goff Investment Advisor, LLC4,000$226.2K0.04%00.0%Unchanged
Armstrong Advisory Group, Inc3,863$226.3K0.02%00.0%Unchanged
Brookstone Capital Management4,017$227.2K0.00%+151+3.9%Added
Stephens Inc4,100$231.9K0.00%00.0%Unchanged
Good Life Advisors, LLC4,103$232.1K0.02%+3+0.1%Added
CAP Partners, LLC4,159$235.2K0.17%−114−2.7%Reduced
Carmel Capital Partners, LLC4,170$235.9K0.09%00.0%Unchanged
Brown Advisory Inc4,217$238.5K0.00%00.0%Unchanged
Sound View Wealth Advisors Group, LLC4,306$243.5K0.02%+102+2.4%Added
Procyon Private Wealth Partners, LLC4,328$244.8K0.01%−154−3.4%Reduced
Koshinski Asset Management, Inc.4,330$244.9K0.02%+56+1.3%Added
Advisory Research Inc4,374$247.4K0.04%−249−5.4%Reduced
Toroso Investments, LLC4,574$258.7K0.00%+4,574New
Wedbush Securities Inc4,591$260.0K0.01%00.0%Unchanged
We Are One Seven, LLC4,604$260.4K0.01%+315+7.3%Added
Focused Wealth Management, Inc4,664$263.8K0.04%+26+0.6%Added
Sagespring Wealth Partners, LLC4,672$264.3K0.01%−1,286−21.6%Reduced
Plan Group Financial, LLC4,747$268.5K0.10%+508+12.0%Added
GTS Securities LLC4,777$270.2K0.01%+4,777New
Kovack Advisors, Inc.4,851$274.4K0.03%+438+9.9%Added
Savant Capital, LLC4,868$275.4K0.00%+4,868New
Freedom Financial Partners LLC4,882$276.1K0.13%+330+7.2%Added
Verity Asset Management, Inc.4,950$280.0K0.11%00.0%Unchanged
Riverstone Advisors, LLC4,958$280.4K0.17%+600+13.8%Added
Intrepid Capital Management Inc5,000$282.8K0.14%00.0%Unchanged
Oak Harbor Wealth Partners, LLC5,000$282.8K0.08%00.0%Unchanged
Linscomb & Williams, Inc.5,000$282.8K0.01%+5,000New
Colonial River Wealth Management, LLC5,023$284.1K0.16%+165+3.4%Added
Axxcess Wealth Management, LLC5,023$284.1K0.01%+165+3.4%Added
Plancorp, LLC5,025$284.2K0.01%+5,025New
NorthRock Partners, LLC5,101$288.5K0.01%−92−1.8%Reduced
Thrive Wealth Management, LLC5,172$292.5K0.06%−175−3.3%Reduced
Resources Investment Advisors, LLC.5,250$296.9K0.00%−2,909−35.7%Reduced
Harbor Investment Advisory, LLC5,290$299.2K0.03%00.0%Unchanged
Magnetar Financial LLC5,325$301.2K0.00%+5,325New
Green Square Capital Advisors LLC5,326$301.2K0.05%00.0%Unchanged
Wellington Shields Capital Management, LLC5,350$302.6K0.05%00.0%Unchanged
Congress Wealth Management LLC5,368$303.6K0.00%+29+0.5%Added
Core Wealth Partners LLC5,408$305.9K0.18%00.0%Unchanged
Manske Wealth Management5,416$306.3K0.12%00.0%Unchanged
Cullen/Frost Bankers, Inc.5,420$306.6K0.00%+802+17.4%Added
Apexium Financial, LP5,435$307.4K0.02%+285+5.5%Added
Whitener Capital Management, Inc.5,438$307.6K0.09%−143−2.6%Reduced
Nebula Research & Development LLC5,503$311.3K0.03%+5,503New
Fiduciary Group LLC5,553$314.1K0.03%+450+8.8%Added
Stratos Wealth Advisors, LLC5,598$316.6K0.02%+4+0.1%Added
Brighton Jones LLC5,792$327.6K0.01%+607+11.7%Added
Entropy Technologies, LP5,793$327.7K0.03%+1,104+23.5%Added
Crestwood Advisors Group LLC5,847$330.7K0.01%00.0%Unchanged
FSM Wealth Advisors, LLC6,218$351.7K0.08%+6,218New
AE Wealth Management LLC6,392$361.6K0.00%+474+8.0%Added
Strategic Financial Concepts, LLC6,570$371.6K0.07%−600−8.4%Reduced
LBMC Investment Advisors, LLC6,624$374.7K0.03%+24+0.4%Added
RDA Financial Network6,647$376.0K0.11%−50−0.7%Reduced
Alpha Cubed Investments, LLC6,829$386.2K0.02%+76+1.1%Added
Capital Investment Advisory Services, LLC6,902$390.4K0.03%+94+1.4%Added
Argent Trust Co7,018$396.9K0.02%+75+1.1%Added
Schubert & Co7,071$399.9K0.27%00.0%Unchanged
Park Avenue Securities LLC7,186$406.0K0.00%+3,396+89.6%Added
Moors & Cabot, Inc.7,215$408.1K0.02%00.0%Unchanged
L & S Advisors Inc–$428.6K0.05%–New
United Advisor Group, LLC7,653$432.9K0.09%−60−0.8%Reduced
Golden State Equity Partners7,688$434.8K0.09%−300−3.8%Reduced
Triumph Capital Management8,161$461.6K0.15%+443+5.7%Added
Mirae Asset Global Investments Co., Ltd.8,261$468.1K0.00%+2,756+50.1%Added
D. E. Shaw & Co., Inc.8,314$470.2K0.00%+8,314New
Innova Wealth Partners8,337$471.5K0.29%−148−1.7%Reduced
Bartlett & Co. Wealth Management LLC8,400$475.1K0.01%00.0%Unchanged
AXA S.A.8,470$479.1K0.00%+153+1.8%Added
Sheaff Brock Investment Advisors, LLC8,484$479.9K0.04%+7+0.1%Added
Vertex Planning Partners, LLC8,583$485.5K0.11%00.0%Unchanged
Castle Rock Wealth Management, LLC8,513$487.0K0.13%−998−10.5%Reduced
Ronald Blue Trust, Inc.8,733$493.9K0.01%−2,537−22.5%Reduced
Empowered Funds, LLC8,798$497.6K0.01%−885−9.1%Reduced
Iams Wealth Management, LLC8,800$497.7K0.23%00.0%Unchanged
Captrust Financial Advisors8,863$501.3K0.00%−6,279−41.5%Reduced