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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 2023

Institutional positions in Main Street Capital CORP as of Sep 30, 2023. 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
292
+5 vs. Q2 2023
Shares held
17.6M
+1.13M (+6.8%) vs. Q2 2023
Total value
$716.5M
+$56.3M (+8.5%) vs. Q2 2023
New holders
31
119 more added
Sold out
26
68 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 292 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 2023: $716.5M
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 2023

Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q2 2023.

Institutions holding MAIN in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Good Life Advisors, LLC5,348$217.3K0.02%+123+2.4%Added
Wellington Shields Capital Management, LLC5,350$217.4K0.03%00.0%Unchanged
Core Wealth Partners LLC5,408$219.7K0.20%00.0%Unchanged
Wedbush Securities Inc5,440$221.0K0.01%+3+0.1%Added
Change Path, LLC5,726$233.0K0.02%−68−1.2%Reduced
Congress Wealth Management LLC5,889$239.3K0.00%+750+14.6%Added
Capital Investment Advisory Services, LLC6,245$253.7K0.03%+80+1.3%Added
IFP Advisors, Inc6,289$255.5K0.01%−471−7.0%Reduced
Whitener Capital Management, Inc.6,294$255.7K0.10%−47−0.7%Reduced
Alpha Cubed Investments, LLC6,298$255.9K0.02%+6,298New
Nations Financial Group Inc,6,374$259.0K0.03%+358+6.0%Added
Stratos Wealth Partners, LTD.6,518$264.9K0.01%−1,726−20.9%Reduced
Kingsview Wealth Management, LLC6,664$270.8K0.01%+127+1.9%Added
Armstrong Advisory Group, Inc6,681$271.5K0.03%+4+0.1%Added
Carmel Capital Partners, LLC7,000$284.4K0.13%00.0%Unchanged
Schubert & Co7,071$287.3K0.29%00.0%Unchanged
Colony Group LLC7,117$289.0K0.00%+7,117New
Atom Investors LP7,131$289.7K0.07%−3,767−34.6%Reduced
Mariner, LLC7,238$294.1K0.00%+1,130+18.5%Added
Trexquant Investment LP7,283$295.9K0.01%+7,283New
Townsend Asset Management Corp7,344$298.4K0.15%+119+1.6%Added
Uncommon Cents Investing LLC7,625$309.8K0.11%+7,625New
Lincoln National Corp7,660$311.2K0.01%+32+0.4%Added
Janney Montgomery Scott LLC7,706$313.0K0.00%+269+3.6%Added
Strategic Financial Concepts, LLC7,741$314.5K0.11%+4+0.1%Added
Wealth Advisors, Inc.7,770$315.7K0.14%00.0%Unchanged
Mackenzie Financial Corp8,308$330.3K0.00%−5,410−39.4%Reduced
Golden State Equity Partners8,270$336.0K0.09%−40−0.5%Reduced
Castle Rock Wealth Management, LLC8,500$336.6K0.11%+333+4.1%Added
Bartlett & Co. LLC8,400$341.0K0.01%00.0%Unchanged
Mercer Global Advisors Inc8,403$341.0K0.00%+1,105+15.1%Added
Bartlett & Co. Wealth Management LLC8,400$341.3K0.01%00.0%Unchanged
Resources Investment Advisors, LLC.8,406$341.6K0.01%−703−7.7%Reduced
Jane Street Group, LLC8,723$354.4K0.00%−37,146−81.0%Reduced
Allworth Financial LP8,723$354.4K0.00%−1,115−11.3%Reduced
Chelsea Counsel Co8,780$356.7K0.18%+125+1.4%Added
Icon Wealth Partners, LLC9,100$369.7K0.04%00.0%Unchanged
CI Private Wealth, LLC9,197$373.7K0.00%+247+2.8%Added
Winton Group Ltd9,202$373.9K0.03%+9,202New
HB Wealth Management, LLC9,208$374.1K0.01%+98+1.1%Added
The PNC Financial Services Group, Inc.9,252$375.9K0.00%+220+2.4%Added
ProShare Advisors LLC9,265$376.4K0.00%−1,211−11.6%Reduced
Tiedemann Advisors, LLC9,350$379.9K0.02%00.0%Unchanged
Independent Financial Group, LLC9,596$389.9K0.03%+232+2.5%Added
Financial Security Advisor, Inc.9,679$393.3K0.18%+9,679New
Whittier Trust Co9,780$397.4K0.01%00.0%Unchanged
Guggenheim Capital LLC10,620$431.5K0.00%−403−3.7%Reduced
RDA Financial Network10,638$432.2K0.19%+21+0.2%Added
Truist Financial Corp10,799$438.8K0.00%−1,090−9.2%Reduced
Stifel Financial Corp10,804$439.0K0.00%+644+6.3%Added
J.W. Cole Advisors, Inc.10,964$445.5K0.03%−225−2.0%Reduced
Eagle Global Advisors LLC11,050$449.0K0.03%00.0%Unchanged
Virtus ETF Advisers LLC11,149$453.0K0.28%+5,734+105.9%Added
Tradition Wealth Management, LLC11,261$458.0K0.05%+187+1.7%Added
Balboa Wealth Partners11,428$464.3K0.17%−2,650−18.8%Reduced
Catalyst Capital Advisors LLC12,128$492.8K0.01%+12,128New
Arete Wealth Advisors, LLC12,480$507.1K0.09%+3,841+44.5%Added
Balyasny Asset Management LLC13,479$547.7K0.00%−30,151−69.1%Reduced
Sentinel Trust Co Lba13,866$563.0K0.08%00.0%Unchanged
Fox Run Management, L.L.C.13,983$568.1K0.17%+1,553+12.5%Added
Benjamin Edwards Inc14,033$570.0K0.13%−937−6.3%Reduced
MAI Capital Management14,415$585.7K0.01%−11−0.1%Reduced
Callahan Advisors, LLC14,545$591.0K0.07%+715+5.2%Added
AllSquare Wealth Management LLC14,575$592.2K0.39%00.0%Unchanged
Sowell Financial Services LLC15,060$612.0K0.04%+1,057+7.5%Added
RMR Wealth Builders15,302$621.7K0.10%−126−0.8%Reduced
Geneos Wealth Management Inc.15,610$634.2K0.03%+90+0.6%Added
Sheaff Brock Investment Advisors, LLC16,594$674.2K0.07%+1,029+6.6%Added
Natixis16,778$681.7K0.01%+1,999+13.5%Added
Steward Partners Investment Advisory, LLC17,249$700.8K0.01%+8,467+96.4%Added
Focus Financial Network, Inc.17,379$706.1K0.04%+1,953+12.7%Added
Captrust Financial Advisors17,625$716.1K0.00%+726+4.3%Added
Cetera Advisor Networks LLC17,642$716.8K0.00%+577+3.4%Added
Verition Fund Management LLC17,811$723.7K0.01%+1,830+11.5%Added
D. E. Shaw & Co., Inc.17,992$731.0K0.00%+3,879+27.5%Added
MQS Management LLC17,995$731.1K0.45%+5,142+40.0%Added
SMH Capital Advisors Inc18,166$738.0K1.72%+18,166New
ExodusPoint Capital Management, LP18,973$771.0K0.01%−2,982−13.6%Reduced
Fortis Capital Advisors, LLC19,000$772.0K0.49%+19,000New
BNP Paribas Arbitrage, SA19,810$804.9K0.00%+8,660+77.7%Added
Wakefield Asset Management LLLP20,026$813.7K0.37%−846−4.1%Reduced
SS&H Financial Advisors, Inc.20,200$821.0K0.38%+20,200New
AE Wealth Management LLC20,216$821.4K0.00%−27,311−57.5%Reduced
Simon Quick Advisors, LLC20,726$842.1K0.08%−28−0.1%Reduced
Centaurus Financial, Inc.20,848$847.0K0.07%−2,400−10.3%Reduced
Chilton Capital Management LLC21,171$860.2K0.05%−475−2.2%Reduced
Widmann Financial Services, Inc.22,475$913.2K0.91%+30.0%Added
Kestra Advisory Services, LLC22,669$921.0K0.01%+6,846+43.3%Added
Bokf, NA25,000$953.3K0.02%00.0%Unchanged
WealthPLAN Partners, LLC23,608$959.2K0.11%+8,884+60.3%Added
Dark Forest Capital Management LP23,913$971.6K0.08%+6,298+35.8%Added
MML Investors Services, LLC24,668$1.00M0.01%−1,816−6.9%Reduced
Mutual Advisors, LLC25,281$1.03M0.04%−915−3.5%Reduced
Brasada Capital Management, LP26,288$1.05M0.25%00.0%Unchanged
Belpointe Asset Management LLC26,117$1.06M0.11%+19,090+271.7%Added
Advisory Research Inc26,369$1.07M0.15%−1,481−5.3%Reduced
Cetera Advisors LLC26,581$1.08M0.02%+5,716+27.4%Added
Quantbot Technologies LP26,603$1.08M0.07%−4,435−14.3%Reduced
Atria Wealth Solutions, Inc.28,776$1.17M0.02%−7,012−19.6%Reduced
First Republic Investment Management, Inc.29,969$1.22M0.00%−99−0.3%Reduced