Skip to main content
Livermore
Livermore
ZHEN

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 2023

Institutional positions in Main Street Capital CORP as of Mar 31, 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
273
+8 vs. Q4 2022
Shares held
15.7M
+125.5K (+0.8%) vs. Q4 2022
Total value
$617.8M
+$47.7M (+8.4%) vs. Q4 2022
New holders
36
110 more added
Sold out
28
72 more reduced

8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 273 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 2023: $617.8M
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 2023

Shares, value and share of portfolio for each institution holding Main Street Capital CORP; share changes are against Q4 2022.

Institutions holding MAIN in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
MAI Capital Management17,762$700.9K0.01%+812+4.8%Added
Prospera Financial Services Inc17,239$681.0K0.03%+7,397+75.2%Added
Cetera Advisor Networks LLC16,766$661.6K0.00%+1,867+12.5%Added
Cetera Advisors LLC16,737$660.4K0.01%+2,504+17.6%Added
Benjamin Edwards Inc16,069$634.0K0.15%−56−0.3%Reduced
Captrust Financial Advisors16,027$632.4K0.00%−1,591−9.0%Reduced
Kestra Advisory Services, LLC15,983$630.7K0.01%−76−0.5%Reduced
HighTower Trust Services, LTA16,425$623.8K0.06%00.0%Unchanged
Balboa Wealth Partners15,770$622.3K0.24%+2,078+15.2%Added
Sheaff Brock Investment Advisors, LLC15,538$613.1K0.06%+128+0.8%Added
Kula Investments, LLC15,118$596.6K0.15%+5,961+65.1%Added
Natixis15,004$592.1K0.01%−39−0.3%Reduced
FJ Capital Management LLC14,934$589.3K0.07%−5,640−27.4%Reduced
AllSquare Wealth Management LLC14,575$575.1K0.37%−200−1.4%Reduced
RMR Wealth Builders13,981$551.7K0.10%+13,981New
Sentinel Trust Co Lba13,866$547.0K0.08%+1,866+15.6%Added
Callahan Advisors, LLC13,678$539.7K0.07%+19+0.1%Added
Truist Financial Corp12,543$494.9K0.00%+50.0%Added
Group One Trading, L.P.11,967$472.2K0.02%+11,967New
Focus Financial Network, Inc.11,884$468.9K0.03%+11,884New
Mackenzie Financial Corp11,816$466.3K0.00%+2,161+22.4%Added
Belpointe Asset Management LLC11,559$456.1K0.02%−332−2.8%Reduced
Independent Financial Group, LLC11,463$452.3K0.04%+794+7.4%Added
ProShare Advisors LLC11,085$437.4K0.00%+11,085New
Eagle Global Advisors LLC11,050$436.0K0.03%+3,230+41.3%Added
Tradition Wealth Management, LLC10,793$426.0K0.05%+174+1.6%Added
RDA Financial Network10,596$418.1K0.19%−158−1.5%Reduced
Steward Partners Investment Advisory, LLC10,245$404.2K0.01%+2,890+39.3%Added
Qube Research & Technologies Ltd10,237$404.0K0.00%−43,334−80.9%Reduced
First Horizon Advisors, Inc.10,198$402.4K0.01%+10,000+5,050.5%Added
Guggenheim Capital LLC10,155$400.7K0.00%+1,031+11.3%Added
J.W. Cole Advisors, Inc.10,094$398.3K0.03%+1,311+14.9%Added
CI Private Wealth, LLC10,046$396.4K0.00%+470+4.9%Added
Allworth Financial LP9,838$388.2K0.00%−10.0%Reduced
Whittier Trust Co9,780$385.8K0.01%00.0%Unchanged
IFP Advisors, Inc10,020$385.1K0.02%+4,427+79.2%Added
Tiedemann Advisors, LLC9,350$369.0K0.02%00.0%Unchanged
Icon Wealth Partners, LLC9,100$359.1K0.04%+9,100New
HB Wealth Management, LLC9,012$355.6K0.01%+198+2.2%Added
Resources Investment Advisors, LLC.8,940$352.8K0.01%+368+4.3%Added
Janney Montgomery Scott LLC8,929$352.0K0.00%−89−1.0%Reduced
V Wealth Advisors LLC8,710$343.7K0.06%00.0%Unchanged
Verition Fund Management LLC8,666$342.0K0.01%+8,666New
Chelsea Counsel Co8,655$341.5K0.17%+5,779+200.9%Added
Mercer Global Advisors Inc8,564$338.0K0.00%+445+5.5%Added
Castle Rock Wealth Management, LLC8,158$329.8K0.12%+1,335+19.6%Added
The PNC Financial Services Group, Inc.8,212$324.0K0.00%−292−3.4%Reduced
Mariner, LLC7,993$315.0K0.00%+1,083+15.7%Added
Arete Wealth Advisors, LLC7,945$314.0K0.03%+25+0.3%Added
Strategic Financial Concepts, LLC7,806$308.0K0.12%+7,806New
Trexquant Investment LP7,701$303.9K0.01%+7,701New
Stratos Wealth Partners, LTD.7,485$295.4K0.01%−1,718−18.7%Reduced
Lincoln National Corp7,340$289.6K0.01%+34+0.5%Added
Kalos Management, Inc.7,211$284.5K0.57%+14+0.2%Added
Townsend Asset Management Corp7,170$282.9K0.15%−482−6.3%Reduced
Carmel Capital Partners, LLC7,138$281.7K0.17%−520−6.8%Reduced
Schubert & Co7,071$279.0K0.25%00.0%Unchanged
Cerity Partners LLC6,793$268.0K0.00%+6,793New
Armstrong Advisory Group, Inc6,672$263.3K0.03%+4+0.1%Added
Avalon Investment & Advisory6,659$262.8K0.01%00.0%Unchanged
PFG Investments, LLC6,602$260.5K0.05%+6,602New
Kingsview Wealth Management, LLC6,537$257.9K0.01%−30−0.5%Reduced
Whitener Capital Management, Inc.6,488$256.0K0.11%−112−1.7%Reduced
Virtus ETF Advisers LLC6,300$248.6K0.14%−358−5.4%Reduced
Brookstone Capital Management6,163$246.0K0.00%−940−13.2%Reduced
Sawtooth Solutions, LLC6,169$243.4K0.01%+6,169New
Coppell Advisory Solutions LLC6,022$236.4K0.08%+526+9.6%Added
Coppell Advisory Solutions Corp.6,022$236.4K0.08%+526+9.6%Added
Wedbush Securities Inc5,926$234.0K0.01%−174−2.9%Reduced
Strategic Blueprint, LLC5,850$230.9K0.02%−470−7.4%Reduced
Nations Financial Group Inc,5,579$220.1K0.02%+5,579New
Good Life Advisors, LLC5,461$215.5K0.03%+3+0.1%Added
Core Wealth Partners LLC5,408$213.4K0.21%+5,408New
Bank Julius Baer & Co. Ltd, Zurich5,395$213.0K0.00%+5,395New
Riverstone Advisors, LLC5,370$211.9K0.14%+5,370New
Wellington Shields Capital Management, LLC5,350$211.1K0.03%+5,350New
Foundations Investment Advisors, LLC5,329$210.3K0.01%−182−3.3%Reduced
Green Square Capital Advisors LLC5,326$210.2K0.03%+5,326New
Flputnam Investment Management Co5,324$210.1K0.01%−584−9.9%Reduced
Citigroup Inc5,308$209.5K0.00%−24,692−82.3%Reduced
Harbor Investment Advisory, LLC5,300$209.1K0.03%00.0%Unchanged
Schonfeld Strategic Advisors LLC5,300$209.1K0.00%+5,300New
Capital Investment Advisory Services, LLC5,203$205.3K0.02%−216−4.0%Reduced
Segall Bryant & Hamill, LLC5,173$204.0K0.00%+5,173New
Focused Wealth Management, Inc5,146$203.1K0.04%+59+1.2%Added
Congress Wealth Management LLC5,139$202.8K0.00%+5,139New
Squarepoint Ops LLC5,125$202.2K0.00%+5,125New
Virtus Investment Advisers, Inc.5,094$201.0K0.14%−175−3.3%Reduced
Global Retirement Partners, LLC4,370$177.5K0.01%00.0%Unchanged
EverSource Wealth Advisors, LLC4,176$164.8K0.02%00.0%Unchanged
SOA Wealth Advisors, LLC.4,049$159.8K0.04%+42+1.0%Added
Dark Forest Capital Management LP4,031$159.1K0.04%+4,031New
Cullen/Frost Bankers, Inc.4,000$157.8K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC3,900$154.0K0.00%00.0%Unchanged
Ameritas Advisory Services, LLC3,583$143.9K0.01%+3,583New
Geneos Wealth Management Inc.3,626$143.1K0.01%−8,978−71.2%Reduced
BNP Paribas Arbitrage, SA3,561$140.5K0.00%+3,377+1,835.3%Added
Sunbelt Securities, Inc.3,355$131.7K0.02%+3,355New
Parallel Advisors, LLC3,241$127.9K0.00%+1,759+118.7%Added
Gradient Investments LLC3,040$120.0K0.00%+185+6.5%Added