MAINMain Street Capital Corporation

$58.43

Who owns MAIN

411 institutions reported holding MAIN for 2026Q1, together 25% of the company, fewer than the 422 a quarter earlier.

411

Institutions reporting a position · as of 2026Q1 · down from 422 the quarter before

Shares held by institutions
22.9M

Shares held by institutions · 25% of the company · long US equity positions only, as reported on Form 13F

Reported value
$1.21B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
8.6%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
55
Positions exited
66
Added to
141
Reduced
96
Top 10 holdersof the company
11%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q141122.9M$1.21B
2025Q442220.6M$1.25B
2025Q339919.8M$1.26B
2025Q239819.6M$1.30B
2025Q138618.8M$1.06B
2024Q439318.6M$1.09B
2024Q335018.4M$924M
2024Q233517.1M$1.18B
2024Q132017.0M$799M
2023Q430617.4M$749M
2023Q328917.6M$714M
2023Q228616.5M$679M
2023Q127115.6M$616M
2022Q427015.5M$571M
2022Q324614.5M$489M
2022Q224113.7M$529M
Largest reported holders, 2026Q1
HolderShares% of companyValue
PRICE T ROWE ASSOCIATES INC /MD/2.7M3.0%$143M
VAN ECK ASSOCIATES CORP2.1M2.3%$112M
UBS Group AG1.3M1.5%$71M
MORGAN STANLEY0.9M0.94%$45M
Legal & General Group Plc0.8M0.86%$42M
D. E. Shaw & Co., INC.0.5M0.60%$29M
TWO SIGMA INVESTMENTS, LP0.5M0.58%$28M
Qube Research & Technologies Ltd0.5M0.54%$26M
Muzinich & Co., Inc.0.5M0.53%$26M
ADELL HARRIMAN & CARPENTER INC0.5M0.53%$26M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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