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Main Street Capital

Provides customized debt and equity capital alongside sponsor-backed private loans and external asset management.

$58.45
After-hours close−0.10 (−0.18%)
At close$58.55(−0.07%)

Breakdown13F · Form 4

Institutions 24.42%22.71M sharesInsiders 3.80%3.54M sharesOther 71.78%66.74M shares

Shares outstanding 92.99M · Float 89.24M · 96.0% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
Price T Rowe Associates Inc /MD/3.34M3.59%13FAug 14, 2026
Van Eck Associates Corp1.89M2.03%13FAug 14, 2026
Vincent D. Foster · director1.71M1.84%Form 4Aug 14, 2026
UBS Group AG1.39M1.49%13FAug 13, 2026
Legal & General Group PLC835.1K0.90%13FAug 14, 2026

Institutions13F, as of Jun 30, 2026

409 holders · 22.71M shares · 43 new positions · 193 increased · 123 reduced · 67 closed

HolderShares% outstandingChg q/qFiled
Price T Rowe Associates Inc /MD/3.34M3.59%+633.7KAug 14, 2026
Van Eck Associates Corp1.89M2.03%−223.6KAug 14, 2026
UBS Group AG1.39M1.49%+48.9KAug 13, 2026
Legal & General Group PLC835.1K0.90%+51.0KAug 14, 2026
Morgan Stanley786.3K0.85%−68.3KAug 13, 2026
Qube Research & Technologies Ltd654.2K0.70%+168.4KAug 14, 2026
Invesco Ltd.554.0K0.60%+121.5KAug 14, 2026
Adell Harriman & Carpenter Inc499.0K0.54%+14.4KAug 4, 2026

Beneficial owners13D/G · 5% or more, as filed

No 13D/G filer at 5% or more on record.

InsidersForm 4

InsiderRoleShares% outstandingFiled
Vincent D. Fosterdirector1.71M1.84%Aug 14, 2026
Dwayne L. Hyzakdirector, officer: CEO, SMD508.3K0.55%Aug 14, 2026
David L. Magdolofficer: PRESIDENT, CIO AND SMD441.0K0.47%Aug 14, 2026
Jesse E. Morrisofficer: EVP AND COO232.6K0.25%Aug 24, 2026
Jason B. Beauvaisofficer: EVP, GC, SECRETARY196.5K0.21%Aug 14, 2026
Nicholas Meserveofficer: MANAGING DIRECTOR96.4K0.10%Apr 3, 2026
John Earl Jacksondirector87.5K0.09%Aug 14, 2026
Jon Kevin Griffindirector74.7K0.08%Aug 14, 2026
Brian E. Lanedirector53.1K0.06%Aug 14, 2026
Stephen B. Solcherdirector52.6K0.06%Aug 14, 2026

13 people have not refiled in the last 18 months (1.27M shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Aug 21, 2026
Jesse E. Morrisofficer: EVP AND COO
Sale35,000$58.55232,568
Aug 13, 2026
Ryan McHughofficer: VP, CAO & Assistant Treasurer
Purchase · 2 lots2,550$59.0522,647
Jun 30, 2026
Jason B. Beauvaisofficer: EVP, GC, SECRETARY
Sale6,830$51.73196,185

CongressHouse and Senate disclosures

Not reported.