MAINNYSESEC EDGAREDGAR

Main Street Capital CORP

·HOUSTON, TX·FY end 12/31·CIK 1396440

Board of Directors

7 members · 5 independent · FY 2025
DirectorRoleTenureAgeCommitteesIndep.Annual fees
Vincent D. FosterChair18y69$410,002
Dwayne L. HyzakCEO and Director7y53
J. Kevin GriffinDirectorAudit$277,502
John E. JacksonLead Independent DirectorAuditComp$305,002
Brian E. LaneDirectorComp$262,502
Dunia A. ShiveDirectorAuditComp$252,502
Stephen B. SolcherDirector10y65AuditNCG$272,502

Risk-factor diff

FY 2025 10-K vs. FY 2024
+353 new393 removed

Net-new paragraphs in the most recent 10-K's Item 1A. Companies rarely add risk language without a real reason — additions here are often a leading signal of management concerns.

NEW · FY 2025

— We are subject to risks associated with the interest rate environment and changes in interest rates will affect our cost of capital, net investment income and the value of our investments.

NEW · FY 2025

— Because we borrow money, the potential for gain or loss on amounts invested in us is magnified and may increase the risk of investing in us.

NEW · FY 2025

for more information regarding risks associated with our debt investments and borrowings that utilize SOFR or Prime as a reference rate.

NEW · FY 2025

The majority of our debt investments are made with either fixed interest rates or floating rates that are subject to contractual minimum interest rates for the term of the investment. As of December 31, 2025, 62% of our debt Investment Portfolio (at cost) bore interest at floating rates, 96% of which were subject to contractual minimum interest rates. As of December 31, 2025, 79% of our debt obligations bore interest at fixed rates. Our interest expense will be affected by changes in the published SOFR in connection with our Credit Facilities; however, the interest rates on our outstanding Jul…

NEW · FY 2025

The approximate annualized increase or decrease in the components of net investment income due to hypothetical base rate changes in interest rates, assuming no changes in our investments and borrowings, or in the investments and borrowings related to the investment management and other services provided by our External Investment Manager, in both cases, as of December 31, 2025, is as follows:

+ 25 more new paragraphs not shown

Policies & disclosures

Clawback, anti-hedging, stock ownership, and related-party policies will populate from extracted proxy sections.