FOSTER VINCENT D 4

What Happened

• Vincent D. Foster, a director of Main Street Capital (MAIN), acquired a total of 3,136.03 shares through the company's dividend reinvestment plan across transactions on March 13 and March 27, 2026. The purchases were: 13.24 shares @ $54.66 ($724) and 1,413.88 shares @ $54.66 ($77,283) on Mar 13; and 15.85 shares @ $52.92 ($839) and 1,693.055 shares @ $52.92 ($89,596) on Mar 27. Total consideration ≈ $168,442. These were acquisitions (purchases), typically viewed as routine reinvestment activity rather than discretionary open-market buys.

Key Details

• Transaction dates & prices:
  • 2026-03-13: 13.24 shares @ $54.66 (acquired) — $724 (F1)
  • 2026-03-13: 1,413.88 shares @ $54.66 (acquired) — $77,283 (F1)
  • 2026-03-27: 15.85 shares @ $52.92 (acquired) — $839 (F1)
  • 2026-03-27: 1,693.055 shares @ $52.92 (acquired) — $89,596 (F1)
• Shares acquired (total): 3,136.03 shares; total value ≈ $168,442.
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Footnotes:
  • F1: Shares were acquired under the dividend reinvestment plan; the reinvestment transaction is reported as exempt from Section 16 under Rule 16a-11.
  • F2: Indicates involvement of a family trust (as disclosed on the filing).
• Filing timeliness: Form 4 was filed on 2026-04-03. The reported transactions occurred on Mar 13 and Mar 27; because Form 4s are normally due within two business days of a transaction, this filing appears to have been submitted after the typical reporting window.

Context

• These were reinvested dividends (automatic purchases) rather than discretionary open-market buys; such transactions are common for insiders and are often considered routine. Dividend reinvestment transactions are exempt under Rule 16a-11, which the filing notes.