Welcome to our dedicated page for Main Str Cap SEC filings (Ticker: MAIN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Main Street Capital Corporation's SEC filings document a principal investment firm's financial results, portfolio activity, dividends and capital structure. Current reports furnish operating results and preliminary estimates, announce monthly and supplemental dividend actions, and report private loan portfolio activity tied to its lower middle market and private loan investment strategies.
Other filings cover material debt agreements, including unsecured senior notes, and proxy governance matters such as director elections, auditor ratification, executive compensation and shareholder voting results. The filings also identify the company's Maryland incorporation, common stock voting matters and registered investment adviser activities conducted through MSC Adviser I, LLC.
Main Street Capital (MAIN) reported an insider transaction on a Form 4. The company’s EVP, General Counsel, and Secretary acquired 102.894 shares of common stock on 10/15/2025 at a price of $58.38 per share. The filing states the shares were obtained through a dividend reinvestment plan, a routine mechanism that automatically uses cash dividends to buy additional stock.
Following this transaction, the officer beneficially owned 181,517.5669 shares, held directly. This type of reinvestment is administrative in nature and does not involve open-market purchasing decisions.
Main Street Capital (MAIN) director reported routine share acquisitions under a dividend reinvestment plan on 10/15/2025. The filings list common stock purchases coded “J” pursuant to Rule 16a-11: 78.061 shares at $58.38 and 200.667 shares at $58.13 to the director’s account, plus 8 shares at $58.52 credited to a spouse’s account.
Following these transactions, beneficial ownership stands at 79,765.5769 shares direct and 1,966 shares indirect (by spouse).
Main Street Capital Corporation added Huntington Securities as an additional sales agent to its existing at‑the‑market equity offering. Under its equity distribution agreements, the company may, but is not obligated to, issue and sell up to 20,000,000 shares of common stock, from time to time, through the sales agents or to them as principals.
The ATM offering is being conducted under a prospectus supplement dated March 4, 2025 and a related prospectus dated February 28, 2025, which form part of Main Street’s effective shelf registration on Form N‑2. This update expands the roster of agents but does not itself mandate any share sales.
Main Street Capital Corporation filed a current report to furnish a press release dated November 6, 2025. The press release, attached as Exhibit 99.1, relates to the company’s results of operations and financial condition and is provided as supplemental information rather than being formally filed.
Main Street Capital (MAIN): A company director reported automatic share acquisitions under a dividend reinvestment plan exempt under Rule 16a-11. On 09/15/2025, the director acquired 73.192 shares at $65.17, bringing beneficial ownership to 24,180.8731 shares. On 09/26/2025, the director acquired 88.3712 shares at $63.75, increasing beneficial ownership to 24,269.2443 shares. The filing is by one reporting person and reflects routine dividend reinvestment activity.
Main Street Capital (MAIN) disclosed insider share acquisitions by its VP, CAO & Assistant Treasurer via a dividend reinvestment plan. On 09/15/2025, the reporting person acquired 25.2002 shares at $66.98 and 20.239 shares at $66.98. On 09/26/2025, they acquired 30.9364 shares at $63.72 and 25.125 shares at $63.72, all coded J(1).
Following these transactions, beneficial ownership stood at 12,842.0134 shares, held directly. The filing states these were dividend reinvestment transactions exempt from Section 16 under Rule 16a-11.
Main Street Capital (MAIN) reported a director’s automatic share acquisitions under its dividend reinvestment plan. On 09/15/2025, the director acquired 148.538 shares at $65.17, and on 09/26/2025, acquired 179.342 shares at $63.75. Following the 09/26/2025 transaction, the director beneficially owned 49,171.1927 shares, held directly. These transactions are noted as dividend reinvestments exempt from Section 16 under Rule 16a-11.
Main Street Capital (MAIN) reported insider activity by its CEO and director under a dividend reinvestment plan. On 09/15/2025, the reporting person acquired 322.398 shares at $66.98, bringing direct holdings to 449,998.0056 shares. On 09/26/2025, a further 400.214 shares were acquired at $63.72, increasing direct holdings to 450,398.2196 shares. The transactions were coded “J” and disclosed as exempt under Rule 16a-11.