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.
The Main Street Capital Corporation (NYSE: MAIN) SEC filings page provides access to the company’s official U.S. Securities and Exchange Commission disclosures, including current reports on Form 8‑K and other registered offerings. These documents explain how Main Street reports its investment results, capital structure changes and material corporate events as a principal investment firm focused on lower middle market and private loan investments.
Form 8‑K current reports are a central source for Main Street’s updates on preliminary financial results, quarterly and annual performance, and significant financing transactions. Recent 8‑K filings have described preliminary estimates of net investment income (NII), distributable net investment income (DNII), net asset value (NAV) per share and return on equity, as well as the entry into underwriting agreements for unsecured notes, redemptions of existing notes and changes to its at‑the‑market equity distribution agreements.
Investors reviewing Main Street’s filings can see how the company structures its notes offerings and credit arrangements, including maturity dates, interest rates, redemption provisions and key covenants tied to asset coverage requirements under the Investment Company Act of 1940. Filings also reference the use of proceeds from offerings, such as repayment of outstanding indebtedness under credit facilities.
As a Regulated Investment Company and a principal investment firm, Main Street’s SEC reports complement its press releases by providing formal, standardized disclosure. On this page, AI-powered tools can help summarize lengthy filings, highlight key terms in 8‑K disclosures, and surface important information about Main Street’s investment performance metrics, leverage, equity issuance programs and note offerings without requiring users to read every line of each document.
Use this filings feed to monitor new Main Street 8‑K submissions and related SEC documents as they are posted to EDGAR, and to quickly understand the implications of each filing through AI-generated overviews and extracted highlights.
Main Street Capital director Jon Kevin Griffin reported small automatic share purchases through the company’s dividend reinvestment plan. On December 15, 2025, he acquired 17.427 and 198.723 shares of common stock at prices of $62.05 and $60.77 per share. On December 29, 2025, he acquired 21.02 and 238.781 additional shares at $60.77 and $59.75 per share. All transactions are coded “J” and were made under a dividend reinvestment plan exempt from Section 16 under Rule 16a-11. Following these transactions, he directly owned 70,388.489 shares of Main Street Capital common stock.
Main Street Capital Corporation reported that it issued a press release on January 8, 2026 detailing its results of operations and financial condition. The company furnished this press release as Exhibit 99.1 to a current report, making the information available to investors without it being treated as filed for liability purposes under certain securities laws. The filing also includes an Inline XBRL cover page data file as Exhibit 104.
Main Street Capital Corp. reported a small insider share acquisition through its dividend reinvestment plan. On 11/14/2025, an officer serving as VP, CAO & Assistant Treasurer acquired incremental amounts of Main Street Capital common stock at a price of $58.90 per share via automatic dividend reinvestment. Following the reported transactions, the officer beneficially owned a little under 13,000 shares of common stock in total, reflecting routine reinvestment activity rather than an open-market purchase.
Main Street Capital director reports small share increase through dividend reinvestment
A director of Main Street Capital Corp. (MAIN) reported acquiring 82.716 shares of common stock on 11/14/2025. The shares were obtained at a price of $58.42 per share through the company’s dividend reinvestment plan, which allows dividends to be automatically used to buy additional shares. Following this transaction, the director beneficially owns 24,434.7253 shares of Main Street Capital common stock in direct ownership. The filing notes that this dividend reinvestment transaction is exempt from certain insider trading restrictions under Rule 16a-11.
Main Street Capital Corp director reported acquiring additional common stock through a dividend reinvestment plan. On 11/14/2025, the reporting person acquired 18.28 shares of common stock at $58.90 per share and a further 205.818 shares at $58.42 per share, both coded as acquisitions under transaction code J with a dividend reinvestment plan exemption. Following these transactions, the reporting person beneficially owned 69,912.538 shares of Main Street Capital common stock in direct ownership.
Main Street Capital Corp reported a small insider share increase through its dividend reinvestment plan. A director of the company filed a Form 4 showing the acquisition of 167.864 shares of common stock on 11/14/2025.
The shares were acquired at a price of $58.42 per share in a dividend reinvestment transaction, which is noted as exempt from Section 16 under Rule 16a-11. Following this transaction, the reporting person beneficially owns 49,507.0217 shares of Main Street Capital common stock in direct ownership.
No derivative securities transactions were reported, and the filing indicates the report relates to one reporting person serving as a director of the company.
Main Street Capital Corp. reported that one of its directors acquired additional common shares through the company’s dividend reinvestment plan. On 11/14/2025, the director received 56.472 shares at $58.90 per share and 151.538 shares at $58.42 per share in dividend reinvestment transactions classified under code J. These acquisitions increased the director’s directly held beneficial ownership to 48,524.9038 shares of Main Street Capital common stock. The filing notes that these transactions are exempt from Section 16 under Rule 16a-11 because they arise from a dividend reinvestment plan.
Main Street Capital (MAIN) disclosed a small insider share acquisition by its CEO. The reporting person, who is both a director and an officer (CEO, SMD), reported acquiring 371.368 shares of common stock of Main Street Capital Corp. on 11/14/2025 at a price of $58.9 per share. This transaction increased the insider’s beneficial ownership to 451,142.6346 shares, held directly.
The filing explains that the shares were acquired under a dividend reinvestment plan, described as a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11. This indicates the insider chose to reinvest cash dividends into additional company stock, modestly increasing their stake through an automatic program rather than through an open-market purchase.
Main Street Capital Corp reported that its President, CIO and SMD, as an officer of the company, acquired additional shares of common stock through a dividend reinvestment plan. On 11/14/2025, the officer acquired 56.4475 shares at $58.5833 per share and 52.615 shares at $58.9 per share in dividend reinvestment transactions. After these transactions, the officer beneficially owned 404,520.4377 shares of Main Street Capital common stock directly. The filing notes these acquisitions were made under a dividend reinvestment plan in a transaction exempt from Section 16 under Rule 16a-11.
A director of Main Street Capital Corp. reported automatic acquisitions of common stock through a dividend reinvestment plan on November 14, 2025. The transactions include 77.71 shares at $58.90 per share and 200.548 shares at $58.42 per share, both held directly, and 8 shares at $58.00 per share held indirectly through the director's spouse.
Following these dividend reinvestments, the director beneficially owned 80,043.8349 shares of Main Street Capital common stock directly and 1,974 shares indirectly through a spouse. The company notes that these acquisitions were made under a dividend reinvestment transaction that is exempt from certain short-swing profit rules under Rule 16a-11.
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