Every 8-K that Main Street Capital Corporation (MAIN) has filed with the SEC in the last 24 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 8-K covers material events a company has to report between its quarterly reports, so if you follow MAIN and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full MAIN filings page.
Main Street Capital Corporation updated its existing "at the market" equity offering program. On August 11, 2026, the company entered into new equity distribution agreements with Academy Securities, Inc. and SMBC Nikko Securities America, Inc., adding them as additional sales agents to its current group of agents. On the same date, Main Street and B. Riley Securities, Inc. agreed to terminate their prior equity distribution agreement.
Under the equity distribution agreements, Main Street may, but is not obligated to, issue and sell up to 20,000,000 shares of common stock, par value $0.01 per share, from time to time through the sales agents or to them as principal. These potential share sales are made 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 statement on Form N-2 (File No. 333-285405).
Main Street Capital Corporation reported strong second-quarter 2026 results, with total investment income of $149.6 million and net investment income of $90.3 million, or $0.97 per share. Distributable net investment income was $97.4 million, or $1.04 per share.
The net increase in net assets from operations rose to $147.6 million, or $1.58 per share, producing an annualized return on equity of 18.9%. Net asset value reached $33.92 per share, and total Q2 dividends were $1.08 per share, including a $0.30 supplemental dividend, while regular monthly dividends of $0.795 per share were declared for the third quarter. The company ended June 30, 2026 with aggregate liquidity of $1.153 billion, a diversified debt stack, low non-accruals at 1.1% of portfolio fair value, and sizable lower middle market and private loan portfolios earning weighted-average effective yields of 12.6% and 10.2%, respectively.
Main Street Capital Corporation announced that its board declared regular monthly cash dividends of $0.265 per share for each of October, November and December 2026, totaling $0.795 per share for the fourth quarter. These regular dividends match the third quarter 2026 level and are 3.9% higher than regular dividends paid in the fourth quarter of 2025.
The board also declared a supplemental cash dividend of $0.30 per share payable in September 2026, to be funded from undistributed taxable income as of June 30, 2026. Including these dividends, cumulative cash dividends reach $51.205 per share since the October 2007 IPO, and total shareholder dividends of $1.095 per share correspond to a 7.9% annualized yield based on a $55.75 share price on August 3, 2026.
Main Street Capital Corporation reported preliminary second quarter 2026 results. Estimated net investment income (NII) is $0.95–$0.99 per share, distributable NII (DNII) is $1.02–$1.06 per share, and DNII before taxes is $1.06–$1.10 per share.
Estimated net asset value (NAV) per share at June 30, 2026 is $33.88–$33.96, up $0.42–$0.50, or 1.2%–1.5%, from $33.46 at March 31, 2026, after a $0.30 supplemental dividend. Management estimates an annualized return on equity of over 18%. Investments on non-accrual status were 1.1% of the portfolio at fair value and 4.0% at cost. Second quarter activity included $95.7 million in lower middle market investments (net cost basis decrease of $30.6 million) and $238.9 million in private loan investments (net cost basis increase of $60.2 million). All figures are preliminary and subject to quarter-end closing and review.
Main Street Capital Corporation furnished an update on its private loan portfolio activity for the second quarter of 2026. The company originated new or increased private loan commitments totaling $319.0 million and funded private loan investments with a cost basis of $238.9 million.
Notable transactions included large first lien senior secured facilities to a mechanical, electrical and plumbing services provider and a national custom power system platforms provider, as well as a mix of debt and equity to a structural repair services provider and an incremental delayed draw term loan to a talent advisory firm.
As of June 30, 2026, the private loan portfolio consisted of approximately $2.1 billion of investments at cost across 86 companies, with 93.6% in first lien senior secured debt and 6.4% in equity or other securities.
Main Street Capital Corporation amended its revolving corporate credit facility, expanding its financing capacity and extending its debt maturities. The Ninth Amendment to its Credit Agreement increases total revolving commitments to $1.240 billion, up from $1.175 billion, and maintains an accordion feature allowing total commitments to rise to $1.860 billion from new and existing lenders.
The amendment also extends the revolving, or reinvestment, period through June 2030 and pushes the final maturity date out to June 2031. Main Street retains options, subject to certain conditions including lender approval, to further extend both the revolving period and final maturity by up to two additional years.
Main Street Capital Corporation filed a current report stating that it has posted an updated investor presentation on its corporate website in connection with its analysts’ and investors’ day held on June 11, 2026. The presentation will remain available to the public on the company’s investor relations site until at least July 14, 2026. The disclosure is furnished under Regulation FD, meaning it is provided for informational purposes and is not treated as filed or automatically incorporated into other securities law filings.
Main Street Capital Corporation reported first quarter 2026 net investment income of $84.6 million, or $0.93 per share, slightly below $0.97 per share a year earlier. Total investment income rose to $140.1 million from $137.0 million, driven by higher interest and fee income, partly offset by lower dividends.
Distributable net investment income was $90.8 million, or $1.00 per share, compared with $1.02 per share in 2025. Net asset value increased to $33.46 per share as of March 31, 2026, up from $33.33 per share, while the annualized return on equity fell to 6.4% from 16.5%.
The company highlighted $205.9 million of lower middle market investments and $149.1 million of private loan investments, strong credit quality with non‑accruals at 1.2% of fair value, and ample liquidity of $1.406 billion supported by sizable credit facilities and multiple unsecured note issuances.
Main Street Capital Corporation reported the results of its 2026 annual meeting of stockholders held on May 4, 2026. A total of 90,104,831 shares of common stock were entitled to vote as of the March 3, 2026 record date.
Stockholders voted on three proposals: electing seven directors for one-year terms, ratifying Grant Thornton LLP as independent registered public accounting firm for the year ending December 31, 2026, and approving on an advisory basis the compensation of the named executive officers. Director nominees each received between 22.1 million and 23.6 million votes for, with broker non-votes of 32,988,613 on each director proposal. The auditor ratification received 56,331,550 votes for, 451,015 against and 588,546 abstentions. The advisory vote on executive compensation received 21,130,409 votes for, 2,360,700 against, 891,389 abstentions and 32,988,613 broker non-votes.
Main Street Capital Corporation declared regular monthly cash dividends of $0.265 per share for each of July, August and September 2026, totaling $0.795 per share for the third quarter of 2026. The Board also approved a supplemental cash dividend of $0.30 per share payable in June 2026, funded from undistributed taxable income as of March 31, 2026.
These regular monthly dividends represent a 1.9% increase over the second quarter 2026 level and a 3.9% increase over the third quarter 2025. Including all dividends declared to date, shareholders will have received $50.11 per share in cumulative cash dividends since Main Street’s October 2007 IPO at $15.00 per share. The third quarter 2026 regular monthly dividends plus the June 2026 supplemental dividend total $1.095 per share, corresponding to an annualized current yield of 7.9% based on the May 4, 2026 closing price of $55.76 per share.
Main Street Capital Corporation released preliminary first quarter 2026 results, showing estimated net investment income of $0.91 to $0.95 per share and distributable net investment income of $0.98 to $1.02 per share, in line with prior guidance.
Estimated net asset value per share rose to $33.42 to $33.50, up $0.09 to $0.17 after paying a $0.30 supplemental dividend, and implied an annualized return on equity of about 6%. Non-accrual investments were modest at 1.2% of the portfolio at fair value, while the company originated $205.9 million of lower middle market and $149.1 million of private loan investments.
Main Street Capital Corporation entered into a Master Note Purchase Agreement with qualified institutional investors to issue $150 million of 6.93% Series A Senior Notes due April 15, 2031. These unsecured notes rank equally with Main Street’s other unsecured unsubordinated debt.
The notes carry a fixed 6.93% annual interest rate, paid semiannually on April 15 and October 15, starting October 15, 2026, and are redeemable at par plus accrued interest and any make-whole premium. Main Street plans to use the proceeds to repay borrowings under its revolving credit facilities, fund new investments, pay operating expenses and for general corporate purposes.
Main Street Capital Corporation furnished an update on its private loan portfolio activity for the first quarter of 2026. The company originated new or increased private loan commitments of $68.0 million and funded total private loan investments with a cost basis of $149.1 million during the quarter.
As of March 31, 2026, the private loan portfolio totaled approximately $2.1 billion at cost across 85 companies, with 93.8% invested in first lien senior secured debt and 6.2% in equity or other securities.
Main Street Capital Corporation entered into an underwriting agreement to issue and sell an additional $200,000,000 of its 6.95% notes due 2029, increasing this note series to $550,000,000 in aggregate principal amount. These new unsecured notes carry a fixed annual interest rate of 6.95%, paid in cash semiannually starting on September 1, 2026, and mature on March 1, 2029, unless earlier redeemed or repurchased.
Main Street received approximately $202.8 million in net proceeds, which it initially plans to use to repay outstanding indebtedness, including amounts under its credit facilities. The notes may be redeemed at a make-whole premium before February 1, 2029 and at par thereafter, and investors receive a 100% cash repurchase right if a defined change of control repurchase event occurs.
Main Street Capital Corporation reported strong fourth-quarter and full-year 2025 results. For 2025, net investment income was $352.7 million, or $3.95 per share, with distributable net investment income of $376.0 million, or $4.21 per share, on total investment income of $566.4 million.
The company generated a 17.1% return on equity and ended the year with net asset value of $33.33 per share, up from $31.65 per share. Total 2025 dividends were $4.23 per share, including $1.20 in supplemental dividends, a new annual record. In the fourth quarter, net investment income was $92.1 million, or $1.03 per share, and distributable net investment income was $1.09 per share, both above regular monthly dividends.
Main Street continued to expand its lower middle market and private loan portfolios, realized sizable gains on portfolio exits, and finished 2025 with $1.265 billion of liquidity and investment portfolio fair value at 117% of cost, while non‑accrual investments were 1.0% of fair value.
Main Street Capital Corporation announced its Board declared regular monthly cash dividends of $0.26 per share for each of April, May and June 2026. These payments total $0.78 per share for the second quarter and match the first quarter level, while being a 4.0% increase from second quarter 2025 regular dividends.
The Board also approved a supplemental cash dividend of $0.30 per share payable in March 2026, funded from undistributed taxable income as of December 31, 2025. Including all dividends declared to date, Main Street will have paid $49.015 per share in cumulative cash dividends since its October 2007 IPO at $15.00 per share.
Combining the second quarter 2026 regular monthly dividends and the March 2026 supplemental dividend, shareholders are set to receive total dividends of $1.08 per share, which equates to an annualized current yield of 7.6% based on the $56.78 closing share price on February 23, 2026. Management notes that final 2026 tax attributes for dividends will be determined after year-end and may include ordinary taxable income, qualified dividends, capital gains and return of capital.
Main Street Capital Corporation reported that it has issued a press release with preliminary estimates of its financial condition and results of operations for the fiscal year ended December 31, 2025. The company filed this update on a current report, noting that the press release is attached as Exhibit 99.1 and is incorporated by reference into its Securities Act filings. The information in the press release and this update is treated as filed under Section 18 of the Exchange Act, while any content on the company’s website referenced in the press release is expressly excluded from that incorporation.
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 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 Corporation filed an 8-K stating it issued a press release with preliminary estimates for its fiscal quarter ended September 30, 2025.
The press release is attached as Exhibit 99.1, is deemed “filed” for Section 18 purposes, and is incorporated by reference into Securities Act filings. Information on the company’s website referenced in the release is not incorporated by reference.
Main Street Capital Corporation filed a current report to note that it released a press release on October 9, 2025 relating to its results of operations and financial condition. The company is furnishing this press release as Exhibit 99.1, meaning it is provided for informational purposes and is not treated as filed for liability purposes under certain securities laws. The filing itself does not include the financial details, which are contained in the attached press release.
Main Street Capital Corporation redeemed all of its 7.84% Series A Senior Notes and 7.53% Series B Senior Notes, both due December 23, 2025, on September 26, 2025. The company paid back $100,000,000 in aggregate principal amount of the Series A Notes and $50,000,000 of the Series B Notes. The notes were redeemed at 100% of their principal amount, plus accrued and unpaid interest up to, but excluding, the redemption date.
Main Street Capital Corporation reported that it entered into an underwriting agreement and completed an offering of $350.0 million in aggregate principal amount of 5.40% notes due 2028. The notes are unsecured obligations maturing on August 15, 2028, paying cash interest at 5.40% per year, with payments every February 15 and August 15 starting February 15, 2026.
Main Street may redeem the notes before maturity, including a make-whole call before July 15, 2028 and redemption at par on or after that date. Noteholders can require repurchase at 100% of principal upon a defined change of control repurchase event. Net proceeds were approximately $347.7 million, which Main Street intends to initially use to repay outstanding indebtedness, including amounts under its credit facilities.