Welcome to our dedicated page for Strategy SEC filings (Ticker: MSTR), 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 Strategy Inc (MSTR) SEC filings page on Stock Titan brings together the company’s regulatory disclosures, which are central for understanding its bitcoin treasury strategy, capital structure, and software operations. Strategy, also known as MicroStrategy Incorporated d/b/a Strategy, files current reports on Form 8-K and other documents that describe material events affecting its securities and digital asset holdings.
For investors focused on bitcoin exposure, Strategy’s 8-K filings provide detailed tables on bitcoin acquired during specific periods, aggregate purchase prices, average purchase prices, and total holdings. These filings often explain that bitcoin purchases were funded with proceeds from at-the-market offerings of common stock and several series of preferred stock. They also discuss the company’s adoption of fair value accounting for bitcoin, which influences how gains and losses on digital assets are reported.
Filings related to capital markets and preferred stock are equally important. Strategy’s 8-Ks and related exhibits outline the terms of its 10.00% Series A Perpetual Strife Preferred Stock (STRF), 8.00% Series A Perpetual Strike Preferred Stock (STRK), 10.00% Series A Perpetual Stride Preferred Stock (STRD), Variable Rate Series A Perpetual Stretch Preferred Stock (STRC), and 10.00% Series A Perpetual Stream Preferred Stock (STRE). These documents describe dividend structures, liquidation preferences, redemption rights, and investor repurchase options upon certain “fundamental change” events.
Strategy also files agreements and prospectus supplements covering its at-the-market offering programs and Omnibus Sales Agreement with multiple sales agents. These filings explain how the company may issue and sell common and preferred shares over time, and they disclose remaining capacity under each program.
On Stock Titan, users can access these filings as they are released through EDGAR and use AI-powered summaries to interpret complex sections, such as preferred stock terms, capital markets transactions, and digital asset accounting. This helps readers quickly understand how new filings may affect Strategy’s bitcoin holdings, outstanding securities, and overall risk profile.
The Vanguard Group filed an amended Schedule 13G/A reporting no beneficial ownership in Strategy Inc. The filing states 0 shares beneficially owned and 0 percent of the class, following an internal realignment described in the filing. The disclosure explains certain Vanguard subsidiaries will report holdings separately in reliance on SEC Release No. 34-39538 (January 12, 1998), and that The Vanguard Group no longer is deemed to beneficially own securities held by those subsidiaries. The filing lists The Vanguard Group's principal office in Malvern, PA and is signed by Ashley Grim on 03/27/2026.
Strategy Inc VP & CAO Jeanine Montgomery reported routine equity transactions linked to restricted stock units (RSUs). On March 23, 2026, she acquired 1,560 shares of Class A common stock at $0.00 per share through the vesting and settlement of RSUs. The next day, she sold a total of 470 shares of Class A common stock in open-market transactions at weighted average prices between $137.370 and $139.550. According to the disclosure, these sales were made under a pre-arranged Rule 10b5-1 instruction letter solely to satisfy tax withholding obligations from the RSU vesting. After the transactions, she directly held 10,423 shares of Class A common stock, 3,120 RSUs scheduled to vest in equal installments in 2027 and 2028, and 5,000 shares of Series A perpetual preferred stock.
Strategy Inc EVP & CFO Andrew Kang exercised restricted stock units and sold shares in linked transactions. On March 23, 2026, 5,330 restricted stock units converted into the same number of shares of Class A common stock at a conversion price of $0.00. On March 24, 2026, he sold a total of 2,373 Class A shares in open-market trades at weighted-average prices between approximately $137.37 and $139.55 to satisfy tax withholding obligations tied to the RSU vesting, under a pre-established Rule 10b5-1 instruction letter. After these transactions, he directly holds 26,772 Class A shares and has 10,650 RSUs scheduled to vest in equal annual installments on March 21, 2027 and March 21, 2028.
Strategy Inc President & CEO Le Phong reported a mix of stock sales and equity vesting transactions. On March 24, 2026, Le Phong sold 3,299 shares of Class A Common Stock in open-market transactions at weighted average prices ranging from $137.37 to $139.55. According to the disclosure, these sales were executed under a Rule 10b5-1 instruction letter and were made solely to pay Strategy Inc the tax withholding obligation arising from restricted stock units that vested on March 21, 2026 and settled on March 23, 2026. On that settlement date, 7,320 restricted stock units were converted into an equal number of Class A shares at no cash exercise price, increasing Le Phong’s direct common share holdings before the tax-driven sales. Following the reported transactions, Le Phong directly holds 22,923 shares of Class A Common Stock and continues to hold several series of preferred stock, while an additional 14,640 restricted stock units are scheduled to vest in two equal annual installments on March 21, 2027 and March 21, 2028.
MSTR affiliate files Form 144 to sell 3,299 Class A shares following a restricted stock vesting event. The filing lists 3,299 Class A shares tied to a Restricted Stock Vesting entry dated 03/23/2026. It also discloses prior dispositions of 2,034 Class A shares on 03/12/2026 for $279,174.43.
Andrew Kang filed a notice under Form 144 to sell 2,373 shares of Class A common stock. The filing lists a broker-dealer Fidelity Brokerage Services LLC and a proposed sale date of 03/24/2026.
The record shows 916 Class A shares sold in the prior three months and a vesting-related entry for 03/23/2026 (restricted stock vesting, listed as compensation).
Strategy Inc President & CEO Le Phong bought additional preferred stock in the company. On March 19, 2026, he made an open-market purchase of 2,509 shares of Series A Perpetual Stretch Preferred Stock at $99.62 per share, bringing his direct holdings of that security to 8,009 shares.
The filing also lists direct holdings of Series A Perpetual Strife Preferred Stock and Class A Common Stock, plus indirect preferred holdings held for three minor children, showing the broader equity position associated with the CEO after this transaction.
Strategy Inc updated its at-the-market equity offering programs and capital structure. The company added Moelis & Company, A.G.P./Alliance Global Partners, and StoneX Financial as additional sales agents under its existing Omnibus Sales Agreement for offerings of common stock and three Series A preferred stocks (STRC, STRK and STRD).
The company noted it had previously registered up to $15,854,365,265.54 of common stock, $4,200,000,000.00 of STRC preferred stock and $20,340,632,356.64 of STRK preferred stock under prior prospectus supplements. It will continue using the prior common and STRC prospectuses, but has terminated the prior STRK preferred stock offering.
Strategy Inc also filed a certificate to increase authorized STRC preferred shares from 70,435,353 to 282,556,565, and a certificate to decrease authorized STRK preferred shares from 269,800,000 to 40,270,744, signaling a shift in emphasis between these preferred stock series.
Strategy Inc. is offering up to $21,000,000,000 of Class A common stock in an at-the-market program under a Sales Agreement and an Additional Program Addendum with multiple agents, as supplemented. The program supplements a prior annex under which the company sold 57,766,889 shares for aggregate proceeds of $9,614,125,940.65, leaving $6,240,239,324.89 available under the prior annex. Shares outstanding were 325,954,147 as of March 19, 2026. The last reported sale price was $135.66 per share on March 20, 2026. The offering will be conducted "at the market" through the listed agents and is subject to the terms of the Sales Agreement and its addenda.