Welcome to our dedicated page for Mosaic SEC filings (Ticker: MOS), 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 Mosaic Company (NYSE: MOS) files a range of reports and current disclosures with the U.S. Securities and Exchange Commission, providing detailed information about its operations as a producer and marketer of concentrated phosphate and potash crop nutrients and related agricultural products. This SEC filings page brings those documents together and pairs them with AI-powered summaries to help readers understand the key points without having to parse every technical detail.
Mosaic’s recent Form 8-K filings illustrate several recurring themes. Some 8-Ks are furnished in connection with earnings announcements and performance data for specific quarters, offering insight into the company’s results of operations and financial condition. Other 8-Ks describe material events such as the closing of an underwritten public offering of senior notes due in 2029 and 2030, including information about the aggregate principal amounts, intended use of proceeds for general corporate purposes, and the unsecured status of the notes relative to Mosaic’s existing senior unsecured debt.
These filings also confirm key corporate details, such as Mosaic’s incorporation in Delaware, its listing on the New York Stock Exchange under the symbol MOS, and the location of its principal executive offices in Tampa, Florida. Exhibits to the 8-Ks may include underwriting agreements, forms of notes, legal opinions, and press releases that elaborate on the events being reported.
On this page, real-time updates from the SEC’s EDGAR system are combined with AI-generated explanations that highlight important sections of Mosaic’s 8-Ks, 10-Ks, 10-Qs, and other forms. Users can quickly identify disclosures about earnings, debt offerings, and other material developments, as well as track how Mosaic communicates its financial position, capital structure, and operational performance through its regulatory reporting.
The Vanguard Group amended its Schedule 13G/A to report zero beneficial ownership of Mosaic Co/The common stock. The filing states that following an internal realignment effective January 12, 2026, certain Vanguard subsidiaries now report holdings separately and Vanguard no longer is deemed to beneficially own those securities.
The amendment is signed by Ashley Grim as Head of Global Fund Administration on March 27, 2026. The filing lists 0 shares and 0% ownership, with voting and dispositive powers reported as 0.
The Mosaic Company filed Amendment No. 1 to its Annual Report for the year ended December 31, 2025. The amendment is limited in scope and does not change previously reported financial statements.
The filing adds the number of holders of record of Mosaic’s common stock, which was 1,125 as of February 20, 2026, and includes a revised Esterhazy Potash Facility Consent of Qualified Persons as Exhibit 23.5. Mosaic also re-files CEO and CFO certifications required by Rule 13a-14(a).
The amendment restates Part II, Item 5 to include updated shareholder information and provides an equity compensation plan table showing 4,757,057 shares subject to outstanding awards at a weighted-average stock option exercise price of $29.80 and 13,077,090 shares remaining available for future issuance under stockholder-approved equity plans.
Mosaic Co President and CEO Bruce M. Bodine reported equity award activity rather than open‑market trading. On March 9, 2026, a performance unit award granted on March 9, 2023 vested, delivering 13,704 shares of common stock, and additional equity awards brought total new common shares acquired that day to 19,484. To cover taxes from the vesting of restricted stock and performance units, 7,668 shares were withheld at $26.92 per share, leaving Bodine with 11,816 common shares held directly. He also holds direct restricted stock units representing 132,257, 96,031, and 138,648 underlying common shares that vest over future dates, plus a fully exercisable stock option for 25,227 shares at an exercise price of $30.42 and 766.411 common shares indirectly through a 401(k) plan.
Mosaic Co senior vice president Walter F. Precourt III reported equity compensation activity involving Mosaic common stock. On March 9, 2026, he acquired 12,181 shares of common stock at $0.00 per share upon vesting of equity awards, and an additional 5,138 shares at $26.92 per share. To cover related tax liabilities, 6,667 shares were withheld and delivered back at $26.92 per share, a non‑market disposition. After these transactions he directly held 139,198 common shares, along with restricted stock units tied one-for-one to Mosaic common stock, including 24,606, 20,487, and 27,730 underlying shares that will vest over future dates.
Mosaic Co senior executive Philip Eugene Bauer, the Senior VP, General Counsel and Corporate Secretary, reported equity compensation activity in Mosaic common stock. On March 9, 2026, he received 7,613 shares of common stock upon vesting of performance units granted on March 9, 2023, and 3,211 shares from equity awards, all at a stated price of $0.0000 per share. To cover the tax liability from the vesting of restricted stock and performance units, 4,260 shares were withheld at $26.92 per share rather than sold in the open market, resulting in a net increase in directly held stock. After these transactions, Bauer directly holds 34,942 shares of Mosaic common stock. He also continues to hold restricted stock units that can convert into 21,915, 14,085, and 20,797 shares of common stock, with one grant scheduled to vest 33% on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029.
Mosaic Co EVP-Commercial Yijun Wang reported equity award activity on March 9, 2026. Wang received 7,613 shares of common stock from vested performance units and 3,211 additional common shares from equity awards. To cover related tax liabilities, 4,406 shares were withheld at $26.92 per share, leaving direct ownership of 59,613 common shares.
Wang also continues to hold several restricted stock unit awards that can convert into 8,224, 26,528, 20,487 and 29,463 shares of common stock, with one grant scheduled to vest 33% on March 4, 2027, 66% on March 4, 2028 and 100% on March 4, 2029.
Mosaic Co EVP of Operations Karen A. Swager reported equity compensation activity involving company stock. On March 9, 2026, she received 12,181 shares of Common Stock upon the vesting of a performance unit award originally granted on March 9, 2023, and additional vested shares are also reflected in the filing.
To cover tax liabilities from the vesting of restricted stock and performance units, 6,087 shares of Common Stock were disposed of at $26.92 per share through share withholding, rather than an open-market sale. After these transactions, she directly held 175,598 shares of Mosaic Common Stock, along with multiple unvested restricted stock unit awards scheduled to vest through March 4, 2029.
Mosaic Co principal accounting officer Russell A. Flugel reported routine equity compensation activity. On March 9, 2026, 4,437 restricted stock units were exercised into an equal number of Mosaic common shares, and an additional 1,108 common shares were issued when a prior performance unit award vested.
To cover related tax obligations, 2,384 shares of common stock were disposed of at $26.92 per share through share withholding rather than an open-market sale. Following these transactions, Flugel directly holds 12,461 Mosaic common shares and several outstanding restricted stock unit awards, including one that is scheduled to vest 33%, 66% and 100% on March 4, 2027, 2028 and 2029.
Wang Yijun reported acquisition or exercise transactions in this Form 4 filing.
Mosaic Co EVP-Commercial Yijun Wang received a grant of 26,528 Restricted Stock Units on March 4, 2026. These RSUs are described as one-for-one, meaning each unit represents one share of Mosaic common stock upon settlement.
The award vests cumulatively, with 33% vesting on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029. After this grant, Wang directly holds 26,528 RSUs, alongside existing direct holdings of additional RSUs and common stock reported in the filing.
Pires Luciano Siani reported acquisition or exercise transactions in this Form 4 filing.
Mosaic Co EVP and CFO Luciano Siani Pires reported an equity award of 38,447 Restricted Stock Units (RSUs). The RSUs were granted at no cash cost and are convertible into Mosaic common shares on a one-for-one basis.
The award vests cumulatively, with 33% vesting on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029. The filing also lists his existing direct and indirect holdings of RSUs and common stock as of the transaction date.