Precourt Walter F. III 4

What Happened

• Walter F. Precourt III, SVP & Chief Administrative Officer of Mosaic (MOS), received a total of 17,319 shares on March 9, 2026 through the vesting/conversion of awards and an exercise. That consisted of 12,181 shares issued on vesting of a performance unit award (no cash price) and 5,138 shares acquired by exercise at $26.92 (cost $138,315). To cover tax withholding from the vesting, he sold 6,667 shares at $26.92 for proceeds of $179,476.

Key Details

• Transaction date: March 9, 2026; Form 4 filed March 11, 2026 (timely filing indicated).
• Acquisitions: 12,181 shares from vesting/conversion (reported at $0.00); 5,138 shares acquired by exercise at $26.92 ($138,315 total).
• Disposition: 6,667 shares sold at $26.92 to cover tax liability (proceeds $179,476).
• Footnotes: F1—12,181 shares issued upon vesting of a performance unit award (granted Mar 9, 2023). F2—shares sold were to cover tax withholding. Other footnotes note vesting schedule and one-for-one conversion where applicable.
• Shares owned after the transaction: not disclosed in the excerpt of this filing.

Context

• This was essentially a vesting/exercise event with a routine "sell-to-cover" to satisfy tax withholding — common for executives receiving equity awards. The filing shows an exercise/settlement plus a partial sale to cover taxes, not an open-market investment or discretionary sale of additional shares.