Mosaic Co (MOS) Insider Ownership

Historic Insider Ownership Trends

Mosaic's three largest insider shareholders as of March 23, 2026 are James Calvin O'Rourke (Ceo, 607.12K shares), Clint Freeland (Evp Chief Financial Officer, 193.69K shares), Karen A Swager (Evp Operations, 175.60K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
James Calvin O'Rourke Ceo 606,500 620 08 Dec, 2023
Clint Freeland Evp Chief Financial Officer 193,689 0 06 Mar, 2024
Karen A Swager Evp Operations 175,598 0 11 Mar, 2026
Corrine D. Ricard Sr Vp Digital Strategy 147,430 0 06 Mar, 2024
Walter F. Iii Precourt Svp Chief Admin Officer 139,198 0 11 Mar, 2026
Emery N. Koenig 81,355 0 02 Jun, 2025
Timothy S. Gitzel 74,654 0 02 Jun, 2025
Yijun Wang Evp Commercial 59,613 0 11 Mar, 2026
Christopher Anthony Lewis Sr Vp Human Resources 57,534 0 07 Mar, 2023
Steven M Seibert 48,333 0 21 May, 2024
David Thomas Seaton 47,922 0 02 Jun, 2025
Mark J. Isaacson Svp, Gen. Counsel Corp. Sec. 45,869 0 19 Apr, 2022
Kelvin R Westbrook 37,370 0 02 Jun, 2025
Philip Eugene Bauer Sr. Vp, Gen Counsel Corp Sec 34,942 0 11 Mar, 2026
Gretchen H Watkins 31,061 0 02 Jun, 2025
Benjamin James Pratt Sr Vp Gov. Public Affairs 29,904 0 04 Apr, 2023
Denise C Johnson 20,296 0 25 May, 2023
Russell A Flugel Principal Accounting Officer 12,461 0 11 Mar, 2026
Bruce M. Bodine President And Ceo 11,816 0 11 Mar, 2026
Jody Lynne Kuzenko 8,571 0 13 Nov, 2025
Joao Roberto Goncalves Teixeira 8,569 0 02 Jun, 2025
Luciano Siani Pires Evp And Cfo 6,040 0 05 Mar, 2025
Sonya C Little 2,413 0 02 Jun, 2025
Kathleen M Shanahan 2,413 0 02 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
09 Mar, 2026 Philip Eugene Bauer Common Stock A 7,613 $0.00 35,991 D M
09 Mar, 2026 Bruce M. Bodine Common Stock A 13,704 $0.00 13,704 D M
09 Mar, 2026 Karen A Swager Common Stock A 12,181 $0.00 176,547 D M
09 Mar, 2026 Walter F. Iii Precourt Common Stock A 12,181 $0.00 140,727 D M
09 Mar, 2026 Yijun Wang Common Stock A 7,613 $0.00 60,808 D M
09 Mar, 2026 Russell A Flugel Common Stock A 4,437 $0.00 13,737 D M
09 Mar, 2026 Philip Eugene Bauer Common Stock A 3,211 $0.00 39,202 D M
09 Mar, 2026 Karen A Swager Common Stock A 5,138 $0.00 181,685 D M
09 Mar, 2026 Bruce M. Bodine Common Stock A 5,780 $0.00 19,484 D M
09 Mar, 2026 Yijun Wang Common Stock A 3,211 $0.00 64,019 D M
09 Mar, 2026 Russell A Flugel Common Stock A 1,108 $0.00 14,845 D M
09 Mar, 2026 Walter F. Iii Precourt Common Stock A 5,138 $26.92 145,865 D M
09 Mar, 2026 Bruce M. Bodine Common Stock D 7,668 $26.92 11,816 D F
09 Mar, 2026 Karen A Swager Common Stock D 6,087 $26.92 175,598 D F
09 Mar, 2026 Yijun Wang Common Stock D 4,406 $26.92 59,613 D F
09 Mar, 2026 Walter F. Iii Precourt Common Stock D 6,667 $26.92 139,198 D F
09 Mar, 2026 Philip Eugene Bauer Common Stock D 4,260 $26.92 34,942 D F
09 Mar, 2026 Russell A Flugel Common Stock D 2,384 $26.92 12,461 D F
09 Mar, 2026 Yijun Wang Restricted Stock Units D 7,613 $0.00 0 D M
09 Mar, 2026 Russell A Flugel Restricted Stock Units D 4,437 $0.00 0 D M