Mosaic Co (MOS) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through February 19, 2026 reveals that Mosaic's three principal insider shareholders consist of Ceo James Calvin O'Rourke (607.12K shares), Evp & Chief Financial Officer Clint Freeland (193.69K shares), Evp Operations Karen A Swager (164.37K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
James Calvin O'Rourke Ceo 607,120 08 Dec, 2023
Clint Freeland Evp & Chief Financial Officer 193,689 06 Mar, 2024
Karen A Swager Evp Operations 164,366 05 Mar, 2025
Corrine D. Ricard Sr Vp Digital Strategy 147,430 06 Mar, 2024
Walter F. Iii Precourt Svp Chief Admin Officer 128,546 02 Jun, 2025
Emery N. Koenig 81,355 02 Jun, 2025
Timothy S. Gitzel 74,654 02 Jun, 2025
Gregory L Ebel 64,948 02 Jun, 2025
Christopher Anthony Lewis Sr Vp Human Resources 57,534 07 Mar, 2023
Yijun Wang Evp Commercial 53,195 05 Mar, 2025
Steven M Seibert 48,333 21 May, 2024
David Thomas Seaton 47,922 02 Jun, 2025
Mark J. Isaacson Svp And Gen. Counsel & Corp. Sec. 45,869 19 Apr, 2022
Cheryl K Beebe 44,254 02 Jun, 2025
Kelvin R Westbrook 37,370 02 Jun, 2025
Gretchen H Watkins 31,061 02 Jun, 2025
Benjamin James Pratt Sr Vp Gov. & Public Affairs 29,904 04 Apr, 2023
Nancy E Cooper 28,443 12 May, 2021
Philip Eugene Bauer Sr. Vp And Gen Counsel & Corp Sec 28,378 06 Jan, 2026
Denise C Johnson 20,296 26 May, 2023
Russell A Flugel Principal Accounting Officer 9,300 28 May, 2025
Oscar Bernardes 8,847 24 May, 2021
Jody Lynne Kuzenko 8,571 13 Nov, 2025
Joao Roberto Goncalves Teixeira 8,569 02 Jun, 2025
Luciano Siani Pires Evp And Cfo 6,040 05 Mar, 2025
Sonya C Little 2,413 02 Jun, 2025
Kathleen M Shanahan 2,413 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
05 Jan, 2026 Philip Eugene Bauer Common Stock D 1,739 $25.02 28,378 D F
02 Jan, 2026 Philip Eugene Bauer Common Stock A 5,865 $0.00 30,117 D M
11 Nov, 2025 Jody Lynne Kuzenko - - 8,571 D
11 Nov, 2025 Jody Lynne Kuzenko Common Stock A 685 $25.53 8,571 D P
29 May, 2025 Gregory L Ebel Common Stock A 9,033 $0.00 44,110 D M
29 May, 2025 Kelvin R Westbrook Common Stock A 3,011 $0.00 37,370 D M
29 May, 2025 Cheryl K Beebe Common Stock A 3,011 $0.00 44,254 D M
29 May, 2025 Kathleen M Shanahan Common Stock A 2,413 $0.00 2,413 D M
29 May, 2025 David Thomas Seaton Common Stock A 3,914 $0.00 47,922 D M
29 May, 2025 Emery N. Koenig Common Stock A 6,022 $0.00 81,355 D M
29 May, 2025 Gretchen H Watkins Common Stock A 6,022 $0.00 31,061 D M
29 May, 2025 Timothy S. Gitzel Common Stock A 6,022 $0.00 74,654 D M
29 May, 2025 Walter F. Iii Precourt Common Stock D 18,000 $35.73 128,546 D S
29 May, 2025 Sonya C Little - - 2,413 D
29 May, 2025 Sonya C Little Common Stock A 2,413 $0.00 2,413 D M
29 May, 2025 Joao Roberto Goncalves Teixeira Common Stock D 1,807 $35.91 8,569 D F
29 May, 2025 Joao Roberto Goncalves Teixeira Common Stock A 6,022 $0.00 10,376 D M
29 May, 2025 Joao Roberto Goncalves Teixeira - - 8,569 D
29 May, 2025 Jody Lynne Kuzenko Common Stock A 6,022 $0.00 7,886 D M
23 May, 2025 Russell A Flugel - - 10,299 D