MOS insider trading — Mosaic Co
Over the last 90 days, insiders at Mosaic Co (MOS) made 0 open-market purchases worth $0 and 1 open-market sale worth $509K, making them net sellers by $509K. The largest sale was by Precourt Walter F. Iii (SVP - Chief Admin Officer), who sold 23,000 shares for $509K on Aug 19, 2026.
Updated Oct 16, 2026.
Recent MOS insider transactions
Every Form 4 filed by Mosaic Co officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 23, 2026 | Little Sonya C | Director | A · Grant/award | Direct | 65 | $24.73 | $2K | Form 4 |
| Aug 19, 2026 | Precourt Walter F. Iii | SVP - Chief Admin Officer | S · Sale | Direct | 23,000 | $22.12 | $509K | Form 4 |
MOS insider trading FAQ
Are insiders buying MOS stock?
Not on the open market. In the last 90 days, Mosaic Co insiders made no open-market purchases, and 1 open-market sale totaling $509K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading MOS?
Recent sellers: Precourt Walter F. Iii.
Where does MOS insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.