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MOSAIC CO (MOS) S&P 500 XNYS AGRICULTURAL CHEMICALS Net insider selling (90d)
Latest MOS Insider Trades Mosaic is one of the largest phosphate and potash producers in the world. The company's assets include phosphate rock mines in the US and potash mines in Canada. Mosaic also runs a large fertilizer distribution operation in Brazil through its Mosaic Fertilizantes business.
Headquarters TAMPA, FL
Employees 13,249
Listed 1988
Exchange XNYS https://www.mosaicco.com SEC filings for MOS on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 1 23,000 $509K Grant or award 11 83,640 Option exercise 22 105,502
MOS Insider Transactions (Form 4) 79 42 Form 4 filings on record, the earliest from Nov 20, 2024, newest first. Filing history page 1 of 2.
Date Insider Transaction Security Shares Price Value Aug 19, 2026 WI Walter F. Precourt III - Officer Open-market sale Common Stock
Recent MOS Form 8-K Filings 5
Recent MOS Form 144 Notices of Proposed Sale 1 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 19, 2026 Precourt Walter F. III Officer 23,000 $509K View on EDGAR
MOS Insider Trading - FAQ
What is the latest insider trade for MOS? MOSAIC CO (MOS) had 12 insider filings in the last 90 days, with the most recent on 2026-08-21. The full record for MOS runs to 42 Form 4 filings, the earliest from 2024-11-20. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying MOS stock? No insider purchases of MOS were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling MOS stock? 1 insider sale of MOS was filed in the last 90 days, totaling $509K.
Where can I see MOS SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks MOS Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow MOS insider buys? Create a free InsiderAlpha account and press Watch on this page to add MOS to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Materials Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track MOS insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
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Market cap $7.50B
P/E ratio -
Dividend yield 3.71%
Average volume 8.64M
52 week high $37.00
52 week low $19.80
Today's high $24.29
Today's low $23.33
Open $23.95
Volume 5.39M
Previous close $23.76
Shares outstanding 317.90M Market cap
$7.50B
13,249 employees
MOS Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 1 sale totaling $509K.
Most-Active MOS Insiders - Last 90 Days 10 Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
May 28, 2026 JK Jody Lynne Kuzenko - Director Grant or award Restricted Stock Units 7,273 $0.00 -
May 28, 2026 JK Jody Lynne Kuzenko - Director Option exercise Restricted Stock Units 4,873 $0.00 -
May 28, 2026 TG Timothy S. Gitzel - Director Grant or award Restricted Stock Units 7,273 $0.00 -
May 28, 2026 TG Timothy S. Gitzel - Director Option exercise Restricted Stock Units 4,873 $0.00 -
May 28, 2026 EK Emery N. Koenig - Director Option exercise Common Stock 4,873 $0.00 -
May 28, 2026 EK Emery N. Koenig - Director Grant or award Restricted Stock Units 7,273 $0.00 -
May 28, 2026 EK Emery N. Koenig - Director Option exercise Restricted Stock Units 4,873 $0.00 -
May 28, 2026 CB Cheryl K. Beebe - Director Option exercise Common Stock 2,437 $0.00 -
May 28, 2026 CB Cheryl K. Beebe - Director Grant or award Restricted Stock Units 7,273 $0.00 -
May 28, 2026 CB Cheryl K. Beebe - Director Option exercise Restricted Stock Units 4,873 $0.00 -
May 28, 2026 GE Gregory L. Ebel - Director Option exercise Common Stock 7,310 $0.00 -
May 28, 2026 GE Gregory L. Ebel - Director Grant or award Restricted Stock Units 10,910 $0.00 -
May 28, 2026 GE Gregory L. Ebel - Director Option exercise Restricted Stock Units 7,310 $0.00 -
May 28, 2026 SL Sonya C. Little - Director Option exercise Common Stock 4,873 $0.00 -
May 28, 2026 SL Sonya C. Little - Director Grant or award Restricted Stock Units 7,273 $0.00 -
May 28, 2026 SL Sonya C. Little - Director Option exercise Restricted Stock Units 4,873 $0.00 -
Mar 9, 2026 BB Bruce M. Bodine - Officer Option exercise Restricted Stock Units 13,704 $0.00 -
Mar 9, 2026 BB Bruce M. Bodine - Officer Option exercise Common Stock 13,704 $0.00 -
Mar 9, 2026 BB Bruce M. Bodine - Officer Option exercise Common Stock 5,780 $0.00 -
Mar 9, 2026 BB Bruce M. Bodine - Officer Tax withholding / forfeiture Common Stock 7,668 $26.92 $206K
Mar 9, 2026 PB Philip Eugene Bauer - Officer Tax withholding / forfeiture Common Stock 4,260 $26.92 $115K
Mar 9, 2026 YW Yijun Wang - Officer Option exercise Common Stock 7,613 $0.00 -
Mar 9, 2026 YW Yijun Wang - Officer Option exercise Common Stock 3,211 $0.00 -
Mar 9, 2026 YW Yijun Wang - Officer Tax withholding / forfeiture Common Stock 4,406 $26.92 $119K
Mar 9, 2026 YW Yijun Wang - Officer Option exercise Restricted Stock Units 7,613 $0.00 -
Mar 9, 2026 KS Karen A. Swager - Officer Option exercise Common Stock 12,181 $0.00 -
Mar 9, 2026 KS Karen A. Swager - Officer Option exercise Common Stock 5,138 $0.00 -
Mar 9, 2026 KS Karen A. Swager - Officer Tax withholding / forfeiture Common Stock 6,087 $26.92 $164K
Mar 9, 2026 KS Karen A. Swager - Officer Option exercise Restricted Stock Units 12,181 $0.00 -
Mar 9, 2026 RF Russell A. Flugel - Officer Tax withholding / forfeiture Common Stock 2,384 $26.92 $64K
Mar 9, 2026 RF Russell A. Flugel - Officer Option exercise Restricted Stock Units 4,437 $0.00 -
Mar 4, 2026 YW Yijun Wang - Officer Grant or award Restricted Stock Units 26,528 $0.00 -
Mar 4, 2026 KS Karen A. Swager - Officer Grant or award Restricted Stock Units 26,528 $0.00 -
Mar 4, 2025 RF Russell A. Flugel - Officer Grant or award Restricted Stock Units 11,560 $0.00 -
Mar 4, 2026 RF Russell A. Flugel - Officer Grant or award Restricted Stock Units 8,074 $0.00 -
Mar 4, 2026 BB Bruce M. Bodine - Officer Grant or award Restricted Stock Units 132,257 $0.00 -
May 29, 2025 SL Sonya C. Little - Director Option exercise Common Stock 2,413 $0.00 -
May 29, 2025 SL Sonya C. Little - Director Option exercise Restricted Stock Units 2,413 $0.00 -
May 29, 2025 SL Sonya C. Little - Director Grant or award Restricted Stock Units 4,873 $0.00 -
May 29, 2025 GE Gregory L. Ebel - Director Option exercise Common Stock 9,033 $0.00 -
May 29, 2025 GE Gregory L. Ebel - Director Option exercise Restricted Stock Units 9,033 $0.00 -
May 29, 2025 GE Gregory L. Ebel - Director Grant or award Restricted Stock Units 7,310 $0.00 -
$NB
NIOCORP DEVELOPMENTS LTD
Walter F. Precourt III - OfficerOpen-market sale$509K
Jody Lynne Kuzenko - DirectorOpen-market purchase$17K
