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Company · MOS

The Mosaic Company

Name as listed on its exchange; filed with the SEC as MOSAIC CO.

Nasdaq's symbol directory lists MOS on the New York Stock Exchange as “Mosaic Company (The) Common Stock”.

In the 12 months to Nov 8, 2026: insiders sold on 1 occasion ($509K); 1 planned-sale notice; 2 filings by holders of 5% or more; 3 congressional trade disclosures; 7 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Precourt Walter F. III, SVP - Chief Admin Officer sold on 1 day latest Aug 19, 2026 sold $509K
Every trade (1)
  1. SELLPrecourt Walter F. III, SVP - Chief Admin Officer sold Aug 19, 2026 23,000 shares filing $509K

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. Precourt Walter F. III filed Aug 19, 2026 Officer 23,000 shares planned sale date 08/19/2026 filing $509K

Large holders · SEC Schedules 13D and 13G

Five percent and over

Anyone who comes to hold more than 5% of a company's voting shares must tell the SEC. A Schedule 13D is filed by a holder who may seek to influence the company; a 13G by one who states it is a passive investor. An amendment updates an earlier filing, and a stake reported as 0% means the holder says it has sold all, or nearly all, of its shares. Every recent 13D and 13G

  1. AQR Capital Management, LLC filed Aug 12, 2026 Schedule 13G passive 18,292,494 shares filing 5.76%
  2. FMR LLC filed Aug 6, 2026 Schedule 13G/A passive 13,199,733 shares filing 4.2%

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Gilbert Cisneros (D-CA31): Sale Apr 14, 2026 reported May 8, 2026 one of 94 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  2. Alan Armstrong (R-OK): Purchase Mar 27, 2026 reported Jul 21, 2026 one of 703 trades the member reported that day Senate Stock $1,001 - $15,000
  3. Gilbert Cisneros (D-CA31): Purchase Jan 9, 2026 reported Feb 13, 2026 one of 151 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition filing Nov 3, 2026
  2. Departure or appointment of directors or officers filing Sep 25, 2026
  3. Triggering events that accelerate a financial obligation filing Aug 28, 2026
  4. Creation of a direct financial obligation; Other events filing Aug 17, 2026
  5. Other events filing Aug 17, 2026
  6. Other events filing Aug 14, 2026
  7. Other events filing Aug 10, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.