Shares Outstanding for Mosaic (MOS)
According to Mosaic's latest reported financial statements, the company's latest reported diluted shares outstanding is 294.91M. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

MOS
Currently viewingShares OutstandingSwitch metric
Latest period
294.91M
YoY change
-0.6%
5Y CAGR
-3.5%
Peak year (2010)
447.50M
Latest annual
318.90M
Shares Outstanding history chart for Mosaic (MOS) from 1987 to 2025
Shares Outstanding history table for Mosaic (MOS) from 1987 to 2025
| Fiscal year | Period ended | Reported | Shares Outstanding | YoY |
|---|---|---|---|---|
| 2025 | 318.90M | -0.6% | ||
| 2024 | 320.70M | -3.8% | ||
| 2023 | 333.20M | -6.4% | ||
| 2022 | 356.00M | -6.7% | ||
| 2021 | 381.60M | +0.1% | ||
| 2020 | 381.30M | -0.7% | ||
| 2019 | 383.80M | -0.7% | ||
| 2018 | 386.40M | +10.1% | ||
| 2017 | 350.90M | -0.2% | ||
| 2016 | 351.70M | -2.4% | ||
| 2015 | 360.30M | -4.1% | ||
| 2014 | 375.60M | -11.0% | ||
| 2013 | 422.00M | -1.1% | ||
| 2012 | 426.90M | -2.2% | ||
| 2011 | 436.50M | -2.5% | ||
| 2010 | 447.50M | +0.2% | ||
| 2009 | 446.60M | +0.1% | ||
| 2008 | 446.20M | +0.1% | ||
| 2007 | 445.70M | +1.2% | ||
| 2006 | 440.30M | +15.2% | ||
| 2005 | 382.20M | +6.0% | ||
| 2004 | 360.40M | +213.9% | ||
| 2003 | 114.80M | +0.2% | ||
| 2002 | 114.60M | +0.1% | ||
| 2001 | 114.50M | -0.3% | ||
| 2000 | 114.80M | +0.2% | ||
| 1999 | 114.56M | +1.8% | ||
| 1998 | 112.50M | +19.8% | ||
| 1997 | 93.88M | -1.3% | ||
| 1996 | 95.12M | +2.8% | ||
| 1995 | 92.50M | +56.5% | ||
| 1994 | 59.12M | +17.0% | ||
| 1993 | 50.53M | +14.6% | ||
| 1992 | 44.09M | -0.1% | ||
| 1991 | 44.14M | -11.1% | ||
| 1990 | 49.64M | -5.7% | ||
| 1989 | 52.61M | +1.2% | ||
| 1988 | 52.01M | +3.6% | ||
| 1987 | 50.21M | — |
Shares Outstanding values are taken from Mosaic's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
The 2025 reading of Mosaic (MOS) diluted shares outstanding is 318.90M – edged down 0.6% year-over-year.
Through 2020–2025 (5 years), Mosaic diluted shares outstanding delivered a -3.5% annualised rate; with a net decline across the window.
Mosaic diluted shares outstanding declined from 447.50M in 2010 to 318.90M in 2025, a 28.7% drawdown.
Across the available history, diluted shares outstanding reached its high of 447.50M in 2010 and its low of 44.09M in 1992.
Within Basic Materials, Mosaic (MOS) ranks 7th among 8 peers we track. The peer median for diluted shares outstanding is 590.22M.
Mosaic Shares Outstanding by Year
Mosaic Shares Outstanding 2025: 318.90M
Mosaic diluted shares outstanding in 2025 was 318.90M, edged down 0.6% below 2024.
Mosaic Shares Outstanding 2024: 320.70M
Mosaic diluted shares outstanding in 2024 was 320.70M, edged down 3.8% below 2023.
Mosaic Shares Outstanding 2023: 333.20M
Mosaic diluted shares outstanding in 2023 was 333.20M, declined 6.4% below 2022.
Mosaic Shares Outstanding 2022: 356.00M
Mosaic diluted shares outstanding in 2022 was 356.00M, declined 6.7% below 2021.
Mosaic Shares Outstanding 2021: 381.60M
Mosaic diluted shares outstanding in 2021 was 381.60M.
See more financial history for Mosaic (MOS).
Sector peers — Shares Outstanding
Companies in the same sector as Mosaic, ranked by their latest diluted shares outstanding.
| Company | Shares Outstanding | Sector |
|---|---|---|
| Freeport-McMoRan Inc. (FCX) | 1.44B | Basic Materials |
| Newmont Corporation (NEM) | 1.11B | Basic Materials |
| Southern Copper Corporation (SCCO) | 838.20M | Basic Materials |
| CRH plc (CRH) | 677.00M | Basic Materials |
| Agnico Eagle Mines Limited (AEM) | 503.43M | Basic Materials |
| Linde plc (LIN) | 468.70M | Basic Materials |
| Ecolab Inc. (ECL) | 285.20M | Basic Materials |
| The Sherwin-Williams Company (SHW) | 248.80M | Basic Materials |
Frequently asked questions
What is Mosaic's diluted shares outstanding?
- Latest reported diluted shares outstanding for Mosaic (MOS) is 294.91M (period ending December 31, 2025).
How has Mosaic diluted shares outstanding changed year-over-year?
- Mosaic (MOS) diluted shares outstanding changed -0.6% year-over-year on the latest annual filing.
What is the long-term growth rate of Mosaic diluted shares outstanding?
- Mosaic (MOS) diluted shares outstanding compound annual growth rate is -3.5% over the most recent 5 years available.
When did Mosaic diluted shares outstanding hit its highest annual value?
- Mosaic diluted shares outstanding reached its highest annual value of 447.50M in 2010.
What was Mosaic diluted shares outstanding in 2024?
- Mosaic (MOS) diluted shares outstanding in 2024 was 320.70M.
What was Mosaic diluted shares outstanding in 2025?
- Mosaic (MOS) diluted shares outstanding in 2025 was 318.90M.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
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