Mosaic has retired 28.6% of its shares since 2010, from 445,486,732 to 317,895,646.
At $18.82 a share, a market value of $6.0B. P/E n/m, trailing twelve months to June 2026.
Early years use the fiscal-year average share count from the 10-K.
| Fiscal year | Date | Shares outstanding | Filing | |
|---|---|---|---|---|
| 2005 | 2005-07-29 | 380,793,787 | 10-K | cover page |
| 2006 | 2006-07-24 | 437,310,048 | 10-K | cover page |
| 2007 | 2007-07-24 | 441,322,712 | 10-K | cover page |
| 2008 | 2008-07-22 | 443,982,336 | 10-K | cover page |
| 2009 | 2009-07-17 | 444,543,109 | 10-K | cover page |
| 2010 | 2010-07-16 | 445,486,732 | 10-K | cover page |
| 2011 | 2012-05-31 | 425,480,205 | 10-K/A | |
| 2012 | 2012-05-31 | 425,500,000 | 10-K/A | |
| 2013 | 2013-05-31 | 425,700,000 | 10-K | fiscal-year average |
| 2014 | 2014-12-31 | 374,100,000 | 10-K | fiscal-year average |
| 2015 | 2015-12-31 | 358,500,000 | 10-K | fiscal-year average |
| 2016 | 2017-02-10 | 350,238,549 | 10-K | |
| 2017 | 2018-02-15 | 385,226,223 | 10-K | |
| 2018 | 2019-03-01 | 385,470,499 | 10-K | |
| 2019 | 2020-02-01 | 378,764,442 | 10-K | |
| 2020 | 2021-02-01 | 379,093,342 | 10-K | |
| 2021 | 2022-02-01 | 368,309,275 | 10-K | |
| 2022 | 2023-02-17 | 336,486,715 | 10-K | |
| 2023 | 2024-02-16 | 321,688,938 | 10-K | |
| 2024 | 2025-02-21 | 316,939,231 | 10-K | |
| 2025 | 2025-12-31 | 317,505,258 | 10-K/A |
Source: all 10-K filings of Mosaic on EDGAR. Download this series as CSV. Licence CC BY 4.0, credit Buyback Radar.
The story
Every Monday we write about one of these companies.
Read the full storyCash spent comes from the cash flow statement. Shares outstanding fell by less than the company bought, because part of every buyback only replaces shares handed to employees. Today’s price is $18.82.
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Only enough to stand still. The share count is roughly flat over the last twelve months, at 317,895,646 as of July 31, 2026. Over five years the share count is down 16.1%.
Net of every new share it issued, Mosaic has 127.6 million fewer shares than at its 2010 peak. That is 28.6% of the company.
317,895,646 shares, as of July 31, 2026, from the cover page of its latest 10-Q. At the 2010 peak it had 445,486,732.
Each share is a bigger slice of the company. Someone who held Mosaic stock in 2010 owns 1.4 times as much of the business today without buying another share. Whether that was a good use of cash depends on the price paid.
Mosaic ranks No. 286 of 467 companies on Buyback Radar by share of the company retired since its peak. Close to it on the list: Sysco (28.7%), Archer-Daniels-Midland (28.7%), Zions Bancorporation, National Association (28.6%), Armstrong World Industries (28.4%).
Every answer is computed from Mosaic's own SEC filings and rebuilt every Monday. Latest count: 10-Q on EDGAR.
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