Mosaic Ownership | Who Owns Mosaic?
Mosaic Ownership Summary
Mosaic is owned by 44.52% institutional investors, 0.33% insiders, and 55.16% retail investors. Vanguard group is the largest institutional shareholder, holding 12.33% of MOS shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.19% of its assets in Mosaic shares.
MOS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Mosaic | 44.52% | 0.33% | 55.16% |
| Sector | Basic Materials Stocks | 41.27% | 13.22% | 45.51% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 39.12M | 12.33% | $942.48M |
| Fmr | 29.08M | 9.16% | $741.51M |
| Blackrock | 28.28M | 8.78% | $817.40M |
| Blackrock funding, inc. /de | 23.65M | 7.45% | $603.00M |
| Dimensional fund advisors lp | 14.24M | 4.49% | $363.11M |
| State street | 13.41M | 4.23% | $341.89M |
| Invesco | 11.24M | 3.54% | $286.55M |
| Aqr capital management | 10.92M | 3.44% | $276.50M |
| Geode capital management | 8.75M | 2.76% | $222.79M |
| Goldman sachs group | 6.79M | 2.14% | $173.08M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Terril brothers | 772.63K | 5.39% | $19.71M |
| Colrain capital | 500.11K | 4.93% | $12.75M |
| Aegis financial | 853.64K | 3.75% | $21.77M |
| Randolph | 1.38M | 3.36% | $35.22M |
| Managed asset portfolios | 728.23K | 2.23% | $18.57M |
| Sage capital advisors | 360.67K | 2.13% | $9.20M |
| Donald smith | 4.62M | 2.12% | $117.75M |
| Foundation resource management | 683.73K | 1.96% | $17.44M |
| S&co | 963.67K | 1.52% | $24.57M |
| Thompson siegel & walmsley | 3.04M | 1.36% | $77.44M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 4.28M | 0.01% | 4.28M |
| Price t rowe associates inc /md/ | 5.49M | 0.02% | 3.95M |
| Aqr capital management | 10.92M | 0.13% | 3.17M |
| Arrowstreet capital, limited partnership | 3.24M | 0.04% | 2.32M |
| Dnb asset management as | 2.25M | 0.20% | 2.25M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 29.08M | 0.04% | -10.98M |
| Capital world investors | - | - | -3.46M |
| D. e. shaw | 189.73K | 0.00% | -2.82M |
| Australiansuper pty | - | - | -2.43M |
| Squarepoint ops | 1.43M | 0.04% | -2.21M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 4.28M | 0.01% | 4.28M | $103.13M |
| Dnb asset management as | 2.25M | 0.20% | 2.25M | $57.48M |
| Marshall wace, llp | 2.09M | 0.05% | 2.09M | $53.20M |
| Vanguard fiduciary trust | 1.79M | 0.01% | 1.79M | $45.57M |
| Pine valley investments ltd liability | 1.19M | 1.33% | 1.19M | $28.61M |
Sold Out
| Holder | Change |
|---|---|
| Camelot portfolios | -1.00 |
| West branch capital | -1.00 |
| Inlight wealth management | -2.00 |
| American capital advisory | -4.00 |
| Abound wealth management | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 473 | -33.19% | 141,257,528 | -51.35% | 44 | 0.53% | 275 | -15.64% | 112 | -55.73% |
| Dec 31, 2025 | 532 | -31.09% | 191,944,817 | -34.89% | 60 | 0.71% | 242 | -35.81% | 197 | -13.60% |
| Sep 30, 2025 | 728 | -3.32% | 293,409,597 | 0.43% | 92 | 1.09% | 353 | -16.55% | 213 | 5.45% |
| Jun 30, 2025 | 748 | 11.81% | 291,994,987 | 8.39% | 91 | 1.27% | 419 | 21.45% | 202 | -4.72% |
| Mar 31, 2025 | 662 | -1.05% | 269,284,739 | -1.33% | 84 | 1.16% | 342 | 18.75% | 209 | -16.40% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 10.13M | 3.19% | 24.80K |
| Vanguard US Total Market Shares ETF | 10.03M | 3.16% | -189.02K |
| Vanguard Institutional 500 Index Trust | 9.03M | 2.85% | 56.95K |
| Vanguard 500 Index Investor | 8.23M | 2.59% | 147.88K |
| Vanguard Small Cap Index | 7.31M | 2.30% | -16.17K |
| Capital Group Wash Mutual Invtrs Comp | 5.99M | 1.88% | - |
| American Funds Washington Mutual A | 5.99M | 1.88% | - |
| Invesco S&P 500® Equal Weight ETF | 5.79M | 1.82% | -1.74K |
| T. Rowe Price U.S. Value Equity Tr-Z | 5.49M | 1.73% | 280.42K |
| T. Rowe Price U.S. Value Equity Tr-D | 5.49M | 1.73% | 280.42K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 11, 2025 | Kuzenko Jody Lynne | - | Buy | $17.49K |
| May 29, 2025 | Precourt Walter F. III | SVP - Chief Admin Officer | Sell | $643.14K |
| May 08, 2025 | Bodine Bruce M. | President and CEO | Sell | $5.70M |
| Aug 13, 2024 | Precourt Walter F. III | SVP - Chief Admin Officer | Sell | $36.38K |
| Aug 13, 2024 | Precourt Walter F. III | SVP - Chief Admin Officer | Sell | $176.43K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | - |
| 2025 Q4 | 1 | - |
| 2025 Q2 | - | 2 |
| 2025 Q1 | - | - |
| 2024 Q3 | - | 16 |
MOS Ownership FAQ
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