Mosaic Ownership | Who Owns Mosaic?
Mosaic Ownership Summary
Mosaic is owned by 96.76% institutional investors, 0.34% insiders, and 2.90% retail investors. Vanguard group is the largest institutional shareholder, holding 12.33% of MOS shares. Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund, with 3.18% of its assets in Mosaic shares.
MOS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Mosaic | 96.76% | 0.34% | 2.90% |
| Sector | Basic Materials Stocks | 58.82% | 12.62% | 28.56% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 39.12M | 12.33% | $942.48M |
| Blackrock | 28.28M | 8.78% | $817.40M |
| Blackrock funding, inc. /de | 24.75M | 7.80% | $524.48M |
| Vanguard capital management | 20.74M | 6.53% | $439.58M |
| Aqr capital management | 18.29M | 5.76% | $387.62M |
| State street | 15.04M | 4.74% | $318.68M |
| Invesco | 14.90M | 4.69% | $315.82M |
| Dimensional fund advisors lp | 14.41M | 4.54% | $305.40M |
| Fmr | 13.20M | 4.16% | $279.70M |
| Geode capital management | 8.92M | 2.81% | $188.67M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Gate city capital management | 1.30M | 7.14% | $27.55M |
| Lloyd harbor capital management | 255.00K | 5.56% | $5.40M |
| Sailingstone capital partners | 1.19M | 4.71% | $25.16M |
| Terril brothers | 762.32K | 4.17% | $16.15M |
| Colrain capital | 576.18K | 4.13% | $12.21M |
| Donald smith | 7.72M | 2.90% | $163.66M |
| Aegis financial | 853.64K | 2.86% | $18.09M |
| Managed asset portfolios | 761.34K | 1.84% | $16.13M |
| Foundation resource management | 694.86K | 1.71% | $14.72M |
| Sage capital advisors | 357.34K | 1.57% | $7.57M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Aqr capital management | 18.29M | 0.14% | 7.37M |
| Millennium management | 6.59M | 0.05% | 6.36M |
| Norges bank | 4.59M | 0.01% | 4.59M |
| Sixth street partners management company | 4.16M | 0.01% | 4.16M |
| Invesco | 14.90M | 0.03% | 3.67M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 13.20M | 0.01% | -15.88M |
| Capital world investors | - | - | -3.46M |
| Arrowstreet capital, limited partnership | - | - | -3.24M |
| Goldman sachs group | 4.20M | 0.01% | -2.59M |
| Australiansuper pty | - | - | -2.43M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 4.59M | 0.01% | 4.59M | $97.22M |
| Sixth street partners management company | 4.16M | 0.01% | 4.16M | $88.18M |
| Capital investors | 2.78M | 0.01% | 2.78M | $58.99M |
| Maple rock capital partners | 2.68M | 1.11% | 2.68M | $56.79M |
| Sailingstone capital partners | 1.19M | 4.71% | 1.19M | $25.16M |
Sold Out
| Holder | Change |
|---|---|
| West branch capital | -1.00 |
| Quaker wealth management | -1.00 |
| Camelot portfolios | -1.00 |
| Soa wealth advisors, llc. | -2.00 |
| Inlight wealth management | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 716 | -4.79% | 307,205,967 | 8.69% | 96 | 1.22% | 381 | -12.61% | 209 | 12.37% |
| 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% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 10.12M | 3.18% | 30.43K |
| Vanguard Total Stock Mkt Idx Inv | 10.09M | 3.17% | -22.88K |
| Vanguard Morn Total Stk Mkt Idx Investor | 10.09M | 3.17% | -22.88K |
| Vanguard US Total Market Shares ETF | 10.03M | 3.16% | -189.02K |
| Invesco S&P 500® Equal Weight ETF | 9.40M | 2.96% | -16.02K |
| Vanguard Institutional 500 Index Trust | 9.03M | 2.85% | 56.95K |
| Vanguard 500 Index Investor | 8.34M | 2.63% | 87.89K |
| Donald Smith & Co. All Eq Accounts Comp | 7.66M | 2.41% | 3.08M |
| Vanguard Small Cap Index | 7.31M | 2.30% | 17.30K |
| Capital Group Wash Mutual Invtrs Comp | 5.99M | 1.88% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 19, 2026 | Precourt Walter F. III | SVP - Chief Admin Officer | Sell | $508.76K |
| 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 |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 1 |
| 2026 Q2 | - | - |
| 2026 Q1 | - | - |
| 2025 Q4 | 1 | - |
| 2025 Q2 | - | 2 |
MOS Ownership FAQ
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