The Mosaic Company
706 hedge funds and large institutions have $10.7B invested in The Mosaic Company in 2025 Q2 according to their latest regulatory filings, with 155 funds opening new positions, 269 increasing their positions, 202 reducing their positions, and 67 closing their positions.
131% more first-time investments, than exits
New positions opened: 155 | Existing positions closed: 67
44% more capital invested
Capital invested by funds: $7.46B → $10.7B (+$3.25B)
40% more funds holding in top 10
Funds holding in top 10: 5 → 7 (+2)
33% more repeat investments, than reductions
Existing positions increased: 269 | Existing positions reduced: 202
12% more funds holding
Funds holding: 628 → 706 (+78)
5.42% more ownership
Funds ownership: 87.19% → 92.61% (+5.4%)
16% less call options, than puts
Call options by funds: $317M | Put options by funds: $379M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$526M |
| 2 |
D.E. Shaw & Co
New York
|
+$85.4M |
| 3 |
Truist Financial
Charlotte,
North Carolina
|
+$64.3M |
| 4 |
MIM
Merewether Investment Management
Dallas,
Texas
|
+$63.6M |
| 5 |
Caisse de Depot et Placement du Quebec (CDPQ)
Montreal,
Quebec, Canada
|
+$61.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$474M |
| 2 |
Invesco
Atlanta,
Georgia
|
-$115M |
| 3 |
Point72 Asset Management
Stamford,
Connecticut
|
-$37.9M |
| 4 |
RL
Ruffer LLP
London,
United Kingdom
|
-$37.3M |
| 5 |
TSW
Thompson Siegel & Walmsley
Richmond,
Virginia
|
-$34.5M |
MOS Hedge Fund Activity: Q2 2025 in Review
706 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in The Mosaic Company (MOS) for Q2 2025, worth a combined $10.7B — up 44% from $7.46B a quarter earlier.
Buyers outnumbered sellers: 155 funds opened new MOS positions and 67 closed out — a net gain of 88 holders — while 269 added to existing stakes and 202 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $526M. The largest seller was T. Rowe Price Associates, cutting an estimated $474M.
- 706 institutional investors held The Mosaic Company (MOS) as of Q2 2025, up from 628 in Q1 2025.
- Funds reported $10.7B of The Mosaic Company stock for Q2 2025, up 44% quarter-over-quarter.
- 155 funds opened new The Mosaic Company positions in Q2 2025 and 67 closed out, a net change of +88 holders.
- The largest The Mosaic Company buyer in Q2 2025 was Fidelity Investments, an estimated $526M added.
- The largest The Mosaic Company seller in Q2 2025 was T. Rowe Price Associates, an estimated $474M sold.
Based on aggregated 13F filings for Q2 2025.