MP Materials
751 hedge funds and large institutions have $8.21B invested in MP Materials in 2026 Q2 according to their latest regulatory filings, with 130 funds opening new positions, 282 increasing their positions, 205 reducing their positions, and 79 closing their positions.
247% more call options, than puts
Call options by funds: $3.26B | Put options by funds: $938M
65% more first-time investments, than exits
New positions opened: 130 | Existing positions closed: 79
38% more repeat investments, than reductions
Existing positions increased: 282 | Existing positions reduced: 205
29% more capital invested
Capital invested by funds: $6.39B → $8.21B (+$1.82B)
7.89% more ownership
Funds ownership: 74.56% → 82.45% (+7.9%)
5% more funds holding
Funds holding: 715 → 751 (+36)
0% more funds holding in top 10
Funds holding in top 10: 5 → 5 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
D.E. Shaw & Co
New York
|
+$163M |
| 2 |
CAU
Caxton Associates (UK)
London,
|
+$121M |
| 3 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$114M |
| 4 |
Marshall Wace
London,
United Kingdom
|
+$97.7M |
| 5 |
Bank of America
Charlotte,
North Carolina
|
+$85.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Two Sigma Investments
New York
|
-$77.8M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$52M |
| 3 |
Morgan Stanley
New York
|
-$47.4M |
| 4 |
GIM
Goodlander Investment Management
Dallas,
Texas
|
-$32.3M |
| 5 |
FAM
Fred Alger Management
New York
|
-$24M |
MP Hedge Fund Activity: Q2 2026 in Review
751 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in MP Materials (MP) for Q2 2026, worth a combined $8.21B — up 29% from $6.39B a quarter earlier.
Buyers outnumbered sellers: 130 funds opened new MP positions and 79 closed out — a net gain of 51 holders — while 282 added to existing stakes and 205 trimmed.
The largest buyer was D.E. Shaw & Co, adding an estimated $163M. The largest seller was Two Sigma Investments, cutting an estimated $77.8M.
- 751 institutional investors held MP Materials (MP) as of Q2 2026, up from 715 in Q1 2026.
- Funds reported $8.21B of MP Materials stock for Q2 2026, up 29% quarter-over-quarter.
- 130 funds opened new MP Materials positions in Q2 2026 and 79 closed out, a net change of +51 holders.
- The largest MP Materials buyer in Q2 2026 was D.E. Shaw & Co, an estimated $163M added.
- The largest MP Materials seller in Q2 2026 was Two Sigma Investments, an estimated $77.8M sold.
Based on aggregated 13F filings for Q2 2026.