Minerals Technologies
272 hedge funds and large institutions have $1.9B invested in Minerals Technologies in 2025 Q3 according to their latest regulatory filings, with 47 funds opening new positions, 93 increasing their positions, 94 reducing their positions, and 21 closing their positions.
124% more first-time investments, than exits
New positions opened: 47 | Existing positions closed: 21
10% more capital invested
Capital invested by funds: $1.72B → $1.9B (+$178M)
8% more funds holding
Funds holding: 251 → 272 (+21)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
1% less repeat investments, than reductions
Existing positions increased: 93 | Existing positions reduced: 94
1.02% less ownership
Funds ownership: 98.59% → 97.58% (-1%)
74% less call options, than puts
Call options by funds: $12.8M | Put options by funds: $49.7M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$24.8M |
| 2 |
BIP
Brandes Investment Partners
La Jolla,
California
|
+$7.86M |
| 3 |
Goldman Sachs
New York
|
+$6.16M |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
+$6.14M |
| 5 |
TI
Trexquant Investment
Stamford,
Connecticut
|
+$5.12M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BTW
Boston Trust Walden
Boston,
Massachusetts
|
-$36.3M |
| 2 |
SCM
SG Capital Management
Chicago,
Illinois
|
-$22.6M |
| 3 |
BlackRock
New York
|
-$8.85M |
| 4 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$7.66M |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$5.35M |
MTX Hedge Fund Activity: Q3 2025 in Review
272 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Minerals Technologies (MTX) for Q3 2025, worth a combined $1.9B — up 10% from $1.72B a quarter earlier.
Buyers outnumbered sellers: 47 funds opened new MTX positions and 21 closed out — a net gain of 26 holders — while 93 added to existing stakes and 94 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $24.8M. The largest seller was Boston Trust Walden, exiting entirely with an estimated $36.3M sold.
- 272 institutional investors held Minerals Technologies (MTX) as of Q3 2025, up from 251 in Q2 2025.
- Funds reported $1.9B of Minerals Technologies stock for Q3 2025, up 10% quarter-over-quarter.
- 47 funds opened new Minerals Technologies positions in Q3 2025 and 21 closed out, a net change of +26 holders.
- The largest Minerals Technologies buyer in Q3 2025 was Fidelity Investments, an estimated $24.8M added.
- The largest Minerals Technologies seller in Q3 2025 was Boston Trust Walden, an estimated $36.3M sold.
Based on aggregated 13F filings for Q3 2025.