Mine Safety
405 hedge funds and large institutions have $5.98B invested in Mine Safety in 2025 Q3 according to their latest regulatory filings, with 47 funds opening new positions, 128 increasing their positions, 155 reducing their positions, and 27 closing their positions.
74% more first-time investments, than exits
New positions opened: 47 | Existing positions closed: 27
4% more funds holding
Funds holding: 390 → 405 (+15)
0% less capital invested
Capital invested by funds: $6B → $5.98B (-$18.7M)
2.37% less ownership
Funds ownership: 91.81% → 89.45% (-2.4%)
14% less funds holding in top 10
Funds holding in top 10: 7 → 6 (-1)
17% less repeat investments, than reductions
Existing positions increased: 128 | Existing positions reduced: 155
58% less call options, than puts
Call options by funds: $1.01M | Put options by funds: $2.41M
Top Buyers
| 1 |
RCG
Ruane, Cunniff & Goldfarb
New York
|
+$131M |
| 2 |
Victory Capital Management
San Antonio,
Texas
|
+$57.3M |
| 3 |
Jane Street
New York
|
+$48.1M |
| 4 |
Franklin Resources
San Mateo,
California
|
+$23.4M |
| 5 |
AllianceBernstein
Nashville,
Tennessee
|
+$23.2M |
Top Sellers
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$130M |
| 2 |
UBS AM
Chicago,
Illinois
|
-$58.3M |
| 3 |
JP Morgan Chase
New York
|
-$51.1M |
| 4 |
APG Asset Management
Amsterdam,
Netherlands
|
-$39M |
| 5 |
CIP
Champlain Investment Partners
Burlington,
Vermont
|
-$33.8M |
MSA Hedge Fund Activity: Q3 2025 in Review
405 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Mine Safety (MSA) for Q3 2025, worth a combined $5.98B — down 0.31% from $6B a quarter earlier.
Buyers outnumbered sellers: 47 funds opened new MSA positions and 27 closed out — a net gain of 20 holders — while 128 added to existing stakes and 155 trimmed.
The largest buyer was Ruane, Cunniff & Goldfarb, adding an estimated $131M. The largest seller was T. Rowe Price Associates, cutting an estimated $130M.
- 405 institutional investors held Mine Safety (MSA) as of Q3 2025, up from 390 in Q2 2025.
- Funds reported $5.98B of Mine Safety stock for Q3 2025, down 0.31% quarter-over-quarter.
- 47 funds opened new Mine Safety positions in Q3 2025 and 27 closed out, a net change of +20 holders.
- The largest Mine Safety buyer in Q3 2025 was Ruane, Cunniff & Goldfarb, an estimated $131M added.
- The largest Mine Safety seller in Q3 2025 was T. Rowe Price Associates, an estimated $130M sold.
Based on aggregated 13F filings for Q3 2025.