Atmus Filtration Technologies
ATMU
ATMU
349 hedge funds and large institutions have $4.75B invested in Atmus Filtration Technologies in 2026 Q1 according to their latest regulatory filings, with 73 funds opening new positions, 125 increasing their positions, 103 reducing their positions, and 28 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more funds holding
Funds holding: →
10% more capital invested
Capital invested by funds: $4.34B → $4.75B (+$412M)
0.11% more ownership
Funds ownership: 102.49% → 102.6% (+0.11%)
29% less funds holding in top 10
Funds holding in top 10: 7 → 5 (-2)
Holders
349
Holding in Top 10
5
Calls
$1.8M
Puts
$341K
Top Buyers
| 1 | +$69.1M | |
| 2 | +$39M | |
| 3 | +$36.4M | |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$30.6M |
| 5 |
Jane Street
New York
|
+$24.6M |
Top Sellers
| 1 | -$150M | |
| 2 | -$28.6M | |
| 3 | -$26.7M | |
| 4 |
PCM
Parsifal Capital Management
Greenwich,
Connecticut
|
-$26.3M |
| 5 |
Morgan Stanley
New York
|
-$22.8M |