Weiss Asset Management LP
Position in ATMU — Atmus Filtration Technologies Inc.
CIK 1357550
BOSTON, MA
Position in ATMU
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$709,965
-$4,900,924 QoQ
Shares Held
12,506
-91.3% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2023
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ATMU Over Time
Shares Held
Position Value (USD)
Position in Auto Parts
Consumer Cyclical · as of Mar 31, 2026Weiss Asset Management LP holds $14,048,119 across 8 Auto Parts names. ATMU ranks #6 (5.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PHIN |
Phinia Inc.
|
72,300 | $4,948,212 | |
| 2 | GPC |
Genuine Parts Co
|
30,800 | $3,257,100 | |
| 3 | HSAI |
Hesai Group
|
86,700 | $1,657,704 | |
| 4 | APTV |
Aptiv PLC
|
22,300 | $1,548,512 | |
| 5 | GTX |
Garrett Motion Inc.
|
79,400 | $1,442,698 | |
| 6 | ATMU |
Atmus Filtration Technologies Inc.
This page
|
12,506 | $709,965 | |
| 7 | LKQ |
Lkq Corp
|
9,502 | $279,073 | |
| 8 | ALSN |
Allison Transmission Holdings Inc
|
1,750 | $204,855 |
All Filings in ATMU
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $709,965 | 12,506 | Shares | Defined | 2026-05-15 | |
| 2024-12-31 | $5,610,889 | 143,208 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $10,143,270 | 270,271 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $23,235,475 | 807,348 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $44,694,726 | 1,385,883 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $45,363,465 | 1,931,182 | Shares | Defined | 2024-02-12 | |
| 2023-09-30 | $38,128,457 | 1,828,703 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $2,538,422 | 115,593 | Shares | Defined | 2023-08-11 | |
| No filing history on record for this holder in this stock. | ||||||