Atmus Filtration Technologies Inc.
Total Trades
6
Buys
4
Sells
2
Largest Trade
N/A
Insiders
4
Institutional Funds
248
Inst. Value
$1M+
Activist Filings
12
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Donoso Diego | Director | SELL | $1K–$15K | 60 | $41.47 | Nov 19, 2025 |
| Donoso Diego | Director | BUY | $1K–$15K | 40 | $45.30 | Nov 19, 2025 |
| HAGGERTY GRETCHEN R | Director | BUY | $100K–$500K | 6K | $34.20 | Aug 27, 2024 |
| Macadam Stephen E. | Director | BUY | $100K–$500K | 5K | $19.49 | Nov 9, 2023 |
| CUMMINS INC | 10% Owner | SELL | N/A | 16.2M | — | May 31, 2023 |
| Macadam Stephen E. | Director | BUY | $100K–$500K | 5K | $21.75 | May 26, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 248 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VANGUARD GROUP INC | 7.2M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 2.1M | $1M+ | SH |
| STATE STREET CORP | 1.9M | $1M+ | SH |
| Channing Capital Management, LLC | 1.6M | $1M+ | SH |
| WESTWOOD HOLDINGS GROUP INC | 1.4M | $1M+ | SH |
| Parsifal Capital Management, LP | 1.2M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.2M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 936K | $1M+ | SH |
| Port Capital LLC | 877K | $1M+ | SH |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 770K | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 710K | $1M+ | SH |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 682K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 668K | $1M+ | SH |
| Assenagon Asset Management S.A. | 635K | $1M+ | SH |
| TEACHER RETIREMENT SYSTEM OF TEXAS | 591K | $1M+ | SH |
| Boston Trust Walden Corp | 534K | $1M+ | SH |
| Medina Value Partners, LLC | 512K | $1M+ | SH |
| GW&K Investment Management, LLC | 483K | $1M+ | SH |
| NEW YORK STATE COMMON RETIREMENT FUND | 409K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 17, 2026
4.7%
3.8M shares
SC 13G · Feb 5, 2026
5.4%
4.4M shares
SC 13G/A · May 15, 2025
6.9%
5.8M shares
T. Rowe Price Associates, Inc.
SC 13G/A · May 14, 2025
2.5%
2.1M shares
SC 13G · Feb 14, 2025
5.5%
4.6M shares
T. Rowe Price Associates, Inc.
SC 13G · Feb 14, 2025
5.1%
4.3M shares
SC 13G/A · Feb 12, 2025
3.9%
3.3M shares
SC 13G · Nov 12, 2024
6.4%
5.3M shares
SC 13G · Oct 25, 2024
7.2%
6.0M shares
The Vanguard Group - 23-1945930
SC 13G · Jun 10, 2024
10.1%
8.4M shares
SC 13G/A · Mar 20, 2024
0.0%
0 shares
SC 13G · Feb 14, 2024
80.5%
67.1M shares