Sandler Capital Management’s Atmus Filtration Technologies ATMU Stock Holding History

Sandler Capital Management’s Portfolio ATMU Stock Details ATMU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-29,327	Closed	-$1.52M	–	124
2025 Q4	$1.52M	Sell	29,327 -1,808	-6%	-$87.5K	0.5%	76
2025 Q3	$1.4M	Buy	+31,135	New	+$1.31M	0.41%	89
2025 Q2	–	Sell	-39,355	Closed	-$1.45M	–	149
2025 Q1	$1.45M	Sell	39,355 -54,930	-58%	-$2.17M	0.36%	91
2024 Q4	$3.69M	Buy	94,285 +23,470	+33%	+$952K	0.38%	98
2024 Q3	$2.66M	Buy	+70,815	New	+$2.31M	0.35%	98

Other funds holding ATMU

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Sandler Capital Management's ATMU Position: Q1 2026 in Review

Sandler Capital Management sold out of Atmus Filtration Technologies (ATMU) in Q1 2026, closing a stake of 29,327 shares — an estimated $1.52M sold.

Sandler Capital Management first reported a position in ATMU in Q3 2024 and held it in 5 quarters. The position peaked at $3.69M in Q4 2024. 351 funds tracked by Wall St. Rank hold ATMU as of Q1 2026.

Sandler Capital Management reported no remaining Atmus Filtration Technologies position as of Q1 2026 after selling out during the quarter.
Sandler Capital Management sold 29,327 Atmus Filtration Technologies shares in Q1 2026, an estimated $1.52M.
Sandler Capital Management first reported a position in Atmus Filtration Technologies in Q3 2024 and held it in 5 quarters.
Sandler Capital Management's Atmus Filtration Technologies position peaked at $3.69M in Q4 2024.
351 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q1 2026.

Based on Sandler Capital Management's 13F filing for Q1 2026, filed 15 May 2026.