Hudson Bay Capital Management’s Atmus Filtration Technologies ATMU Stock Holding History

Hudson Bay 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
2024 Q4	–	Sell	-88,429	Closed	-$3.32M	–	921
2024 Q3	$3.32M	Sell	88,429 -21,000	-19%	-$685K	0.01%	496
2024 Q2	$3.15M	Sell	109,429 -80,933	-43%	-$2.45M	0.01%	466
2024 Q1	$6.14M	Buy	+190,362	New	+$4.55M	0.03%	257
2023 Q4	–	Sell	-51,701	Closed	-$1.08M	–	723
2023 Q3	$1.08M	Sell	51,701 -13,589	-21%	-$311K	0.01%	551
2023 Q2	$1.43M	Buy	+65,290	New	+$1.37M	0.01%	545

Other funds holding ATMU

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

Eminence Capital New York $4.36B AUM 3.1% 1-Year Est. Return

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

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

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

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

PCM

Parsifal Capital Management Greenwich, Connecticut $826M AUM 47.87% 1-Year Est. Return

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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Hudson Bay Capital Management's ATMU Position: Q4 2024 in Review

Hudson Bay Capital Management sold out of Atmus Filtration Technologies (ATMU) in Q4 2024, closing a stake of 88,429 shares — an estimated $3.32M sold.

Hudson Bay Capital Management first reported a position in ATMU in Q2 2023 and held it in 5 quarters. The position peaked at $6.14M in Q1 2024. 287 funds tracked by Wall St. Rank hold ATMU as of Q4 2024.

Hudson Bay Capital Management reported no remaining Atmus Filtration Technologies position as of Q4 2024 after selling out during the quarter.
Hudson Bay Capital Management sold 88,429 Atmus Filtration Technologies shares in Q4 2024, an estimated $3.32M.
Hudson Bay Capital Management first reported a position in Atmus Filtration Technologies in Q2 2023 and held it in 5 quarters.
Hudson Bay Capital Management's Atmus Filtration Technologies position peaked at $6.14M in Q1 2024.
287 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q4 2024.

Based on Hudson Bay Capital Management's 13F filing for Q4 2024, filed 14 Feb 2025.