Teachers Retirement System of the State of Kentucky’s Atmus Filtration Technologies ATMU Stock Holding History

Teachers Retirement System of the State of Kentucky’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 Q2	$2.89M	Buy	56,771 +20,000	+54%	+$1.09M	0.02%	627
2026 Q1	$2.09M	Sell	36,771 -2,015	-5%	-$119K	0.02%	705
2025 Q4	$2.01M	Hold	38,786	–	–	0.02%	726
2025 Q3	$1.75M	Hold	38,786	–	–	0.01%	805
2025 Q2	$1.41M	Buy	38,786 +14,938	+63%	+$533K	0.01%	895
2025 Q1	$876K	Buy	+23,848	New	+$941K	0.01%	1133

Other funds holding ATMU

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

CCM

Channing Capital Management Chicago, Illinois $4.34B AUM 37.08% 1-Year Est. Return

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

Teachers Retirement System of the State of Kentucky's ATMU Position: Q2 2026 in Review

Teachers Retirement System of the State of Kentucky increased its Atmus Filtration Technologies (ATMU) stake by 54% in Q2 2026, buying an estimated $1.09M and bringing the position to 56,771 shares worth $2.89M. The position accounts for 0.02% of the portfolio, ranked #627.

Teachers Retirement System of the State of Kentucky first reported a position in ATMU in Q1 2025 and has held it in 6 quarters since. 204 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

Teachers Retirement System of the State of Kentucky held 56,771 shares of Atmus Filtration Technologies worth $2.89M as of Q2 2026.
Teachers Retirement System of the State of Kentucky bought 20,000 Atmus Filtration Technologies shares in Q2 2026, an estimated $1.09M.
Atmus Filtration Technologies made up 0.02% of Teachers Retirement System of the State of Kentucky's portfolio in Q2 2026, its #627 holding.
Teachers Retirement System of the State of Kentucky first reported a position in Atmus Filtration Technologies in Q1 2025 and has held it in 6 quarters since.
204 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Teachers Retirement System of the State of Kentucky's 13F filing for Q2 2026, filed 12 Aug 2026.