Teacher Retirement System of Texas
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Teacher Retirement System of Texas’s Atmus Filtration Technologies ATMU Stock Holding History

Teacher Retirement System of Texas’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 		$27.2M Buy
533,685
+59,269
+12% +$3.22M 0.07% 236
2026
Q1 		$26.9M Sell
474,416
-116,302
-20% -$6.87M 0.11% 214
2025
Q4 		$30.7M Buy
590,718
+31,596
+6% +$1.53M 0.11% 171
2025
Q3 		$25.2M Buy
559,122
+182,568
+48% +$7.66M 0.1% 203
2025
Q2 		$13.7M Buy
376,554
+254,166
+208% +$9.07M 0.06% 305
2025
Q1 		$4.5M Buy
122,388
+4,129
+3% +$163K 0.02% 572
2024
Q4 		$4.63M Buy
118,259
+29,702
+34% +$1.21M 0.02% 531
2024
Q3 		$3.32M Buy
+88,557
New +$2.89M 0.02% 589

Other funds holding ATMU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Teacher Retirement System of Texas's ATMU Position: Q2 2026 in Review

Teacher Retirement System of Texas increased its Atmus Filtration Technologies (ATMU) stake by 12% in Q2 2026, buying an estimated $3.22M and bringing the position to 533,685 shares worth $27.2M. The position accounts for 0.07% of the portfolio, ranked #236.

Teacher Retirement System of Texas first reported a position in ATMU in Q3 2024 and has held it in 8 quarters since. The position peaked at $30.7M in Q4 2025. 334 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

  • Teacher Retirement System of Texas held 533,685 shares of Atmus Filtration Technologies worth $27.2M as of Q2 2026.
  • Teacher Retirement System of Texas bought 59,269 Atmus Filtration Technologies shares in Q2 2026, an estimated $3.22M.
  • Atmus Filtration Technologies made up 0.07% of Teacher Retirement System of Texas's portfolio in Q2 2026, its #236 holding.
  • Teacher Retirement System of Texas first reported a position in Atmus Filtration Technologies in Q3 2024 and has held it in 8 quarters since.
  • Teacher Retirement System of Texas's Atmus Filtration Technologies position peaked at $30.7M in Q4 2025.
  • 334 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Teacher Retirement System of Texas's 13F filing for Q2 2026, filed 14 Aug 2026.