Teacher Retirement System of Texas
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Teacher Retirement System of Texas’s Amprius Technologies AMPX Stock Holding History

Teacher Retirement System of Texas’s Portfolio AMPX Stock Details AMPX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-11,563
Closed -$122K – 1645
2025
Q3 		$122K Buy
+11,563
New +$91K ﹤0.01% 1965

Other funds holding AMPX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Teacher Retirement System of Texas's AMPX Position: Q4 2025 in Review

Teacher Retirement System of Texas sold out of Amprius Technologies (AMPX) in Q4 2025, closing a stake of 11,563 shares — an estimated $122K sold.

Teacher Retirement System of Texas first reported a position in AMPX in Q3 2025 and held it in 1 quarter. The position peaked at $122K in Q3 2025. 205 funds tracked by Wall St. Rank hold AMPX as of Q4 2025.

  • Teacher Retirement System of Texas reported no remaining Amprius Technologies position as of Q4 2025 after selling out during the quarter.
  • Teacher Retirement System of Texas sold 11,563 Amprius Technologies shares in Q4 2025, an estimated $122K.
  • Teacher Retirement System of Texas first reported a position in Amprius Technologies in Q3 2025 and held it in 1 quarter.
  • Teacher Retirement System of Texas's Amprius Technologies position peaked at $122K in Q3 2025.
  • 205 funds tracked by Wall St. Rank held Amprius Technologies as of Q4 2025.

Based on Teacher Retirement System of Texas's 13F filing for Q4 2025, filed 28 Jan 2026.