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Engineers Gate Manager’s Amprius Technologies AMPX Stock Holding History

Engineers Gate Manager’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
2026
Q2 		$220K Sell
15,857
-54,795
-78% -$982K ﹤0.01% 1921
2026
Q1 		$1.19M Sell
70,652
-289,749
-80% -$3.78M 0.01% 967
2025
Q4 		$2.84M Buy
360,401
+171,577
+91% +$1.96M 0.03% 543
2025
Q3 		$1.99M Buy
+188,824
New +$1.49M 0.02% 774

Other funds holding AMPX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
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
JAM
Jupiter Asset Management London, United Kingdom $20.2B AUM 29.18% 1-Year Est. Return

Engineers Gate Manager's AMPX Position: Q2 2026 in Review

Engineers Gate Manager reduced its Amprius Technologies (AMPX) stake by 78% in Q2 2026, selling an estimated $982K and leaving 15,857 shares worth $220K. The position accounts for ﹤0.01% of the portfolio, ranked #1921.

Engineers Gate Manager first reported a position in AMPX in Q3 2025 and has held it in 4 quarters since. The position peaked at $2.84M in Q4 2025. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Engineers Gate Manager held 15,857 shares of Amprius Technologies worth $220K as of Q2 2026.
  • Engineers Gate Manager sold 54,795 Amprius Technologies shares in Q2 2026, an estimated $982K.
  • Amprius Technologies made up ﹤0.01% of Engineers Gate Manager's portfolio in Q2 2026, its #1921 holding.
  • Engineers Gate Manager first reported a position in Amprius Technologies in Q3 2025 and has held it in 4 quarters since.
  • Engineers Gate Manager's Amprius Technologies position peaked at $2.84M in Q4 2025.
  • 262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Engineers Gate Manager's 13F filing for Q2 2026, filed 14 Aug 2026.