EGM
AMPX icon

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
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 $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Engineers Gate Manager's AMPX Position: Q1 2026 in Review

Engineers Gate Manager reduced its Amprius Technologies (AMPX) stake by 80% in Q1 2026, selling an estimated $3.78M and leaving 70,652 shares worth $1.19M. The position accounts for 0.01% of the portfolio, ranked #967.

Engineers Gate Manager first reported a position in AMPX in Q3 2025 and has held it in 3 quarters since. The position peaked at $2.84M in Q4 2025. 245 funds tracked by Wall St. Rank hold AMPX as of Q1 2026.

  • Engineers Gate Manager held 70,652 shares of Amprius Technologies worth $1.19M as of Q1 2026.
  • Engineers Gate Manager sold 289,749 Amprius Technologies shares in Q1 2026, an estimated $3.78M.
  • Amprius Technologies made up 0.01% of Engineers Gate Manager's portfolio in Q1 2026, its #967 holding.
  • Engineers Gate Manager first reported a position in Amprius Technologies in Q3 2025 and has held it in 3 quarters since.
  • Engineers Gate Manager's Amprius Technologies position peaked at $2.84M in Q4 2025.
  • 245 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2026.

Based on Engineers Gate Manager's 13F filing for Q1 2026, filed 15 May 2026.