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Steve Schonfeld’s Amprius Technologies AMPX Stock Holding History

Steve Schonfeld’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 		– Sell
-135,774
Closed -$2.29M – 2582
2026
Q1 		$2.29M Buy
+135,774
New +$1.77M 0.02% 765
2025
Q4 		– Sell
-65,386
Closed -$688K – 2026
2025
Q3 		$688K Buy
+65,386
New +$514K ﹤0.01% 1545

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

Steve Schonfeld's AMPX Position: Q2 2026 in Review

Steve Schonfeld sold out of Amprius Technologies (AMPX) in Q2 2026, closing a stake of 135,774 shares — an estimated $2.29M sold.

Steve Schonfeld first reported a position in AMPX in Q3 2025 and held it in 2 quarters. The position peaked at $2.29M in Q1 2026. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Steve Schonfeld reported no remaining Amprius Technologies position as of Q2 2026 after selling out during the quarter.
  • Steve Schonfeld sold 135,774 Amprius Technologies shares in Q2 2026, an estimated $2.29M.
  • Steve Schonfeld first reported a position in Amprius Technologies in Q3 2025 and held it in 2 quarters.
  • Steve Schonfeld's Amprius Technologies position peaked at $2.29M in Q1 2026.
  • 261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Schonfeld Strategic Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.