Parallax Volatility Advisers
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Parallax Volatility Advisers’s Amprius Technologies AMPX Stock Holding History

Parallax Volatility Advisers’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
2023
Q2 		– Sell
-20,000
Closed -$174K – 2356
2023
Q1 		$174K Buy
+20,000
New +$126K ﹤0.01% 2021

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

Parallax Volatility Advisers's AMPX Position: Q1 2026 in Review

Parallax Volatility Advisers opened a new position in Amprius Technologies (AMPX) in Q1 2026: 40,777 shares worth $874K. The stake represents ﹤0.01% of the portfolio and ranks #950 among its holdings.

245 funds tracked by Wall St. Rank hold AMPX as of Q1 2026.

  • Parallax Volatility Advisers held 40,777 shares of Amprius Technologies worth $874K as of Q1 2026.
  • Amprius Technologies was a new Parallax Volatility Advisers position in Q1 2026.
  • Amprius Technologies made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #950 holding.
  • 245 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.