TwinBeech Capital’s Amprius Technologies AMPX Stock Holding History

TwinBeech Capital’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	-76,000	Closed	-$1.28M	–	370
2026 Q1	$1.28M	Buy	+76,000	New	+$991K	0.13%	212

Other funds holding AMPX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

TwinBeech Capital's AMPX Position: Q2 2026 in Review

TwinBeech Capital sold out of Amprius Technologies (AMPX) in Q2 2026, closing a stake of 76,000 shares — an estimated $1.28M sold.

TwinBeech Capital first reported a position in AMPX in Q1 2026 and held it in 1 quarter. The position peaked at $1.28M in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

TwinBeech Capital reported no remaining Amprius Technologies position as of Q2 2026 after selling out during the quarter.
TwinBeech Capital sold 76,000 Amprius Technologies shares in Q2 2026, an estimated $1.28M.
TwinBeech Capital first reported a position in Amprius Technologies in Q1 2026 and held it in 1 quarter.
TwinBeech Capital's Amprius Technologies position peaked at $1.28M in Q1 2026.
262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on TwinBeech Capital's 13F filing for Q2 2026, filed 14 Aug 2026.