Marex Group’s Amprius Technologies AMPX Stock Holding History

Marex Group’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	$1.76M	Buy	126,930 +87,222	+220%	+$1.56M	0.01%	394
2026 Q1	$669K	Buy	+39,708	New	+$518K	﹤0.01%	542

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

Marex Group's AMPX Position: Q2 2026 in Review

Marex Group increased its Amprius Technologies (AMPX) stake by 220% in Q2 2026, buying an estimated $1.56M and bringing the position to 126,930 shares worth $1.76M. The position accounts for 0.01% of the portfolio, ranked #394.

Marex Group first reported a position in AMPX in Q1 2026 and has held it in 2 quarters since. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

Marex Group held 126,930 shares of Amprius Technologies worth $1.76M as of Q2 2026.
Marex Group bought 87,222 Amprius Technologies shares in Q2 2026, an estimated $1.56M.
Amprius Technologies made up 0.01% of Marex Group's portfolio in Q2 2026, its #394 holding.
Marex Group first reported a position in Amprius Technologies in Q1 2026 and has held it in 2 quarters since.
262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Marex Group's 13F filing for Q2 2026, filed 14 Aug 2026.