PEAK6’s Amprius Technologies AMPX Stock Holding History

PEAK6’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	$8.33M	Sell	600,900 -474,800	-44%	-$8.51M	0.02%	648
2026 Q1	$18.1M	Buy	1,075,700 +866,900	+415%	+$11.3M	0.04%	381
2025 Q4	$1.65M	Buy	208,800 +133,800	+178%	+$1.53M	﹤0.01%	1542
2025 Q3	$789K	Buy	+75,000	New	+$590K	﹤0.01%	1953

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

PEAK6's AMPX Position: Q2 2026 in Review

PEAK6 opened a new position in Amprius Technologies (AMPX) in Q2 2026: 66,766 shares worth $925K. The stake represents ﹤0.01% of the portfolio and ranks #1726 among its holdings.

262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

PEAK6 held 66,766 shares of Amprius Technologies worth $925K as of Q2 2026.
Amprius Technologies was a new PEAK6 position in Q2 2026.
Amprius Technologies made up ﹤0.01% of PEAK6's portfolio in Q2 2026, its #1726 holding.
262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.