Clear Street’s Amprius Technologies AMPX Stock Holding History

Clear Street’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	$1.7M	Buy	+122,474	New	+$2.19M	﹤0.01%	308
2025 Q3	–	Sell	-10,000	Closed	-$42.1K	–	850
2025 Q2	$42.1K	Hold	10,000	–	–	﹤0.01%	370
2025 Q1	$26.8K	Sell	10,000 -4,942	-33%	-$14.6K	﹤0.01%	264
2024 Q4	$41.8K	Hold	14,942	–	–	﹤0.01%	196
2024 Q3	$16.6K	Buy	14,942 +10,650	+248%	+$11.7K	﹤0.01%	328
2024 Q2	$5.45K	Buy	+4,292	New	+$7K	﹤0.01%	484

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 $3.38T AUM 44.17% 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

Clear Street's AMPX Position: Q2 2026 in Review

Clear Street opened a new position in Amprius Technologies (AMPX) in Q2 2026: 122,474 shares worth $1.7M. The stake represents ﹤0.01% of the portfolio and ranks #308 among its holdings. This is a return to the name: Clear Street previously reported a position in AMPX as recently as Q2 2025.

Clear Street first reported a position in AMPX in Q2 2024 and has held it in 6 quarters since. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

Clear Street held 122,474 shares of Amprius Technologies worth $1.7M as of Q2 2026.
Amprius Technologies was a new Clear Street position in Q2 2026.
Amprius Technologies made up ﹤0.01% of Clear Street's portfolio in Q2 2026, its #308 holding.
Clear Street first reported a position in Amprius Technologies in Q2 2024 and has held it in 6 quarters since.
261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Clear Street's 13F filing for Q2 2026, filed 12 Aug 2026.