State Street’s Amprius Technologies AMPX Stock Holding History

State 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	$44.9M	Buy	3,240,285 +527,655	+19%	+$9.45M	﹤0.01%	1909
2026 Q1	$45.7M	Buy	2,712,630 +158,920	+6%	+$2.07M	﹤0.01%	1796
2025 Q4	$20.1M	Buy	2,553,710 +363,928	+17%	+$4.16M	﹤0.01%	2272
2025 Q3	$23M	Buy	2,189,782 +1,013,064	+86%	+$7.97M	﹤0.01%	2158
2025 Q2	$4.95M	Buy	1,176,718 +760,275	+183%	+$2.14M	﹤0.01%	2945
2025 Q1	$1.12M	Buy	416,443 +32,958	+9%	+$97.2K	﹤0.01%	3404
2024 Q4	$1.07M	Buy	383,485 +97,095	+34%	+$170K	﹤0.01%	3477
2024 Q3	$318K	Buy	286,390 +12,900	+5%	+$14.2K	﹤0.01%	3699
2024 Q2	$347K	Buy	273,490 +141,800	+108%	+$231K	﹤0.01%	3653
2024 Q1	$349K	Hold	131,690	–	–	﹤0.01%	3734
2023 Q4	$697K	Buy	131,690 +39,450	+43%	+$148K	﹤0.01%	3566
2023 Q3	$437K	Hold	92,240	–	–	﹤0.01%	3700
2023 Q2	$662K	Buy	92,240 +53,383	+137%	+$458K	﹤0.01%	3639
2023 Q1	$338K	Buy	38,857 +20,657	+114%	+$130K	﹤0.01%	3884
2022 Q4	$144K	Buy	+18,200	New	+$167K	﹤0.01%	4241

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

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

LMR Partners London, United Kingdom $26.8B AUM 68.38% 1-Year Est. Return

State Street's AMPX Position: Q2 2026 in Review

State Street increased its Amprius Technologies (AMPX) stake by 19% in Q2 2026, buying an estimated $9.45M and bringing the position to 3,240,285 shares worth $44.9M. The position accounts for ﹤0.01% of the portfolio, ranked #1909.

State Street first reported a position in AMPX in Q4 2022 and has held it in 15 quarters since. The position peaked at $45.7M in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

State Street held 3,240,285 shares of Amprius Technologies worth $44.9M as of Q2 2026.
State Street bought 527,655 Amprius Technologies shares in Q2 2026, an estimated $9.45M.
Amprius Technologies made up ﹤0.01% of State Street's portfolio in Q2 2026, its #1909 holding.
State Street first reported a position in Amprius Technologies in Q4 2022 and has held it in 15 quarters since.
State Street's Amprius Technologies position peaked at $45.7M in Q1 2026.
262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on State Street's 13F filing for Q2 2026, filed 7 Aug 2026.