Millennium Management’s Amprius Technologies AMPX Stock Holding History

Millennium Management’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	$16.7M	Buy	1,208,017 +172,779	+17%	+$3.1M	0.01%	1788
2026 Q1	$17.5M	Sell	1,035,238 -50,032	-5%	-$652K	0.01%	1660
2025 Q4	$8.56M	Buy	1,085,270 +497,438	+85%	+$5.69M	﹤0.01%	2429
2025 Q3	$6.18M	Sell	587,832 -3,028,548	-84%	-$23.8M	﹤0.01%	2912
2025 Q2	$15.2M	Buy	3,616,380 +2,220,367	+159%	+$6.25M	0.01%	1838
2025 Q1	$3.74M	Buy	1,396,013 +678,442	+95%	+$2M	﹤0.01%	3151
2024 Q4	$2.01M	Buy	+717,571	New	+$1.25M	﹤0.01%	3641
2024 Q3	–	Sell	-179,585	Closed	-$228K	–	6061
2024 Q2	$228K	Buy	179,585 +122,543	+215%	+$200K	﹤0.01%	5062
2024 Q1	$151K	Buy	57,042 +43,426	+319%	+$161K	﹤0.01%	5467
2023 Q4	$72K	Sell	13,616 -89,870	-87%	-$338K	﹤0.01%	5411
2023 Q3	$491K	Buy	+103,486	New	+$609K	﹤0.01%	4678
2023 Q1	–	Sell	-27,645	Closed	-$219K	–	6319
2022 Q4	$219K	Buy	27,645 +10,137	+58%	+$92.9K	﹤0.01%	5283
2022 Q3	$161K	Buy	+17,508	New	+$180K	﹤0.01%	5772

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

Millennium Management's AMPX Position: Q2 2026 in Review

Millennium Management increased its Amprius Technologies (AMPX) stake by 17% in Q2 2026, buying an estimated $3.1M and bringing the position to 1,208,017 shares worth $16.7M. The position accounts for 0.01% of the portfolio, ranked #1788.

Millennium Management first reported a position in AMPX in Q3 2022 and has held it in 13 quarters since. The position peaked at $17.5M in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

Millennium Management held 1,208,017 shares of Amprius Technologies worth $16.7M as of Q2 2026.
Millennium Management bought 172,779 Amprius Technologies shares in Q2 2026, an estimated $3.1M.
Amprius Technologies made up 0.01% of Millennium Management's portfolio in Q2 2026, its #1788 holding.
Millennium Management first reported a position in Amprius Technologies in Q3 2022 and has held it in 13 quarters since.
Millennium Management's Amprius Technologies position peaked at $17.5M in Q1 2026.
262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.