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Israel Englander’s Amprius Technologies AMPX Stock Holding History

Israel Englander’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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
California State Teachers Retirement System (CalSTRS)
California State Teachers Retirement System (CalSTRS) West Sacramento, California $782B AUM 28.39% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Israel Englander's AMPX Position: Q2 2026 in Review

Israel Englander 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.

Israel Englander 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.

  • Israel Englander held 1,208,017 shares of Amprius Technologies worth $16.7M as of Q2 2026.
  • Israel Englander bought 172,779 Amprius Technologies shares in Q2 2026, an estimated $3.1M.
  • Amprius Technologies made up 0.01% of Israel Englander's portfolio in Q2 2026, its #1788 holding.
  • Israel Englander first reported a position in Amprius Technologies in Q3 2022 and has held it in 13 quarters since.
  • Israel Englander'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.