Group One Trading
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Group One Trading’s Amprius Technologies AMPX Stock Holding History

Group One Trading’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 		$21.3M Buy
1,539,600
+537,900
+54% +$9.64M 0.03% 512
2026
Q1 		$16.9M Buy
1,001,700
+461,900
+86% +$6.02M 0.03% 574
2025
Q4 		$4.26M Sell
539,800
-14,900
-3% -$170K 0.01% 1650
2025
Q3 		$5.84M Buy
554,700
+186,300
+51% +$1.47M 0.01% 1353
2025
Q2 		$1.55M Buy
368,400
+121,600
+49% +$342K ﹤0.01% 2369
2025
Q1 		$661K Sell
246,800
-1,332,600
-84% -$3.93M ﹤0.01% 2819
2024
Q4 		$4.42M Buy
1,579,400
+325,000
+26% +$568K 0.01% 1260
2024
Q3 		$1.39M Buy
1,254,400
+13,200
+1% +$14.5K ﹤0.01% 2026
2024
Q2 		$1.58M Sell
1,241,200
-93,800
-7% -$153K 0.01% 1629
2024
Q1 		$3.54M Sell
1,335,000
-198,800
-13% -$738K 0.01% 1070
2023
Q4 		$8.11M Buy
1,533,800
+1,272,200
+486% +$4.78M 0.02% 820
2023
Q3 		$1.24M Sell
261,600
-504,900
-66% -$2.97M ﹤0.01% 2058
2023
Q2 		$5.5M Sell
766,500
-143,500
-16% -$1.23M 0.02% 884
2023
Q1 		$7.93M Buy
910,000
+183,500
+25% +$1.16M 0.03% 605
2022
Q4 		$5.76M Buy
+726,500
New +$6.66M 0.01% 1057

Other funds holding AMPX

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
JAM
Jupiter Asset Management London, United Kingdom $20.2B AUM 29.18% 1-Year Est. Return

Group One Trading's AMPX Position: Q2 2026 in Review

Group One Trading opened a new position in Amprius Technologies (AMPX) in Q2 2026: 213,312 shares worth $2.96M. The stake represents ﹤0.01% of the portfolio and ranks #1853 among its holdings. This is a return to the name: Group One Trading previously reported a position in AMPX as recently as Q3 2025.

Group One Trading first reported a position in AMPX in Q4 2023 and has held it in 7 quarters since. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Group One Trading held 213,312 shares of Amprius Technologies worth $2.96M as of Q2 2026.
  • Amprius Technologies was a new Group One Trading position in Q2 2026.
  • Amprius Technologies made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #1853 holding.
  • Group One Trading first reported a position in Amprius Technologies in Q4 2023 and has held it in 7 quarters since.
  • 261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.