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
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 $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Group One Trading's AMPX Position: Q4 2025 in Review

Group One Trading sold out of Amprius Technologies (AMPX) in Q4 2025, closing a stake of 28,891 shares — an estimated $330K sold.

Group One Trading first reported a position in AMPX in Q4 2023 and held it in 6 quarters. The position peaked at $416K in Q4 2024. 204 funds tracked by Wall St. Rank hold AMPX as of Q4 2025.

  • Group One Trading reported no remaining Amprius Technologies position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 28,891 Amprius Technologies shares in Q4 2025, an estimated $330K.
  • Group One Trading first reported a position in Amprius Technologies in Q4 2023 and held it in 6 quarters.
  • Group One Trading's Amprius Technologies position peaked at $416K in Q4 2024.
  • 204 funds tracked by Wall St. Rank held Amprius Technologies as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.