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Tower Research Capital (TRC)’s Amprius Technologies AMPX Stock Holding History

Tower Research Capital (TRC)’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 		$66K Sell
4,765
-8,440
-64% -$151K ﹤0.01% 2529
2026
Q1 		$223K Buy
13,205
+11,775
+823% +$154K 0.01% 1530
2025
Q4 		$11.3K Sell
1,430
-6,109
-81% -$69.8K ﹤0.01% 3620
2025
Q3 		$79.3K Buy
7,539
+2,126
+39% +$16.7K ﹤0.01% 2181
2025
Q2 		$22.8K Sell
5,413
-10,015
-65% -$28.2K ﹤0.01% 3602
2025
Q1 		$41.3K Buy
15,428
+10,668
+224% +$31.5K ﹤0.01% 2354
2024
Q4 		$13.3K Sell
4,760
-5,291
-53% -$9.25K ﹤0.01% 3538
2024
Q3 		$11.2K Buy
10,051
+3,590
+56% +$3.95K ﹤0.01% 3688
2024
Q2 		$8.21K Buy
6,461
+1,249
+24% +$2.04K ﹤0.01% 4378
2024
Q1 		$13.8K Sell
5,212
-3,040
-37% -$11.3K ﹤0.01% 3363
2023
Q4 		$43.7K Buy
8,252
+2,597
+46% +$9.76K ﹤0.01% 3219
2023
Q3 		$26.8K Buy
5,655
+3,996
+241% +$23.5K ﹤0.01% 3114
2023
Q2 		$11.9K Buy
+1,659
New +$14.2K ﹤0.01% 3920
2023
Q1 		– Sell
-155
Closed -$1K – 5770
2022
Q4 		$1K Buy
+155
New +$1.42K ﹤0.01% 5539

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

Tower Research Capital (TRC)'s AMPX Position: Q2 2026 in Review

Tower Research Capital (TRC) reduced its Amprius Technologies (AMPX) stake by 64% in Q2 2026, selling an estimated $151K and leaving 4,765 shares worth $66K. The position accounts for ﹤0.01% of the portfolio, ranked #2529.

Tower Research Capital (TRC) first reported a position in AMPX in Q4 2022 and has held it in 14 quarters since. The position peaked at $223K in Q1 2026. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Tower Research Capital (TRC) held 4,765 shares of Amprius Technologies worth $66K as of Q2 2026.
  • Tower Research Capital (TRC) sold 8,440 Amprius Technologies shares in Q2 2026, an estimated $151K.
  • Amprius Technologies made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #2529 holding.
  • Tower Research Capital (TRC) first reported a position in Amprius Technologies in Q4 2022 and has held it in 14 quarters since.
  • Tower Research Capital (TRC)'s Amprius Technologies position peaked at $223K in Q1 2026.
  • 261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.