HF
AMPX icon

HRT Financial’s Amprius Technologies AMPX Stock Holding History

HRT Financial’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 		– Sell
-1,002,658
Closed -$18M – 4113
2026
Q1 		$16.9M Buy
+1,002,658
New +$13.1M 0.04% 401
2025
Q4 		– Sell
-150,564
Closed -$1.58M – 3126
2025
Q3 		$1.58M Sell
150,564
-65,069
-30% -$512K 0.01% 1283
2025
Q2 		$907K Buy
215,633
+119,622
+125% +$336K ﹤0.01% 1314
2025
Q1 		$257K Buy
+96,011
New +$283K ﹤0.01% 1855
2023
Q2 		– Sell
-51,515
Closed -$448K – 2415
2023
Q1 		$448K Buy
+51,515
New +$325K 0.01% 1457

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

HRT Financial's AMPX Position: Q2 2026 in Review

HRT Financial sold out of Amprius Technologies (AMPX) in Q2 2026, closing a stake of 1,002,658 shares — an estimated $18M sold.

HRT Financial first reported a position in AMPX in Q1 2023 and held it in 5 quarters. The position peaked at $16.9M in Q1 2026. 261 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • HRT Financial reported no remaining Amprius Technologies position as of Q2 2026 after selling out during the quarter.
  • HRT Financial sold 1,002,658 Amprius Technologies shares in Q2 2026, an estimated $18M.
  • HRT Financial first reported a position in Amprius Technologies in Q1 2023 and held it in 5 quarters.
  • HRT Financial's Amprius Technologies position peaked at $16.9M in Q1 2026.
  • 261 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on HRT Financial's 13F filing for Q2 2026, filed 14 Aug 2026.