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Hood River Capital Management’s Amprius Technologies AMPX Stock Holding History

Hood River Capital Management’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 		$19.6M Buy
1,412,516
+463,369
+49% +$8.3M 0.14% 120
2026
Q1 		$16M Buy
949,147
+139,403
+17% +$1.82M 0.16% 119
2025
Q4 		$6.39M Buy
+809,744
New +$9.26M 0.07% 141

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

Hood River Capital Management's AMPX Position: Q2 2026 in Review

Hood River Capital Management increased its Amprius Technologies (AMPX) stake by 49% in Q2 2026, buying an estimated $8.3M and bringing the position to 1,412,516 shares worth $19.6M. The position accounts for 0.14% of the portfolio, ranked #120.

Hood River Capital Management first reported a position in AMPX in Q4 2025 and has held it in 3 quarters since. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Hood River Capital Management held 1,412,516 shares of Amprius Technologies worth $19.6M as of Q2 2026.
  • Hood River Capital Management bought 463,369 Amprius Technologies shares in Q2 2026, an estimated $8.3M.
  • Amprius Technologies made up 0.14% of Hood River Capital Management's portfolio in Q2 2026, its #120 holding.
  • Hood River Capital Management first reported a position in Amprius Technologies in Q4 2025 and has held it in 3 quarters since.
  • 262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Hood River Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.