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Thames Capital Management’s Amprius Technologies AMPX Stock Holding History

Thames 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 		– Sell
-526,832
Closed -$8.88M – 58
2026
Q1 		$8.88M Hold
526,832
– – 1.59% 28
2025
Q4 		$4.16M Hold
526,832
– – 0.6% 44
2025
Q3 		$5.54M Buy
+526,832
New +$4.14M 0.79% 46

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

Thames Capital Management's AMPX Position: Q2 2026 in Review

Thames Capital Management sold out of Amprius Technologies (AMPX) in Q2 2026, closing a stake of 526,832 shares — an estimated $8.88M sold.

Thames Capital Management first reported a position in AMPX in Q3 2025 and held it in 3 quarters. The position peaked at $8.88M in Q1 2026. 262 funds tracked by Wall St. Rank hold AMPX as of Q2 2026.

  • Thames Capital Management reported no remaining Amprius Technologies position as of Q2 2026 after selling out during the quarter.
  • Thames Capital Management sold 526,832 Amprius Technologies shares in Q2 2026, an estimated $8.88M.
  • Thames Capital Management first reported a position in Amprius Technologies in Q3 2025 and held it in 3 quarters.
  • Thames Capital Management's Amprius Technologies position peaked at $8.88M in Q1 2026.
  • 262 funds tracked by Wall St. Rank held Amprius Technologies as of Q2 2026.

Based on Thames Capital Management's 13F filing for Q2 2026, filed 12 Aug 2026.