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Boothbay Fund Management’s Amprius Technologies AMPX Stock Holding History

Boothbay Fund 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
Q1 		$1.23M Sell
73,064
-39,260
-35% -$512K 0.02% 840
2025
Q4 		$886K Buy
112,324
+96,210
+597% +$1.1M 0.01% 847
2025
Q3 		$170K Buy
+16,114
New +$127K ﹤0.01% 1673

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

Boothbay Fund Management's AMPX Position: Q1 2026 in Review

Boothbay Fund Management reduced its Amprius Technologies (AMPX) stake by 35% in Q1 2026, selling an estimated $512K and leaving 73,064 shares worth $1.23M. The position accounts for 0.02% of the portfolio, ranked #840.

Boothbay Fund Management first reported a position in AMPX in Q3 2025 and has held it in 3 quarters since. 245 funds tracked by Wall St. Rank hold AMPX as of Q1 2026.

  • Boothbay Fund Management held 73,064 shares of Amprius Technologies worth $1.23M as of Q1 2026.
  • Boothbay Fund Management sold 39,260 Amprius Technologies shares in Q1 2026, an estimated $512K.
  • Amprius Technologies made up 0.02% of Boothbay Fund Management's portfolio in Q1 2026, its #840 holding.
  • Boothbay Fund Management first reported a position in Amprius Technologies in Q3 2025 and has held it in 3 quarters since.
  • 245 funds tracked by Wall St. Rank held Amprius Technologies as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.