LP
AMPX.WS icon

LMR Partners’s Amprius Technologies Warrants AMPX.WS Stock Holding History

LMR Partners’s Portfolio AMPX.WS Stock Details AMPX.WS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q4 		– Sell
-928,974
Closed -$130K – 1197
2024
Q3 		$130K Buy
+928,974
New +$158K ﹤0.01% 1029

Other funds holding AMPX.WS

AC
Aristeia Capital Greenwich, Connecticut $4.82B AUM 24.94% 1-Year Est. Return
BFM
Boothbay Fund Management New York $7.71B AUM 106.31% 1-Year Est. Return
CM
Caption Management Oklahoma City, Oklahoma $17.1B AUM 70.99% 1-Year Est. Return
CL
CSS LLC Chicago, Illinois $2.09B AUM 59.56% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return
DS
DRW Securities Chicago, Illinois $7.21B AUM 20.54% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return
Janney Montgomery Scott
Janney Montgomery Scott Philadelphia, Pennsylvania $40.4B AUM 21.2% 1-Year Est. Return
ZA
Zazove Associates Incline Village, Nevada $1.22B AUM 1.91% 1-Year Est. Return
WAM
Warberg Asset Management Winnetka, Illinois $600M AUM 23.37% 1-Year Est. Return

LMR Partners's AMPX.WS Position: Q1 2026 in Review

LMR Partners increased its Amprius Technologies Warrants (AMPX.WS) stake by 3.5% in Q1 2026, buying an estimated $790K and bringing the position to 4,489,842 shares worth $30.8M. The position accounts for 0.07% of the portfolio, ranked #152.

LMR Partners first reported a position in AMPX.WS in Q4 2023 and has held it in 9 quarters since. 13 funds tracked by Wall St. Rank hold AMPX.WS as of Q1 2026.

  • LMR Partners held 4,489,842 shares of Amprius Technologies Warrants worth $30.8M as of Q1 2026.
  • LMR Partners bought 151,069 Amprius Technologies Warrants shares in Q1 2026, an estimated $790K.
  • Amprius Technologies Warrants made up 0.07% of LMR Partners's portfolio in Q1 2026, its #152 holding.
  • LMR Partners first reported a position in Amprius Technologies Warrants in Q4 2023 and has held it in 9 quarters since.
  • 13 funds tracked by Wall St. Rank held Amprius Technologies Warrants as of Q1 2026.

Based on LMR Partners's 13F filing for Q1 2026, filed 15 May 2026.