Essex Investment Management CO LLC Amprius Technologies, Inc. Transaction History

Essex Investment Management CO LLC

  • $567 Million
  • Q3 2025

A detailed history of Essex Investment Management CO LLC transactions in Amprius Technologies, Inc. stock. As of the latest transaction made, Essex Investment Management CO LLC holds 697,387 shares of AMPX stock, worth $7.87 Million. This represents 1.29% of its overall portfolio holdings.

Number of Shares
697,387
Previous 1,025,357 31.99%
Holding current value
$7.87 Million
Previous $4.32 Million 69.97%
% of portfolio
1.29%
Previous 0.89%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 06, 2025
SELL
$3.91 - $12.06 $1.28 Million - $3.96 Million
-327,970 Reduced 31.99%
697,387 $7.34 Million
Q2 2025

Aug 12, 2025
BUY
$2.07 - $4.27 $185,351 - $382,344
89,542 Added 9.57%
1,025,357 $4.32 Million
Q1 2025

May 07, 2025
BUY
$1.78 - $3.84 $1.67 Million - $3.59 Million
935,815 New
935,815 $2.51 Million

Others Institutions Holding AMPX

# of Institutions
200
Shares Held
54M
Call Options Held
3.87M
Put Options Held
764K
View Full List

About Amprius Technologies, Inc.

AMPX Quotes by TradingView
  • Ticker AMPX
  • Sector Industrials
  • Industry Electrical Equipment & Parts
  • Shares Outstandng 109,831,000
  • Market Cap $1.24B
More about AMPX
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