AMPX
Amprius Technologies, Inc.
NYSE · Industrials · Electrical Equipment & Parts · US
$9.50
−0.42%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$9.70
From 52W high−58.53%
Volume4.69M
Market cap$1.39B
P/E (TTM)—
P/S (TTM)12.7x
Div yield—
Key dataSep 18, 2026
Open
$9.70
From 52W high
−58.53%
Volume
4.69M
Market cap
$1.39B
ValuationView details →
P/E (Fwd)
—
EV/EBITDA
−38.7x
P/E (TTM)
—
RSI (14)
41.1
MomentumView details →
1D Return
−0.42%
YTD Return
+17.55%
SummaryUpdated Jun 1, 2026
Amprius Technologies, Inc. (NYSE:AMPX) is a California-based battery manufacturer founded in 2008 that specializes in advanced lithium-ion batteries using proprietary silicon nanowire anode technology. The company went public in September 2022 and has positioned itself as a premium battery supplier primarily serving the aerospace, defense, and electric vehicle industries. Amprius operates manufacturing facilities in Fremont, California, and has been developing additional production capacity through contract manufacturing partnerships globally.
Similar companies
Latest newsMore news →
Amprius Technologies announced a new 500 Wh/kg SiCore cell designed for long-endurance unmanned aviation, producible on conventional lithium-ion manufacturing equipment.17d agoAmprius Technologies amended its industrial lease for its Fremont, California facility, extending the lease term by 84 months to June 30, 2034, with total expected future lease payments of approximately $10.5 million.38d agoAmprius Technologies reported a quarterly loss of $0.03 per share for Q2 2026, in line with the Zacks Consensus Estimate and narrower than the year-ago loss of $0.05 per share.46d ago