Amprius Technologies (NYSE:AMPX) Stock Price Up 13.9% – Here’s What Happened

Posted by Francis Steltz on Nov 8th, 2026

Amprius Technologies, Inc. (NYSE:AMPX – Get Free Report) shares were up 13.9% on Friday. The stock traded as high as $8.62 and last traded at $8.5650. 4,141,570 shares were traded during trading, a decline of 45% from the average session volume of 7,468,218 shares. The stock had previously closed at $7.52.

Analyst Ratings Changes

A number of equities analysts recently issued reports on the company. Zacks Research raised Amprius Technologies from a “strong sell” rating to a “hold” rating in a report on Tuesday, August 4th. William Blair reaffirmed an “outperform” rating on shares of Amprius Technologies in a research note on Friday. National Bank Financial set a $18.00 price objective on Amprius Technologies in a research report on Tuesday, September 29th. UBS Group reaffirmed an “outperform” rating on shares of Amprius Technologies in a research report on Friday. Finally, Canaccord Genuity Group initiated coverage on Amprius Technologies in a research note on Wednesday, October 14th. They issued a “buy” rating and a $14.00 target price on the stock. One research analyst has rated the stock with a Strong Buy rating, eleven have assigned a Buy rating, one has issued a Hold rating and one has given a Sell rating to the stock. Based on data from MarketBeat.com, the company has an average rating of “Moderate Buy” and a consensus price target of $21.42.

Check Out Our Latest Analysis on Amprius Technologies

Amprius Technologies Stock Performance

The company has a market cap of $1.24 billion, a PE ratio of -30.12 and a beta of 2.36. The stock’s 50-day simple moving average is $9.10 and its 200 day simple moving average is $13.25.

Insider Activity

In related news, Director Kang Sun sold 62,101 shares of the stock in a transaction dated Friday, August 21st. The shares were sold at an average price of $10.34, for a total transaction of $642,124.34. Following the completion of the transaction, the director directly owned 1,218,397 shares of the company’s stock, valued at $12,598,224.98. This represents a 4.85% decrease in their ownership of the stock. The transaction was disclosed in a document filed with the SEC, which is available at this link. The sale was made to cover tax withholding obligations related to the vesting of equity awards. Also, CTO Constantin Stefan sold 29,681 shares of the firm’s stock in a transaction dated Friday, August 21st. The shares were sold at an average price of $10.34, for a total transaction of $306,901.54. Following the completion of the sale, the chief technology officer owned 771,629 shares of the company’s stock, valued at approximately $7,978,643.86. The trade was a 3.70% decrease in their position. The disclosure for this sale is available in the SEC filing. The sale was made to cover tax withholding obligations related to the vesting of equity awards. Insiders have sold a total of 123,311 shares of company stock valued at $1,272,556 over the last quarter. Corporate insiders own 5.10% of the company’s stock.

Institutional Inflows and Outflows

Several large investors have recently bought and sold shares of AMPX. TD Waterhouse Canada Inc. boosted its position in shares of Amprius Technologies by 355.6% during the 2nd quarter. TD Waterhouse Canada Inc. now owns 2,105 shares of the company’s stock worth $29,000 after purchasing an additional 1,643 shares in the last quarter. KBC Group NV acquired a new position in shares of Amprius Technologies during the 1st quarter worth $57,000. Allworth Financial LP increased its holdings in shares of Amprius Technologies by 1,150.6% in the 2nd quarter. Allworth Financial LP now owns 4,527 shares of the company’s stock valued at $63,000 after purchasing an additional 4,165 shares in the last quarter. Sterling Capital Management LLC increased its holdings in shares of Amprius Technologies by 847.2% in the 3rd quarter. Sterling Capital Management LLC now owns 4,575 shares of the company’s stock valued at $44,000 after purchasing an additional 4,092 shares in the last quarter. Finally, Nykredit A S acquired a new stake in shares of Amprius Technologies in the second quarter valued at about $79,000. Hedge funds and other institutional investors own 5.04% of the company’s stock.

About Amprius Technologies

(Get Free Report)

Amprius Technologies, Inc develops and manufactures high-performance lithium-ion batteries using its silicon nanowire anode technology. The company’s batteries are designed to provide greater energy density and faster charging than conventional lithium-ion cells, supporting applications where weight, size and performance are important.

Its product portfolio includes lightweight pouch-format battery cells and related battery technologies for electric aviation, aerospace, defense, drones, high-altitude platforms, electric vehicles and other e-mobility applications.