Amprius Technologies (NYSE:AMPX) Trading Up 3.7% – Here’s What Happened

Posted by Geri Gentry on Jun 4th, 2026

Amprius Technologies, Inc. (NYSE:AMPX – Get Free Report)’s share price rose 3.7% on Thursday . The company traded as high as $22.94 and last traded at $22.5410. Approximately 7,367,869 shares were traded during trading, a decline of 19% from the average daily volume of 9,056,684 shares. The stock had previously closed at $21.74.

Wall Street Analysts Forecast Growth

AMPX has been the subject of a number of research reports. William Blair reissued an “outperform” rating on shares of Amprius Technologies in a research report on Friday, March 6th. B. Riley Financial increased their target price on shares of Amprius Technologies from $16.00 to $22.00 and gave the company a “buy” rating in a research report on Monday, March 9th. Wall Street Zen downgraded shares of Amprius Technologies from a “hold” rating to a “sell” rating in a research report on Saturday, May 9th. Roth Mkm reissued a “buy” rating on shares of Amprius Technologies in a research report on Friday, May 8th. Finally, Northland Securities set a $24.00 target price on shares of Amprius Technologies in a research report on Monday, May 11th. Eight analysts have rated the stock with a Buy rating and one has given a Sell rating to the company’s stock. According to data from MarketBeat.com, the company has an average rating of “Moderate Buy” and an average price target of $20.25.

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Amprius Technologies Trading Up 3.7%

The company’s fifty day moving average is $18.31 and its 200 day moving average is $13.98. The company has a market capitalization of $3.19 billion, a P/E ratio of -75.13 and a beta of 2.12.

Amprius Technologies (NYSE:AMPX – Get Free Report) last released its quarterly earnings data on Wednesday, May 6th. The company reported ($0.04) EPS for the quarter, missing the consensus estimate of ($0.02) by ($0.02). The business had revenue of $28.54 million during the quarter, compared to the consensus estimate of $25.72 million. Amprius Technologies had a negative return on equity of 17.48% and a negative net margin of 43.98%.Amprius Technologies has set its FY 2026 guidance at –0.060 EPS. Equities research analysts predict that Amprius Technologies, Inc. will post -0.07 EPS for the current year.

Insider Buying and Selling

In related news, CEO Thomas M. Stepien sold 60,702 shares of the firm’s stock in a transaction that occurred on Thursday, May 21st. The shares were sold at an average price of $14.79, for a total value of $897,782.58. Following the completion of the transaction, the chief executive officer directly owned 699,298 shares of the company’s stock, valued at approximately $10,342,617.42. This trade represents a 7.99% decrease in their position. The transaction was disclosed in a filing with the Securities & Exchange Commission, which is accessible through this hyperlink. The sale was made to cover tax withholding obligations related to the vesting of equity awards. Also, CTO Constantin Ionel Stefan sold 28,812 shares of the firm’s stock in a transaction that occurred on Thursday, May 21st. The stock was sold at an average price of $14.79, for a total transaction of $426,129.48. Following the completion of the transaction, the chief technology officer directly owned 804,518 shares of the company’s stock, valued at approximately $11,898,821.22. This trade represents a 3.46% decrease in their ownership of the stock. Additional details regarding this sale are available in the official SEC disclosure. The sale was made to cover tax withholding obligations related to the vesting of equity awards. Insiders sold 2,636,356 shares of company stock worth $44,226,754 in the last 90 days. 5.10% of the stock is currently owned by company insiders.

Institutional Inflows and Outflows

Institutional investors and hedge funds have recently bought and sold shares of the business. KBC Group NV bought a new position in Amprius Technologies in the 1st quarter worth approximately $57,000. Quarry LP bought a new position in Amprius Technologies in the 3rd quarter worth approximately $42,000. Jones Financial Companies Lllp boosted its holdings in Amprius Technologies by 353.2% in the 3rd quarter. Jones Financial Companies Lllp now owns 4,532 shares of the company’s stock worth $50,000 after buying an additional 3,532 shares during the period. Parallel Advisors LLC purchased a new stake in Amprius Technologies in the 3rd quarter worth approximately $54,000. Finally, Leonteq Securities AG bought a new position in Amprius Technologies in the 4th quarter valued at $47,000. 5.04% of the stock is owned by institutional investors.

About Amprius Technologies

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Amprius Technologies, Inc (NYSE: AMPX) is a U.S.-based developer of high-energy-density lithium-ion batteries that leverage silicon anode technology to deliver performance levels beyond conventional graphite-based cells. The company’s batteries are designed to offer industry-leading gravimetric energy density, enabling longer run times and reduced weight for portable power applications. Amprius blends advanced materials science and scalable manufacturing processes to commercialize next-generation battery solutions.

At the core of Amprius’ product portfolio are cylindrical and prismatic cells that employ a proprietary silicon nanowire anode, which supports high charge/discharge rates while maintaining cycle life.