Amprius Technologies (NYSE:AMPX) Trading Down 27.3% on Disappointing Earnings

Key Points

• Shares fell 27.3% intraday after Amprius reported a ($0.04) EPS versus a ($0.02) consensus miss, despite revenue beating estimates at $28.54M, and volume surged roughly 243% to ~30.4M shares.
• Management reiterated FY2026 guidance of about ‑$0.06 EPS, leaving the company unprofitable for the year even as revenue and fundamentals show early improvement.
• Insiders have sold heavily—2,539,829 shares (~$42.3M) in the last three months—while analysts on average rate AMPX a "Moderate Buy" with an average target of $19.75.

Amprius Technologies, Inc. (NYSE:AMPX - Get Free Report)'s share price dropped 27.3% during mid-day trading on Thursday after the company announced weaker than expected quarterly earnings. The stock traded as low as $15.38 and last traded at $16.1230. Approximately 30,385,129 shares were traded during mid-day trading, an increase of 243% from the average daily volume of 8,860,231 shares. The stock had previously closed at $22.19.

The company reported ($0.04) earnings per share (EPS) for the quarter, missing the consensus estimate of ($0.02) by ($0.02). Amprius Technologies had a negative net margin of 60.30% and a negative return on equity of 24.29%. The business had revenue of $28.54 million for the quarter, compared to analysts' expectations of $25.72 million. Amprius Technologies has set its FY 2026 guidance at --0.060 EPS.

Key Headlines Impacting Amprius Technologies

Here are the key news stories impacting Amprius Technologies this week:

• Positive Sentiment: Q1 revenue growth materially exceeded expectations — revenue was $28.5M (up ~2.5x year‑over‑year), and net loss narrowed versus a year ago, supporting the case for commercial traction and improving fundamentals. Amprius Q1 results & highlights
• Positive Sentiment: The company reached agreements to exchange certain public warrants for common stock to simplify its capital structure, which can remove an overhang of outstanding warrants if managed without excessive dilution. Amprius to Simplify Capital Structure Through Exchange of Public Warrants
• Positive Sentiment: New market products tied to AMPX — Defiance launched a 2x long single‑stock ETF (AMPU) — could increase investor access and trading interest, potentially improving liquidity and attracting momentum traders. Defiance Launches AMPU
• Positive Sentiment: Recent analyst/coverage pieces highlight a path to improved margins and commercial inflection, providing bullish narrative for longer‑term holders. Amprius Ups the Voltage on Forward Outlook
• Neutral Sentiment: FY‑2026 EPS guidance was reiterated at roughly -$0.06, in line with consensus — provides visibility but keeps profitability timeline negative for the year. Amprius Q1 press release (guidance)
• Negative Sentiment: EPS missed estimates — reported a ($0.04) loss vs. consensus ($0.02) — which likely triggered short‑term selling and raised concerns about near‑term profitability despite the revenue beat. AMPX Reports Q1 Loss, Beats Revenue Estimates
• Negative Sentiment: Shares had a very strong multi‑month run (large year‑to‑date gains), making the stock vulnerable to profit‑taking after mixed results; the new leveraged ETF also increases short‑term volatility and can exacerbate moves. Is It Too Late To Consider Amprius?

Analysts Set New Price Targets

AMPX has been the subject of several analyst reports. Needham & Company LLC restated a "buy" rating and set a $20.00 price target on shares of Amprius Technologies in a research report on Tuesday, March 10th. Weiss Ratings reaffirmed a "sell (e+)" rating on shares of Amprius Technologies in a research note on Monday, April 20th. Cantor Fitzgerald upped their price objective on shares of Amprius Technologies from $16.00 to $20.00 and gave the company an "overweight" rating in a research note on Friday, March 6th. Craig Hallum upped their price objective on shares of Amprius Technologies from $17.00 to $21.00 and gave the company a "buy" rating in a research note on Friday, March 6th. Finally, B. Riley Financial upped their price objective on shares of Amprius Technologies from $16.00 to $22.00 and gave the company a "buy" rating in a research note on Monday, March 9th. Eight analysts have rated the stock with a Buy rating and one has assigned a Sell rating to the stock. According to MarketBeat, Amprius Technologies currently has an average rating of "Moderate Buy" and an average target price of $19.75.

Insider Activity

In related news, CTO Constantin Ionel Stefan sold 25,366 shares of the stock in a transaction dated Monday, February 23rd. The shares were sold at an average price of $10.16, for a total value of $257,718.56. Following the completion of the transaction, the chief technology officer directly owned 723,330 shares of the company's stock, valued at $7,349,032.80. This represents a 3.39% decrease in their ownership of the stock. The transaction was disclosed in a filing with the Securities & Exchange Commission, which is available at this link. Also, Director Steven Chu sold 166,632 shares of the stock in a transaction dated Tuesday, March 10th. The stock was sold at an average price of $17.92, for a total transaction of $2,986,045.44. Following the completion of the transaction, the director directly owned 127,339 shares of the company's stock, valued at approximately $2,281,914.88. The trade was a 56.68% decrease in their ownership of the stock. Additional details regarding this sale are available in the official SEC disclosure. In the last three months, insiders sold 2,539,829 shares of company stock valued at $42,323,376. 12.90% of the stock is currently owned by insiders.

Hedge Funds Weigh In On Amprius Technologies

Institutional investors have recently bought and sold shares of the stock. Bank of America Corp DE raised its stake in Amprius Technologies by 31.1% in the fourth quarter. Bank of America Corp DE now owns 12,890 shares of the company's stock worth $36,000 after buying an additional 3,055 shares in the last quarter. Quarry LP bought a new position in Amprius Technologies in the third quarter worth about $42,000. Rhumbline Advisers raised its stake in Amprius Technologies by 61.1% in the first quarter. Rhumbline Advisers now owns 15,690 shares of the company's stock worth $42,000 after buying an additional 5,951 shares in the last quarter. Legal & General Group Plc raised its stake in Amprius Technologies by 1,385.4% in the second quarter. Legal & General Group Plc now owns 10,383 shares of the company's stock worth $44,000 after buying an additional 9,684 shares in the last quarter. Finally, XTX Topco Ltd bought a new position in Amprius Technologies in the second quarter worth about $44,000. 5.04% of the stock is owned by institutional investors.

Amprius Technologies Price Performance

The company has a market capitalization of $2.21 billion, a P/E ratio of -47.42 and a beta of 2.20. The stock's 50 day moving average is $17.43 and its 200-day moving average is $13.22.

Amprius Technologies Company Profile

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.

This instant news alert was generated by narrative science technology and financial data from MarketBeat in order to provide readers with the fastest reporting and unbiased coverage. Please send any questions or comments about this story to contact@marketbeat.com.