Amprius Technologies (NYSE:AMPX) Stock Price Up 18.6% Following Earnings Beat

Amprius Technologies, Inc. (NYSE:AMPX) shares shot up 18.6% on Thursday following a better than expected earnings announcement. The stock traded as high as $15.05 and last traded at $14.88. 28,358,135 shares changed hands during trading, an increase of 230% from the average session volume of 8,597,017 shares. The stock had previously closed at $12.55.

The company reported ($0.01) earnings per share (EPS) for the quarter, beating the consensus estimate of ($0.04) by $0.03. The business had revenue of $25.23 million during the quarter, compared to analyst estimates of $22.91 million. Amprius Technologies had a negative return on equity of 38.85% and a negative net margin of 53.16%.Amprius Technologies has set its FY 2026 guidance at –0.060 EPS.

Amprius Technologies News Roundup

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

• Positive Sentiment: Q4 results beat expectations: EPS of ($0.01) vs. consensus ($0.04) and revenue of $25.2M topped estimates — the miss-to-beat on profitability and clear revenue acceleration are primary near‑term drivers. Amprius press release
• Positive Sentiment: Raised/firm FY‑2026 outlook: management is guiding ~$125M revenue and improved EPS (‑0.06 vs. street ~‑0.12), signaling faster growth and narrower losses if execution continues. Amprius targets $125M revenue in 2026
• Positive Sentiment: Profitability and margin inflection: gross margin widened (reported ~24%), adjusted EBITDA turned positive for the quarter and management cites cost discipline — these metrics support a re‑rating from loss to path‑to‑profitability. MarketBeat analysis
• Neutral Sentiment: NDAA‑compliant supply‑chain and contract manufacturing expansion: added multiple contract manufacturers (incl. South Korea and U.S.) to pursue government customers — strategic for long‑term defense revenue but execution and certification timelines remain key. Supply chain expansion
• Neutral Sentiment: Ramped investor outreach and events schedule increased visibility, helping lift sentiment; useful for liquidity and institutional interest but not a direct earnings driver. Yahoo investor outreach story
• Neutral Sentiment: Unusual options activity: large call buying (~27.5k calls) suggests speculative bullish bets/hedging that can amplify intraday moves but also increase short‑term volatility.
• Negative Sentiment: One‑time charge and shift in manufacturing strategy: management took a charge tied to discontinuing a Colorado lease and shifted to contract manufacturing — reduces near‑term capex but raises questions about long‑term unit economics and execution. MarketBeat on one-time charge
• Negative Sentiment: Still unprofitable and cash‑burning: net loss and negative margins/ROE persist; successful conversion of guidance into sustained cash flow is required to justify a higher valuation. Q4 results and financials

Analyst Upgrades and Downgrades

Several brokerages have weighed in on AMPX. Cantor Fitzgerald lifted their price target on shares of Amprius Technologies from $12.00 to $16.00 and gave the company an “overweight” rating in a report on Friday, November 7th. Needham & Company LLC initiated coverage on shares of Amprius Technologies in a research note on Thursday, January 29th. They set a “buy” rating and a $20.00 target price on the stock. Oppenheimer reaffirmed an “outperform” rating and issued a $17.00 target price on shares of Amprius Technologies in a report on Tuesday, December 23rd. Craig Hallum initiated coverage on Amprius Technologies in a report on Monday, February 23rd. They set a “buy” rating and a $17.00 price target on the stock. Finally, Weiss Ratings reaffirmed a “sell (e+)” rating on shares of Amprius Technologies in a research note on Wednesday, January 21st. Eight investment analysts have rated the stock with a Buy rating and one has issued a Sell rating to the stock. Based on data from MarketBeat.com, the stock has an average rating of “Moderate Buy” and an average target price of $16.63.

Insiders Place Their Bets

In other Amprius Technologies news, CTO Constantin Ionel Stefan sold 492,827 shares of the business’s stock in a transaction that occurred on Thursday, January 22nd. The stock was sold at an average price of $12.04, for a total transaction of $5,933,637.08. Following the sale, the chief technology officer directly owned 748,696 shares of the company’s stock, valued at $9,014,299.84. The trade was a 39.70% decrease in their ownership of the stock. The sale was disclosed in a legal filing with the SEC, which is available through this link. Also, Director Kang Sun sold 950,548 shares of the company’s stock in a transaction that occurred on Friday, January 16th. The shares were sold at an average price of $11.07, for a total value of $10,522,566.36. Following the sale, the director owned 1,403,651 shares in the company, valued at approximately $15,538,416.57. This trade represents a 40.38% decrease in their ownership of the stock. Additional details regarding this sale are available in the official SEC disclosure. Insiders sold a total of 2,392,269 shares of company stock valued at $26,384,359 over the last three months. Corporate insiders own 12.90% of the company’s stock.

Institutional Inflows and Outflows

Large investors have recently modified their holdings of the business. Bank of America Corp DE grew its stake in shares of Amprius Technologies by 31.1% during the fourth quarter. Bank of America Corp DE now owns 12,890 shares of the company’s stock valued at $36,000 after buying an additional 3,055 shares during the last quarter. Ameritas Investment Partners Inc. boosted its holdings in Amprius Technologies by 2,043.2% during the 2nd quarter. Ameritas Investment Partners Inc. now owns 9,516 shares of the company’s stock valued at $40,000 after acquiring an additional 9,072 shares during the period. Quarry LP bought a new position in Amprius Technologies in the 3rd quarter valued at $42,000. Rhumbline Advisers increased 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 purchasing an additional 5,951 shares during the period. Finally, Legal & General Group Plc lifted its position in shares of Amprius Technologies by 1,385.4% during the second quarter. Legal & General Group Plc now owns 10,383 shares of the company’s stock worth $44,000 after purchasing an additional 9,684 shares during the last quarter. Hedge funds and other institutional investors own 5.04% of the company’s stock.

Amprius Technologies Stock Up 18.6%

The stock has a market capitalization of $1.94 billion, a PE ratio of -57.23 and a beta of 3.04. The stock’s 50 day moving average price is $10.59 and its 200-day moving average price is $10.60.

About Amprius Technologies

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.