Amprius Technologies (NYSE:AMPX) Stock Price Up 8.5% After Analyst Upgrade

Key Points

• Shares rose 8.5% intraday after B. Riley raised its price target to $22 and multiple analysts lifted targets into the high‑teens/low‑$20s, with trading volume up ~65% to about 14.95M shares and a consensus target near $19.75.
• Q4 results beat expectations: revenue $25.23M vs. $22.91M expected and EPS -$0.01 vs. -$0.04 expected, plus the company reported its first positive quarterly adjusted EBITDA, though FY2026 guidance is -0.060 EPS.
• Insider selling and low institutional ownership pose downside risk — insiders sold ~2.39M shares (~$26.4M) over the past 90 days and institutions own roughly 5.04% of the stock.

Shares of Amprius Technologies, Inc. (NYSE:AMPX - Get Free Report) traded up 8.5% during mid-day trading on Monday after B. Riley Financial raised their price target on the stock from $16.00 to $22.00. B. Riley Financial currently has a buy rating on the stock. Amprius Technologies traded as high as $17.74 and last traded at $17.7150. 14,945,477 shares changed hands during mid-day trading, an increase of 65% from the average session volume of 9,045,669 shares. The stock had previously closed at $16.33.

A number of other research analysts have also issued reports on AMPX. Cantor Fitzgerald boosted their price target on Amprius Technologies from $16.00 to $20.00 and gave the stock an "overweight" rating in a research report on Friday. Weiss Ratings restated a "sell (e+)" rating on shares of Amprius Technologies in a research note on Wednesday, January 21st. William Blair reaffirmed an "outperform" rating on shares of Amprius Technologies in a report on Friday. Roth Mkm reiterated a "buy" rating and issued a $20.00 target price (up from $16.00) on shares of Amprius Technologies in a research report on Friday. Finally, Needham & Company LLC assumed coverage on Amprius Technologies in a report on Thursday, January 29th. They set a "buy" rating and a $20.00 target price on the stock. Eight analysts have rated the stock with a Buy rating and one has issued a Sell rating to the stock. According to data from MarketBeat.com, the stock currently has an average rating of "Moderate Buy" and a consensus target price of $19.75.

Insider Transactions at Amprius Technologies

In other news, CTO Constantin Ionel Stefan sold 492,827 shares of the firm's stock in a transaction dated Thursday, January 22nd. The shares were sold at an average price of $12.04, for a total transaction of $5,933,637.08. Following the completion of the transaction, the chief technology officer owned 748,696 shares in the company, valued at approximately $9,014,299.84. This trade represents a 39.70% decrease in their position. The transaction was disclosed in a document filed with the SEC, which is accessible through this link. Also, Director Kang Sun sold 950,548 shares of Amprius Technologies stock in a transaction that occurred on Friday, January 16th. The stock was sold at an average price of $11.07, for a total transaction of $10,522,566.36. Following the completion of the transaction, the director directly owned 1,403,651 shares in the company, valued at $15,538,416.57. This represents a 40.38% decrease in their position. The SEC filing for this sale provides additional information. Over the last ninety days, insiders have sold 2,392,269 shares of company stock worth $26,384,359. 12.90% of the stock is owned by corporate insiders.

Key Headlines Impacting Amprius Technologies

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

• Positive Sentiment: Multiple analyst upgrades and higher price targets — several firms raised ratings/targets this week (B. Riley to $22, Craig-Hallum/Cantor Fitzgerald and others moved targets into the $20–$21 range), increasing buy-side coverage and headline momentum. Benzinga Craig Hallum / DefenseWorld
• Positive Sentiment: Q4 results and guidance lifted sentiment — Amprius reported record revenue, beat expectations and posted its first positive quarterly adjusted EBITDA; management also highlighted new wins (e.g., Nokia Drone Networks) and faster-than-expected progress toward NDAA compliance, which supports future government/defense bookings. Yahoo Finance
• Positive Sentiment: Heavy volume and technical confirmation — trading volume spiked to multi‑period records around the Q4 release; MarketBeat and other market commentators say the volume validates the breakout and increases the odds of a sustained uptrend. Technical momentum is attracting momentum traders and short-term buyers. MarketBeat
• Neutral Sentiment: Additional analyst notes and coverage changes — firms like Roth MKM reiterated “buy” and several analysts nudged fair‑value estimates modestly higher (consensus fair value moves into the high‑teens to low‑$20s), increasing visibility but not yet creating unified upside. AmericanBankingNews (Roth MKM) Yahoo Finance fair value piece
• Negative Sentiment: Underlying risk and limited consensus upside — despite bullish headlines, institutional ownership remains relatively small, consensus near‑term upside is modest versus high‑end targets, and AMPX has historically shown large volatility and losses on a GAAP basis; these factors increase downside risk if growth or NDAA progress stalls. MarketBeat (volume & caution)

Institutional Trading of Amprius Technologies

A number of large investors have recently added to or reduced their stakes in AMPX. Bank of America Corp DE increased its holdings in shares of Amprius Technologies by 31.1% in 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 in the last quarter. AQR Capital Management LLC boosted its stake in shares of Amprius Technologies by 86.7% during the 1st quarter. AQR Capital Management LLC now owns 77,764 shares of the company's stock worth $208,000 after acquiring an additional 36,116 shares in the last quarter. Millennium Management LLC boosted its stake in shares of Amprius Technologies by 94.5% during the 1st quarter. Millennium Management LLC now owns 1,396,013 shares of the company's stock worth $3,741,000 after acquiring an additional 678,442 shares in the last quarter. Goldman Sachs Group Inc. grew its holdings in shares of Amprius Technologies by 128.6% in the 1st quarter. Goldman Sachs Group Inc. now owns 244,646 shares of the company's stock worth $656,000 after acquiring an additional 137,640 shares during the last quarter. Finally, Rhumbline Advisers grew its holdings in shares of Amprius Technologies by 61.1% in the 1st quarter. Rhumbline Advisers now owns 15,690 shares of the company's stock worth $42,000 after acquiring an additional 5,951 shares during the last quarter. 5.04% of the stock is currently owned by institutional investors.

Amprius Technologies Stock Up 8.5%

The company has a market capitalization of $2.31 billion, a price-to-earnings ratio of -52.10 and a beta of 3.04. The business has a 50-day moving average price of $10.88 and a 200-day moving average price of $10.75.

Amprius Technologies (NYSE:AMPX - Get Free Report) last issued its quarterly earnings results on Wednesday, March 4th. The company reported ($0.01) earnings per share for the quarter, topping analysts' consensus estimates of ($0.04) by $0.03. Amprius Technologies had a negative return on equity of 25.77% and a negative net margin of 60.30%.The firm had revenue of $25.23 million for the quarter, compared to analysts' expectations of $22.91 million. Amprius Technologies has set its FY 2026 guidance at --0.060 EPS. As a group, sell-side analysts predict that Amprius Technologies, Inc. will post -0.45 EPS for the current year.

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.

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