Amprius Technologies (NYSE:AMPX) Stock Price Down 4.4% on Insider Selling

Amprius Technologies, Inc. (NYSE:AMPX) shares fell 4.4% during trading on Thursday following insider selling activity. The company traded as low as $16.79 and last traded at $17.1430. 5,895,883 shares traded hands during trading, a decline of 34% from the average session volume of 8,990,536 shares. The stock had previously closed at $17.93.

Specifically, Director Kang Sun sold 217,869 shares of the firm’s stock in a transaction that occurred on Monday, March 23rd. The stock was sold at an average price of $18.80, for a total value of $4,095,937.20. Following the completion of the sale, the director owned 56,406 shares of the company’s stock, valued at approximately $1,060,432.80. This trade represents a 79.43% decrease in their ownership of the stock. The sale was disclosed in a legal filing with the SEC, which is accessible through this hyperlink.

Analyst Upgrades and Downgrades

AMPX has been the topic of several research reports. Cantor Fitzgerald upped their price objective on shares of Amprius Technologies from $16.00 to $20.00 and gave the stock an “overweight” rating in a report on Friday, March 6th. B. Riley Financial raised their target price on Amprius Technologies from $16.00 to $22.00 and gave the company a “buy” rating in a report on Monday, March 9th. Oppenheimer reaffirmed an “outperform” rating and set a $17.00 target price on shares of Amprius Technologies in a research report on Tuesday, December 23rd. William Blair reiterated an “outperform” rating on shares of Amprius Technologies in a report on Friday, March 6th. Finally, Needham & Company LLC reissued a “buy” rating and set a $20.00 price target on shares of Amprius Technologies in a research report on Tuesday, March 10th. Eight research analysts have rated the stock with a Buy rating and one has issued a Sell rating to the stock. According to MarketBeat, the stock presently has a consensus rating of “Moderate Buy” and a consensus target price of $19.75.

Key Amprius Technologies News

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

• Positive Sentiment: Won a $21 million purchase order for SiCore® cylindrical cells from a new, premier electric-mobility customer in China — concrete near-term revenue and commercial validation in a large EV market. Amprius Secures $21 Million Purchase Order for Electric Two and Three-Wheelers
• Positive Sentiment: Named one of TIME’s “America’s Top GreenTech Companies 2026,” which boosts brand recognition and can support commercial conversations and partnership momentum. Amprius Recognized by TIME as One of America’s Top GreenTech Companies for 2026
• Positive Sentiment: Featured in bullish MarketBeat coverage as a high-conviction growth name (cites contract wins, capacity ramp, and favorable technical action) — helps investor sentiment and visibility among retail/institutional buyers. 5 April Buys With Double-Digit Year-End Targets
• Neutral Sentiment: Q4 results beat consensus (EPS and revenue) — revenue $25.2M vs. est. $22.9M and EPS beat; company set FY2026 guidance around -$0.06 EPS. Analysts remain mostly bullish (consensus Moderate Buy, avg target ~$19.75), but margins and negative profitability persist. Amprius Earnings
• Negative Sentiment: Director Kang Sun sold 217,869 shares (about $4.1M at ~$18.80) and has pared holdings significantly across multiple recent transactions — large insider selling can weigh on sentiment even if not tied to company fundamentals. Insider Selling: Amprius Technologies Director Sells 217,869 Shares

Amprius Technologies Trading Down 4.4%

The business’s fifty day moving average is $13.47 and its 200 day moving average is $11.77. The company has a market cap of $2.35 billion, a P/E ratio of -50.42 and a beta of 3.04.

Amprius Technologies (NYSE:AMPX) last announced its quarterly earnings data on Wednesday, March 4th. The company reported ($0.01) earnings per share 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 24.29% and a negative net margin of 60.30%.Amprius Technologies has set its FY 2026 guidance at –0.060 EPS. As a group, research analysts expect that Amprius Technologies, Inc. will post -0.45 EPS for the current fiscal year.

Institutional Trading of Amprius Technologies

Hedge funds and other institutional investors have recently modified their holdings of the business. Bank of America Corp DE boosted its holdings in Amprius Technologies by 31.1% in the 4th 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 during the period. AQR Capital Management LLC lifted its holdings in 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 purchasing an additional 36,116 shares in the last quarter. Millennium Management LLC boosted its stake in Amprius Technologies by 94.5% in the 1st quarter. Millennium Management LLC now owns 1,396,013 shares of the company’s stock worth $3,741,000 after purchasing an additional 678,442 shares during the period. Goldman Sachs Group Inc. boosted its stake in 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 purchasing an additional 137,640 shares during the period. Finally, Rhumbline Advisers grew its stake in Amprius Technologies by 61.1% during the first quarter. Rhumbline Advisers now owns 15,690 shares of the company’s stock valued at $42,000 after acquiring an additional 5,951 shares in the last quarter. Institutional investors own 5.04% of the company’s stock.

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.