Insider Selling: Amprius Technologies (NYSE:AMPX) Director Sells 166,632 Shares of Stock

Amprius Technologies, Inc. (NYSE:AMPX) Director Steven Chu sold 166,632 shares of the stock in a transaction on Tuesday, March 10th. The stock was sold at an average price of $17.92, for a total value of $2,986,045.44. Following the completion of the transaction, the director directly owned 127,339 shares in the company, valued at $2,281,914.88. This trade represents a 56.68% decrease in their ownership of the stock. The sale was disclosed in a document filed with the SEC, which is accessible through this link.

Steven Chu also recently made the following trade(s):

• On Thursday, March 12th, Steven Chu sold 155,565 shares of Amprius Technologies stock. The stock was sold at an average price of $18.50, for a total transaction of $2,877,952.50.

Amprius Technologies Stock Down 1.9%

NYSE:AMPX traded down $0.35 during trading hours on Thursday, hitting $18.25. The stock had a trading volume of 10,673,213 shares, compared to its average volume of 9,346,605. Amprius Technologies, Inc. has a 1-year low of $1.74 and a 1-year high of $19.40. The business has a 50 day simple moving average of $11.69 and a two-hundred day simple moving average of $11.00.

Amprius Technologies (NYSE:AMPX) last posted its quarterly earnings data on Wednesday, March 4th. The company reported ($0.01) earnings per share (EPS) for the quarter, topping the consensus estimate of ($0.04) by $0.03. The company had revenue of $25.23 million for the quarter, compared to the consensus estimate 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, analysts forecast that Amprius Technologies, Inc. will post -0.45 earnings per share for the current fiscal year.

Trending Headlines about Amprius Technologies

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

• Positive Sentiment: Needham & Company reaffirmed a Buy rating on AMPX, providing explicit broker-level support that can attract buyers and bolster sentiment. Needham Reaffirms Buy
• Positive Sentiment: Northland Securities lifted its quarterly and FY2026 EPS estimates (Q1/Q2/Q3 upgrades and FY moved from -$0.14 to -$0.08), signaling improving analyst expectations for Amprius’ near-term profitability trajectory. This is constructive for investor outlook and valuation assumptions. Northland Raises Estimates
• Positive Sentiment: A B. Riley analyst published commentary expecting AMPX’s stock price to rise, adding another bullish voice that may support buying interest from institutional and retail investors. B. Riley Says Price Expected to Rise
• Neutral Sentiment: Trading activity is elevated versus average volume, indicating the market is reacting to these simultaneous analyst updates and insider transactions; that can increase short-term volatility without implying a sustained direction.
• Negative Sentiment: Director Steven Chu sold large blocks of shares on March 10 and March 12 (166,632 shares at an average $17.92 and 155,565 shares at $18.50). Combined, ~322,197 shares were sold for roughly $5.86M, cutting his direct holding to 127,339 shares (≈55%+ reduction). Significant insider selling at current prices can pressure the stock and raise investor concern about near-term supply. SEC Form 4

Wall Street Analyst Weigh In

AMPX has been the topic of several analyst reports. Weiss Ratings restated a “sell (e+)” rating on shares of Amprius Technologies in a research note on Wednesday, January 21st. Cantor Fitzgerald boosted their target price 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. William Blair reissued an “outperform” rating on shares of Amprius Technologies in a research note on Friday, March 6th. Craig Hallum increased their target price on Amprius Technologies from $17.00 to $21.00 and gave the company a “buy” rating in a report on Friday, March 6th. Finally, Oppenheimer reissued an “outperform” rating and set a $17.00 target price on shares of Amprius Technologies in a research note on Tuesday, December 23rd. Eight research analysts have rated the stock with a Buy rating and one has given a Sell rating to the stock. According to data from MarketBeat.com, Amprius Technologies currently has an average rating of “Moderate Buy” and a consensus target price of $19.75.

Institutional Investors Weigh In On Amprius Technologies

Several large investors have recently modified their holdings of the stock. Voloridge Investment Management LLC bought a new stake in Amprius Technologies in the third quarter valued at about $19,737,000. BNP Paribas Financial Markets raised its holdings in Amprius Technologies by 1,117.9% during the 3rd quarter. BNP Paribas Financial Markets now owns 1,943,905 shares of the company’s stock worth $20,450,000 after buying an additional 1,784,291 shares during the period. Vanguard Group Inc. raised its holdings in shares of Amprius Technologies by 37.0% during the third quarter. Vanguard Group Inc. now owns 6,512,620 shares of the company’s stock worth $68,513,000 after acquiring an additional 1,757,395 shares during the period. Norges Bank bought a new stake in shares of Amprius Technologies in the fourth quarter valued at about $10,295,000. Finally, Invesco Ltd. lifted its stake in Amprius Technologies by 113.3% in the 3rd quarter. Invesco Ltd. now owns 2,379,384 shares of the company’s stock valued at $25,031,000 after acquiring an additional 1,263,846 shares in the last quarter. 5.04% of the stock is currently owned by institutional investors.

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.