Amprius Technologies (NYSE:AMPX) CTO Constantin Ionel Stefan Sells 39,690 Shares

Amprius Technologies, Inc. (NYSE:AMPX) CTO Constantin Ionel Stefan sold 39,690 shares of the firm’s stock in a transaction dated Wednesday, January 28th. The shares were sold at an average price of $12.00, for a total transaction of $476,280.00. Following the transaction, the chief technology officer owned 748,696 shares of the company’s stock, valued at approximately $8,984,352. This trade represents a 5.03% decrease in their position. The transaction was disclosed in a filing with the SEC, which is accessible through the SEC website.

Constantin Ionel Stefan also recently made the following trade(s):

• On Friday, January 23rd, Constantin Ionel Stefan sold 1,600 shares of Amprius Technologies stock. The shares were sold at an average price of $12.00, for a total value of $19,200.00.
• On Wednesday, January 21st, Constantin Ionel Stefan sold 73,280 shares of Amprius Technologies stock. The stock was sold at an average price of $12.00, for a total value of $879,360.00.
• On Thursday, January 22nd, Constantin Ionel Stefan sold 492,827 shares of Amprius Technologies stock. The stock was sold at an average price of $12.04, for a total value of $5,933,637.08.
• On Thursday, December 11th, Constantin Ionel Stefan sold 198,255 shares of Amprius Technologies stock. The stock was sold at an average price of $10.51, for a total transaction of $2,083,660.05.
• On Friday, November 21st, Constantin Ionel Stefan sold 25,024 shares of Amprius Technologies stock. The shares were sold at an average price of $10.08, for a total value of $252,241.92.

Amprius Technologies Stock Performance

Shares of Amprius Technologies stock traded down $1.16 during trading on Friday, hitting $12.42. 11,490,316 shares of the stock traded hands, compared to its average volume of 8,414,437. The stock has a market cap of $1.62 billion, a P/E ratio of -47.77 and a beta of 3.04. Amprius Technologies, Inc. has a twelve month low of $1.70 and a twelve month high of $16.03. The company has a fifty day moving average price of $10.23 and a two-hundred day moving average price of $9.98.

Amprius Technologies (NYSE:AMPX) last announced its quarterly earnings results on Thursday, November 6th. The company reported ($0.03) earnings per share for the quarter, topping analysts’ consensus estimates of ($0.06) by $0.03. The company had revenue of $21.43 million during the quarter, compared to analysts’ expectations of $16.45 million. Amprius Technologies had a negative return on equity of 38.85% and a negative net margin of 53.16%. On average, equities research analysts expect that Amprius Technologies, Inc. will post -0.45 EPS for the current fiscal year.

Key Stories Impacting Amprius Technologies

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

• Positive Sentiment: Needham initiated coverage with a Buy and a $20 price target (roughly +61% upside from current levels), a bullish analyst catalyst that likely drew buyer interest and helped fuel recent gains. Needham initiates coverage of Amprius
• Positive Sentiment: MarketBeat highlighted Amprius’ expanding production capacity and new South Korean manufacturing partners, noting the company is ahead of plan and positioning for an improved path to profitability ahead of FY2025 Q4 results (late March) — a concrete operational improvement that supports longer‑term upside. 5 Stocks to Buy in February: Last Year’s Winners Aren’t Done Yet (AMPX)
• Positive Sentiment: Unusual options activity: a large purchase of call options (22,391 contracts) suggests elevated bullish/speculative interest and short‑term upside betting by traders — this can amplify intraday moves and volatility.
• Neutral Sentiment: Several outlets ran takeaways asking whether recent multi‑month gains make AMPX “too late” to buy and examining valuation after a big run; these pieces increase retail attention but don’t settle fundamentals one way or the other. Is It Too Late To Consider Buying Amprius Technologies (AMPX)
• Negative Sentiment: Zacks noted a recent sharp intraday gain but flagged that the trend in earnings‑estimate revisions does not support sustained upside — a warning that analysts’ expectations may not be accelerating enough to justify the rally. Amprius (AMPX) Moves 13.4% Higher: Will This Strength Last?
• Negative Sentiment: Fundamental risk: Amprius still shows negative net margin and negative ROE and trades with a high beta — meaning the stock is sensitive to sentiment swings and could face profit‑taking or re‑rating if upcoming earnings fail to show clear progress toward profitability.

Institutional Investors Weigh In On Amprius Technologies

A number of hedge funds have recently made changes to their positions in AMPX. Bank of America Corp DE boosted its position 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 valued at $36,000 after buying an additional 3,055 shares in the last quarter. Ameritas Investment Partners Inc. increased its stake in shares of Amprius Technologies by 2,043.2% in the second quarter. Ameritas Investment Partners Inc. now owns 9,516 shares of the company’s stock valued at $40,000 after buying an additional 9,072 shares during the period. Quarry LP bought a new position in Amprius Technologies during the third quarter worth $42,000. Rhumbline Advisers increased its holdings 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 in the last quarter. Finally, Legal & General Group Plc increased 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 valued at $44,000 after purchasing an additional 9,684 shares in the last quarter. 5.04% of the stock is currently owned by institutional investors and hedge funds.

Wall Street Analyst Weigh In

A number of brokerages recently issued reports on AMPX. Needham & Company LLC initiated coverage on shares of Amprius Technologies in a research report on Thursday. They set a “buy” rating and a $20.00 target price on the stock. Northland Securities set a $20.00 target price on Amprius Technologies in a research report on Tuesday, October 7th. Weiss Ratings reaffirmed a “sell (e+)” rating on shares of Amprius Technologies in a research note on Wednesday, January 21st. Cantor Fitzgerald increased their target price on Amprius Technologies from $12.00 to $16.00 and gave the stock an “overweight” rating in a report on Friday, November 7th. Finally, Oppenheimer reissued an “outperform” rating and set a $17.00 price target on shares of Amprius Technologies in a research note on Tuesday, December 23rd. Seven analysts have rated the stock with a Buy rating and one has assigned a Sell rating to the company’s stock. Based on data from MarketBeat, the company presently has a consensus rating of “Moderate Buy” and an average price target of $16.57.

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.