Traders Buy High Volume of Amprius Technologies Call Options (NYSE:AMPX)

Amprius Technologies, Inc. (NYSE:AMPX) was the recipient of unusually large options trading activity on Thursday. Stock traders purchased 27,464 call options on the stock. This is an increase of approximately 170% compared to the average volume of 10,181 call options.

Amprius Technologies Price Performance

Amprius Technologies stock opened at $14.88 on Friday. Amprius Technologies has a 12 month low of $1.70 and a 12 month high of $16.03. The company has a fifty day moving average price of $10.71 and a two-hundred day moving average price of $10.63. The company has a market cap of $1.94 billion, a PE ratio of -43.76 and a beta of 3.04.

Amprius Technologies (NYSE:AMPX) last posted its quarterly earnings results on Wednesday, March 4th. The company reported ($0.01) earnings per share (EPS) for the quarter, topping analysts’ consensus estimates of ($0.04) by $0.03. Amprius Technologies had a negative net margin of 60.30% and a negative return on equity of 25.77%. The company had revenue of $25.23 million for the quarter, compared to the consensus estimate of $22.91 million. Amprius Technologies has set its FY 2026 guidance at –0.060 EPS. Equities research analysts anticipate that Amprius Technologies will post -0.45 earnings per share for the current year.

Wall Street Analysts Forecast Growth

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

Key Amprius Technologies News

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

• Positive Sentiment: Q4 beat and operational improvement — Amprius posted Q4 revenue of ~$25.2M (≈137% YoY) and the company reported its first positive adjusted EBITDA, beating revenue and EPS expectations. This drove renewed investor confidence. Q4 Results Press Release
• Positive Sentiment: Strong 2026 guidance — Management guided to roughly $125M revenue for FY2026 (≈71% growth) and narrowed the EPS loss outlook (FY26 EPS guidance of about -$0.06 vs. consensus around -$0.12), suggesting continued top‑line acceleration and margin progress. Guidance & Outlook
• Positive Sentiment: Supply‑chain and commercial traction — Amprius is expanding to NDAA‑compliant contract manufacturers (several South Korean partners and one U.S. manufacturer) to support defense and commercial demand, which could unlock higher‑margin government contracts. NDAA Supply Chain Expansion
• Positive Sentiment: Bullish market signals — Elevated call‑option buying and heavy share volume, plus analysts raising targets and incremental institutional buying, have amplified the rally and may fuel momentum in the near term.
• Neutral Sentiment: One‑time charge — The company took a one‑time charge tied to a discontinued Colorado lease as it pivots to contract manufacturing; management says it improves cash‑flow visibility but is a non‑recurring drag on results. One-time Charge Mention
• Negative Sentiment: Still unprofitable and cash‑burning — Despite improvements, Amprius reported a substantial net loss ($24.4M for the period) and negative margins; the company continues to consume cash and remains a growth‑stage, high‑risk investment. Financial Results & Losses
• Negative Sentiment: Volatility and execution risk — Elevated short interest, speculative options flows and a small institutional base make the stock volatile; upside depends on execution (scaling production, margin sustainment) and conversion of pipeline into recurring revenue.

Insiders Place Their Bets

In other news, CTO Constantin Ionel Stefan sold 492,827 shares of Amprius Technologies stock in a transaction dated 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 approximately $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 Securities & Exchange Commission, which can be accessed through this hyperlink. Also, Director Kang Sun sold 950,548 shares of the stock in a transaction dated 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 completion of the transaction, the director directly owned 1,403,651 shares of the company’s stock, valued at $15,538,416.57. This represents a 40.38% decrease in their position. The disclosure for this sale is available in the SEC filing. Insiders sold a total of 2,392,269 shares of company stock worth $26,384,359 in the last quarter. 12.90% of the stock is currently owned by company insiders.

Institutional Trading of Amprius Technologies

Institutional investors and hedge funds have recently made changes to their positions in the stock. Bank of America Corp DE boosted its position in Amprius Technologies by 31.1% during the 4th quarter. Bank of America Corp DE now owns 12,890 shares of the company’s stock valued at $36,000 after purchasing an additional 3,055 shares during the period. Ameritas Investment Partners Inc. lifted its stake in 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 last quarter. Quarry LP acquired a new position in shares of Amprius Technologies during the third quarter valued at $42,000. Rhumbline Advisers grew its position in shares of Amprius Technologies by 61.1% during the first 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. Finally, Legal & General Group Plc grew 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 acquiring an additional 9,684 shares during the last quarter. 5.04% of the stock is currently owned by institutional investors and hedge funds.

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.