Amprius Technologies (AMPX) Stock Falls on Q3 2026 Earnings

Amprius Technologies, Inc. $AMPX reported third-quarter 2026 revenue of $39.1 million, up 82.7% from a year earlier and ahead of expectations. Gross profit rose sharply to $10.5 million, reflecting strong top-line growth and improved profitability at the gross level.

Operating losses remained a factor, with operating profit at -$4.7 million and net income attributable to common shareholders at -$3.5 million. Diluted earnings per share came in at -$0.02, while cash from operating activities was -$7.8 million.

On the balance sheet, Amprius ended the quarter with $60.7 million in cash and cash equivalents and $39.5 million in total liabilities. Capital spending rose to $5.2 million, and the stock fell 9.38% after the market close following the release.

• Revenue: $39.1 million
• Gross profit: $10.5 million
• Net loss: -$3.5 million
• Cash and cash equivalents: $60.7 million

Note: This financials data is sourced from a third-party provider and has not been independently verified by Investivoq.

Amprius Technologies, Inc. Insider Trading Activity

Amprius Technologies, Inc. insiders have traded $AMPX stock on the open market 14 times in the past 6 months. Of those trades, 0 have been purchases and 14 have been sales.

Here’s a breakdown of recent trading of $AMPX stock by insiders over the last 6 months:

• DONALD R DIXON has made 0 purchases and 3 sales selling 142,895 shares for an estimated $2,544,664.
• KANG SUN has made 0 purchases and 3 sales selling 130,253 shares for an estimated $1,650,901.
• THOMAS M STEPIEN (Chief Executive Officer) has made 0 purchases and 5 sales selling 98,606 shares for an estimated $1,338,400.
• CONSTANTIN IONEL STEFAN (Chief Technology Officer) has made 0 purchases and 3 sales selling 61,701 shares for an estimated $788,171.

To track insider transactions, check out Investivoq's insider trading dashboard. You can access data on insider stock transactions through the Investivoq API insider transaction endpoint.

Amprius Technologies, Inc. Hedge Fund Activity

We have seen 162 institutional investors add shares of Amprius Technologies, Inc. stock to their portfolio, and 130 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• DRIEHAUS CAPITAL MANAGEMENT LLC removed 2,448,909 shares (-64.5%) from their portfolio in Q2 2026, for an estimated $33,941,878
• BLACKROCK, INC. added 2,109,481 shares (+22.9%) to their portfolio in Q2 2026, for an estimated $29,237,406
• MORGAN STANLEY added 1,943,338 shares (+61.5%) to their portfolio in Q2 2026, for an estimated $26,934,664
• JUPITER ASSET MANAGEMENT LTD removed 1,878,152 shares (-88.0%) from their portfolio in Q3 2026, for an estimated $18,180,511
• LMR PARTNERS LLP added 1,750,850 shares (+inf%) to their portfolio in Q2 2026, for an estimated $24,266,781
• MASSACHUSETTS FINANCIAL SERVICES CO /MA/ removed 1,518,492 shares (-75.0%) from their portfolio in Q2 2026, for an estimated $21,046,299
• NORGES BANK removed 1,304,838 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $18,085,054

To track hedge funds' stock portfolios, check out Investivoq's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Investivoq API 13F endpoint.