Amprius Technologies (AMPX) jumps 6% as investors revisit Greentech recognition and upbeat 2026 outlook

Amprius Technologies, Inc. (AMPX) is up 6.0% today. Here is some analysis on what might have caused this price movement.

Analysis: The move looks tied to renewed attention on recent company updates that highlight commercial momentum, including third-party recognition and the company’s 2026 growth and profitability targets. With a smaller-cap stock, incremental newsflow and sentiment shifts can also amplify daily swings.

Details:

In a March 26, 2026 press release, the company announced it was named one of America’s Top GreenTech Companies for 2026, citing recognition of innovation, environmental impact, and financial strength.

In its recent FY2025 update, the company disclosed strong year-over-year revenue growth and issued 2026 outlook metrics (including at least $125 million of revenue and at least $4 million of adjusted EBITDA), which may continue to support bullish positioning.

That same FY2025 release highlighted steps to scale via a capital-light, contract manufacturing approach (including a first U.S.-based manufacturing partner), a theme that can influence investor expectations around capacity and margins.

This could also be a momentum-driven move as investors react to prior analyst price-target increases following the FY2025 results and 2026 guidance.

Sources:

Amprius Investor Relations, StockAnalysis.com, AAII

Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

$AMPX Insider Trading Activity

$AMPX insiders have traded $AMPX stock on the open market 23 times in the past 6 months. Of those trades, 0 have been purchases and 23 have been sales.

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

KANG SUN has made 0 purchases and 10 sales selling 4,347,775 shares for an estimated $55,971,999.
CONSTANTIN IONEL STEFAN (Chief Technology Officer) has made 0 purchases and 7 sales selling 856,042 shares for an estimated $9,900,136.
WEN HSUAN HSIEH has made 0 purchases and 2 sales selling 413,146 shares for an estimated $7,620,033.
STEVEN CHU has made 0 purchases and 4 sales selling 322,197 shares for an estimated $5,863,983.

To track insider transactions, check out Quiver Quantitative's insider trading dashboard.

$AMPX Hedge Fund Activity

We have seen 129 institutional investors add shares of $AMPX stock to their portfolio, and 87 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

CITADEL ADVISORS LLC removed 2,051,945 shares (-81.9%) from their portfolio in Q4 2025, for an estimated $16,189,846
BLACKROCK, INC. added 1,368,076 shares (+18.3%) to their portfolio in Q4 2025, for an estimated $10,794,119
NORGES BANK added 1,304,838 shares (+inf%) to their portfolio in Q4 2025, for an estimated $10,295,171
BNP PARIBAS FINANCIAL MARKETS removed 1,236,826 shares (-63.6%) from their portfolio in Q4 2025, for an estimated $9,758,557
HUDSON BAY CAPITAL MANAGEMENT LP added 1,100,000 shares (+inf%) to their portfolio in Q4 2025, for an estimated $8,679,000
INVESCO LTD. removed 1,067,469 shares (-44.9%) from their portfolio in Q4 2025, for an estimated $8,422,330
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC added 984,906 shares (+inf%) to their portfolio in Q4 2025, for an estimated $7,770,908

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.

$AMPX Analyst Ratings

Wall Street analysts have issued reports on $AMPX in the last several months. We have seen 2 firms issue buy ratings on the stock, and 0 firms issue sell ratings.

Here are some recent analyst ratings:

Needham issued a "Buy" rating on 01/29/2026
Cantor Fitzgerald issued a "Overweight" rating on 11/07/2025

To track analyst ratings and price targets for $AMPX, check out Quiver Quantitative's $AMPX forecast page.

$AMPX Price Targets

Multiple analysts have issued price targets for $AMPX recently. We have seen 5 analysts offer price targets for $AMPX in the last 6 months, with a median target of $20.0.

Here are some recent targets:

Austin Bohlig from Needham set a target price of $20.0 on 03/10/2026
Christopher Souther from B. Riley Securities set a target price of $22.0 on 03/09/2026
Eric Stine from Craig-Hallum set a target price of $21.0 on 03/06/2026
Derek Soderberg from Cantor Fitzgerald set a target price of $20.0 on 03/06/2026
Chip Moore from Roth Capital set a target price of $20.0 on 03/06/2026

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.