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AMPX
NYSE Manufacturing

Director Steven Chu Sells $5.86M in Stock Following Option Exercises

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Electrical Equipment Stocks · Industrial
Sentiment info
Negative
Importance info
7
Price
$18.16
Mkt Cap
$2.507B
52W Low
$1.74
52W High
$19.4
52W Position info
944% above low
Off High info
6.4% below high
Rel. Volume info
1.3× avg
Market data snapshot near publication time

AMPX has more than doubled off its 52-week low of $1.74.

Summary

Director Steven Chu reported the sale of approximately $5.86 million worth of common stock, partially after exercising options, adding to a pattern of insider distribution despite recent positive financial results.


Key Events · Ownership and Investor Activity · AMPX

  • Director Sells Significant Stake

    Director Steven Chu sold 322,197 shares of common stock for approximately $5.86 million in open market transactions.

  • Option Exercise Precedes Sales

    The sales were partially preceded by the exercise of stock options, acquiring 259,697 shares for a total value of $332,436.71.

  • Contributes to Insider Distribution Trend

    This transaction, occurring between March 10-12, 2026, contributes to a broader pattern of insider selling at Amprius Technologies, Inc., following recent positive earnings reports and other insider Form 144 filings.


Analysis · AMPX · Manufacturing

Director Steven Chu reported the sale of approximately $5.86 million worth of common stock, partially after exercising options. This significant disposition by a director follows the company's recent positive Q4 and full-year 2025 financial results and 10-K filing, which highlighted revenue growth and a return to gross profitability. The sale, which occurred between March 10-12, 2026, adds to a pattern of insider distribution, including other Form 144 filings on the same day, and could be interpreted as a lack of conviction despite the company's improving fundamentals.

At the time of this filing, AMPX was trading at $18.16 on NYSE in the Manufacturing sector, with a market capitalization of approximately $2.5B. The 52-week trading range was $1.74 to $19.40. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.

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AMPX - Latest Insights

AMPX
May 19, 2026, 4:40 PM EDT
Filing Type: 8-K/A
Importance Score:
8
Price at Filing: $15.40
Real-time Price: $9.64 info
Change: -$5.76 (-37%) info
Market Cap: $1.365B info
AMPX
May 07, 2026, 5:36 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $16.42
Real-time Price: $9.64 info
Change: -$6.78 (-41%) info
Market Cap: $1.365B info
AMPX
May 07, 2026, 4:52 PM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $16.34
Real-time Price: $9.64 info
Change: -$6.70 (-41%) info
Market Cap: $1.365B info
AMPX
May 06, 2026, 4:40 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $20.38
Real-time Price: $9.64 info
Change: -$10.74 (-53%) info
Market Cap: $1.365B info
AMPX
May 06, 2026, 4:11 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $20.05
Real-time Price: $9.64 info
Change: -$10.41 (-52%) info
Market Cap: $1.365B info