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AMPX
NYSE Manufacturing

Officer Kang Sun Files Intent to Sell Over $10M in Amprius Technologies Stock

Analysis by Wiseek AI
Sentiment info
Negative
Importance info
7
Price
$10.96
Mkt Cap
$1.43B
52W Low
$1.7
52W High
$16.03
Market data snapshot near publication time

Summary

An officer and director of Amprius Technologies has filed an intent to sell over $10 million in company stock, potentially adding selling pressure to shares.


Key Events

  • Officer Files Intent to Sell Shares

    Kang Sun, an officer and director, filed a Form 144 indicating an intent to sell 1,018,875 shares of common stock.

  • Significant Value of Proposed Sale

    The proposed sale has an approximate market value of $10,341,581.25, representing a notable amount of shares relative to the company's market capitalization.

  • Part of Pre-Planned Trading Plan

    The shares are intended to be sold following the exercise of stock options and are part of a 10b5-1 trading plan adopted in August 2025.

  • Recent Sales History

    This filing follows previous sales by Kang Sun totaling approximately $16.4 million over the past three months, some also under 10b5-1 plans.


Analysis

Kang Sun, an officer and director of Amprius Technologies, has filed a Form 144 indicating an intent to sell approximately $10.3 million worth of common stock. This proposed sale, which follows the exercise of stock options, represents a notable amount of shares entering the market. While the sale is part of a pre-planned 10b5-1 trading plan, the significant volume could create an overhang on the stock. Investors should monitor the actual sales and the company's stock performance.

At the time of this filing, AMPX was trading at $10.96 on NYSE in the Manufacturing sector, with a market capitalization of approximately $1.4B. The 52-week trading range was $1.70 to $16.03. 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: $16.50 info
Change: +$1.10 (+7%) info
Market Cap: $2.337B info
AMPX
May 07, 2026, 5:36 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $16.42
Real-time Price: $16.50 info
Change: +$0.0767 (+0.47%) info
Market Cap: $2.337B info
AMPX
May 07, 2026, 4:52 PM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $16.34
Real-time Price: $16.50 info
Change: +$0.160 (+0.98%) info
Market Cap: $2.337B info
AMPX
May 06, 2026, 4:40 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $20.38
Real-time Price: $16.50 info
Change: -$3.88 (-19%) info
Market Cap: $2.337B info
AMPX
May 06, 2026, 4:11 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $20.05
Real-time Price: $16.50 info
Change: -$3.55 (-18%) info
Market Cap: $2.337B info
AMPX
Mar 25, 2026, 8:31 AM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $18.27
Real-time Price: $16.50 info
Change: -$1.77 (-10%) info
Market Cap: $2.337B info
AMPX
Mar 13, 2026, 6:08 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $17.95
Real-time Price: $16.50 info
Change: -$1.45 (-8%) info
Market Cap: $2.337B info
AMPX
Mar 12, 2026, 7:25 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $18.16
Real-time Price: $16.50 info
Change: -$1.66 (-9%) info
Market Cap: $2.337B info
AMPX
Mar 12, 2026, 5:11 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $18.18
Real-time Price: $16.50 info
Change: -$1.68 (-9%) info
Market Cap: $2.337B info
AMPX
Mar 12, 2026, 5:04 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $18.18
Real-time Price: $16.50 info
Change: -$1.68 (-9%) info
Market Cap: $2.337B info