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Kang Sun Insider Profile

18 Followers
Kang Sun, Director at Amprius Technologies Inc, holds 1.27M shares in Amprius Technologies Inc (Ticker: AMPX), holds 86.11K shares in Daystar Technologies (Ticker: DSTI). Most recently, Kang Sun Sold ― shares of Amprius Technologies Inc on Aug 25, 2026 for an estimated value of $642.12K.
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Kang Sun

Kang Sun
Amprius Technologies Inc (AMPX)
Director

Ranked #106,826 out of 108,921 Corporate Insiders

Profitable Transactions

45%
5 out of 11 Profitable Transactions

Average Return

-161.10%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark

Insider Holdings

$13M
100.00%
A breakdown of Kang Sun's holdings

Insider Roles

Amprius Technologies Inc
(AMPX)
Director
Roles that Kang Sun holds in companies

Most Profitable Insider Trade

Stock:
Amprius Technologies Inc
(AMPX)
Rating:Informative Sell
Date:May 28, 2026 - Today
Return:+52.50%
The most profitable trade made by Kang Sun

Kang Sun's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
Amprius Technologies Inc
Aug 25, 2026
Director
Informative Sell
642.12K
$12.61M
DSTI
Daystar Technologies
Mar 29, 2012
Uninformative Buy
$1.72K
List of latest transactions for each holding click on a transaction to see Kang Sun's performance on stock

Kang Sun insider profile FAQ

What is the percentage of profitable transactions made by Kang Sun?
The percentage of profitable transactions made by Kang Sun is 45%.
    What is the average return per transaction made by Kang Sun?
    The average return per transaction made by Kang Sun is -161.10%.
      What stocks does Kang Sun hold?
      Kang Sun holds: AMPX, DSTI stocks.
        What was Kang Sun’s latest transaction?
        Kang Sun latest transaction was an Informative Sell of $642.12K.
          What was Kang Sun's most profitable transaction?
          Kang Sun’s most profitable transaction was an Informative Sell of AMPX stock on May 28, 2026. The return on the trade was 52.50%.
            What is Kang Sun's role in Amprius Technologies Inc?
            Kang Sun's role in Amprius Technologies Inc is Director.
              How can I follow the stock ratings of top corporate insiders?
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