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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

AMPX

Amprius Technologies, Inc.

Superinvestors

Institutional investors holding AMPX

Consensus →
InvestorFundWeightSharesValueQuarter
Polen Capital ManagementPolen Capital Management0.01%288,290$2.3M2025Q4

Congressional Activity

Congressional data coming soon

Insider Activity

4

Total trades

$26.9M

Volume

0

Buys

2

Sells

Last trade: Apr 1, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
Apr 1, 2026Kang SunSell$19.7M
Apr 1, 2026Kang SunSell$4.2M

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

Apr 1, 2026
Kang Sun
Option
$2.3M
Apr 1, 2026Kang SunOption$690K