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4//SEC Filing

Sun Kang 4

Accession 0001476220-26-000005

CIK 0001899287other
View on SEC.govCompany Profile

Filed

Jan 19, 7:00 PM ET

Accepted

Jan 20, 5:33 PM ET

Size

19.0 KB

Accession

0001476220-26-000005

Insider Transaction Report

Form 4
Period: 2026-01-16
Amprius Technologies, Inc.AMPX
Sun Kang
Director
Transactions
  • Exercise/Conversion

    Common stock

    [F1][F2]
    2026-01-16$2.50/sh+850,338$2,125,845→ 2,253,989 total
  • Exercise/Conversion

    Common stock

    [F1][F2]
    2026-01-16$1.78/sh+100,210$178,374→ 2,354,199 total
  • Sale

    Common stock

    [F1][F3][F2]
    2026-01-16$11.07/sh−950,548$10,518,669→ 1,403,651 total
  • Exercise/Conversion

    Common stock

    [F1][F2]
    2026-01-20$1.78/sh+43,185$76,869→ 1,446,836 total
  • Sale

    Common stock

    [F1][F4][F2]
    2026-01-20$11.03/sh−43,185$476,274→ 1,403,651 total
  • Exercise/Conversion

    Stock Option (right to buy)

    [F1]
    2026-01-16−850,338→ 0 total
    Exercise: $2.50From: 2024-10-23Exp: 2030-09-17→ Common stock (850,338 underlying)
  • Exercise/Conversion

    Stock Option (right to buy)

    [F1]
    2026-01-16−100,210→ 1,355,690 total
    Exercise: $1.78From: 2022-09-14Exp: 2031-06-16→ Common stock (100,210 underlying)
  • Exercise/Conversion

    Stock Option (right to buy)

    [F1]
    2026-01-20−43,185→ 1,312,505 total
    Exercise: $1.78From: 2022-09-14Exp: 2031-06-16→ Common stock (43,185 underlying)
Holdings

  • Common stock

    [F5]
    (indirect: See Footnote)
    274,275
Footnotes (5)
  • [F1]The exercises and sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 18, 2025.
  • [F2]Includes 1,285,576 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit.
  • [F3]The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.20, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
  • [F4]The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.10, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
  • [F5]These securities are held directly by the KANG & CECILLIA SUN FAMILY REVOCABLE TRUST, for which the reporting person and his spouse are co-trustees.
Signature
/s/ Ricardo C. Rodriguez, attorney-in-fact on behalf of Kang Sun|2026-01-20

Documents

1 file

Issuer

Amprius Technologies, Inc.

CIK 0001899287

→
Entity typeother

Related Parties

1
  • filerCIK 0001476220

Filing Metadata

Form type
4
Filed
Jan 19, 7:00 PM ET
Accepted
Jan 20, 5:33 PM ET
Size
19.0 KB
View on SEC.gov