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4//SEC Filing

MOOK JOSHUA T. 4

Accession 0001628280-25-052748

CIK 0001759631other

Filed

Nov 16, 7:00 PM ET

Accepted

Nov 17, 7:28 PM ET

Size

8.8 KB

Accession

0001628280-25-052748

Insider Transaction Report

Form 4
Period: 2025-11-13
MOOK JOSHUA T.
Chief Technology Officer
Transactions
  • Tax Payment

    Common Stock

    2025-11-13$1.68/sh4,110$6,905524,008 total
  • Tax Payment

    Common Stock

    2025-11-14$1.70/sh7,397$12,575516,611 total
  • Other

    Common Stock

    2025-11-17$1.66/sh9,039$15,005507,572 total
Footnotes (3)
  • [F1]Shares withheld for the payment of a tax liability related to the vesting and distribution of restricted stock units.
  • [F2]These shares were sold at the direction of the issuer under the terms of the issuer's award agreement with the reporting person. Under the award agreement, the decision to sell shares to cover the reporting person's tax withholding obligations is at the sole discretion of the issuer.
  • [F3]This transaction includes the sale of issuer common shares to cover the reporting person's tax withholding obligation for vesting dates on August 25, 2025. As a result of an administrative error by the issuer's third-party service provider, cash was paid on behalf of the reporting person for tax withholding obligations on the vesting date, August 25, 2025. A corresponding sale of issuer common shares to cover the reporting person's tax withholding obligation on August 25, 2025 could not be completed until the opening of the issuer's next window period. Accordingly, the the above shares attributed to the vesting on August 25, 2025 were sold November 17, 2025, the first available date during an open window period on which the shares could be sold on behalf of the reporting person.

Issuer

Hyliion Holdings Corp.

CIK 0001759631

Entity typeother

Related Parties

1
  • filerCIK 0002011297

Filing Metadata

Form type
4
Filed
Nov 16, 7:00 PM ET
Accepted
Nov 17, 7:28 PM ET
Size
8.8 KB