Sidus Space Inc. — Director's Dealing 2025

Oct 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Sidus Space Inc. (SIDU)
CIK: 0001879726
Period of Report: 2025-10-01

Reporting Person: Kilborne Dana S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-10-01	Class A Common Stock	M	735	—	Acquired	8690	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-10-01	Restricted Stock Units	$	M	735	Disposed		Class A Common Stock (735)	Direct

Footnotes

F1: Represents the conversion upon vesting of restricted stock units (RSUs) into Class A Common Stock. On August 1, 2025, the reporting person was granted 10,896 RSUs, of which 7,955 vested upon the date of grant and 735 vested on October 1, 2025. The vested RSUs which converted on August 1, 2025 are reported in Table II on this Form 4.

F2: Each restricted stock unit is the economic equivalent of one share of Sidus Space, Inc.'s Class A Common Stock.

F3: On August 1, 2025, the reporting person was granted 10,896 RSUs, of which 7,955 vested upon the date of grant, 735 vested on October 1, 2025 and 735 vest on each of January 1, 2026, April 1, 2026 and July 1, 2026. The Class A Common Stock into which such vested RSUs converted on August 1, 2025 is reported in Table I on this Form 4.