[Form 4] Sidus Space Inc. Insider Trading Activity

Rhea-AI Filing Summary

John Cole, a director of Sidus Space, Inc. (SIDU), reported the vesting and conversion of restricted stock units into Class A Common Stock. On October 1, 2025 490 RSUs vested and were converted to 490 shares at $0 consideration, increasing his direct Class A holdings to 7,465 shares. The filing notes an earlier grant on August 1, 2025 of 8,936 RSUs, of which 6,975 vested immediately and converted; remaining scheduled vesting includes 490 RSUs on each of January 1, 2026, April 1, 2026, and July 1, 2026.

The Form 4 shows no cash purchase price for the converted units and reports a total of 1,471 derivative securities beneficially owned after the transactions. This filing documents routine compensation-related equity vesting by an insider rather than an open-market trade.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Oliver John Cole

(Last) (First) (Middle)

C/O SIDUS SPACE, INC.

150 N. SYKES CREEK PKWY, SUITE 200

(Street)

MERRITT ISLAND, FL 32953

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Sidus Space Inc. [ SIDU ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	10/01/2025		M(1)		490	A	$0	7,465	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(2)	10/01/2025		M			490	(3)	(3)	Class A Common Stock	490	$0	1,471	D

Explanation of Responses:

1. Represents the conversion upon vesting of restricted stock units (RSUs) into Class A Common Stock. On August 1, 2025, the reporting person was granted 8,936 RSUs, of which 6,975 vested upon the date of grant and 490 vested on October 1, 2025. The vested RSUs which converted on August 1, 2025 are reported in Table II on this Form 4.

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

3. On August 1, 2025, the reporting person was granted 8,936 RSUs, of which 6,975 vested upon the date of grant, 490 vested on October 1, 2025 and 490 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.

	/s/ John Cole Oliver	10/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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