[Form 4/A] Sidus Space Inc. Amended Insider Trading Activity

Rhea-AI Filing Summary

John Cole, a director of Sidus Space, Inc. (Ticker: SIDU), received a grant of 8,936 restricted stock units (RSUs) on 08/01/2025. Of those RSUs, 6,975 vested immediately and converted into 6,975 shares of Class A Common Stock reported on this amended Form 4. The remaining 1,961 RSUs did not vest as of the report and are scheduled to vest in four equal installments of 490 RSUs on 10/01/2025, 01/01/2026, 04/01/2026, and 07/01/2026. The transactions were reported as occurring on 08/01/2025 and the form was amended on 08/04/2025.

Positive

• 8,936 RSUs granted to the reporting director on 08/01/2025
• 6,975 RSUs vested and converted into 6,975 Class A shares on 08/01/2025

Negative

• 1,961 RSUs remain unvested and subject to future vesting through 07/01/2026

Insights

Equity Compensation Analyst

Director received immediate equity via RSU conversion; partial vesting schedule remains.

The reporting shows a grant of 8,936 RSUs with 6,975 units vesting and converting to Class A shares on 08/01/2025, creating immediate equity ownership for the director. The remaining 1,961 RSUs vest in four scheduled installments of 490 units each through 07/01/2026, which staggers future dilution and aligns incentives over time.

Corporate Governance Specialist

Amended Form 4 documents insider compensation disclosure and timing.

The amendment records both the grant and the conversion upon vesting, clarifying beneficial ownership changes for compliance with Section 16 reporting. The immediate vesting portion increases the director's reported share count by 6,975, while the remaining scheduled vesting preserves ongoing alignment with the company.

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

OMB APPROVAL

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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)
08/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
08/04/2025

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	08/01/2025		M(1)		6,975	A	$0	6,975	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)	08/01/2025		A		8,936		(3)	(3)	Class A Common Stock	8,936	$0	8,936	D
Restricted Stock Units	(2)	08/01/2025		M			6,975	(3)	(3)	Class A Common Stock	6,975	$0	1,961	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. 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 and 490 vest on each of October 1, 2025, 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.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Sidus Space (SIDU) report on Form 4/A for John Cole?

The Form 4/A shows John Cole was granted 8,936 RSUs on 08/01/2025, of which 6,975 vested and converted to Class A shares on that date.

How many shares did the reporting person own after the reported transaction?

Following the conversion on 08/01/2025, the reporting person beneficially owned 6,975 shares of Class A Common Stock from the vested RSUs.

What is the remaining vesting schedule for the unvested RSUs?

The remaining 1,961 RSUs vest in four installments of 490 RSUs each on 10/01/2025, 01/01/2026, 04/01/2026, and 07/01/2026.

Was there any cash consideration for the RSU conversion?

No cash consideration was reported; the RSU conversions and grants are reported with a $0 price.

When was the Form 4 amended and signed?

The earliest transaction date is 08/01/2025, the Form 4 was amended on 08/04/2025, and the signature appears dated 10/02/2025.