BKSY CFO reports tax‑withholding sale; holds 476,285 shares

Rhea-AI Filing Summary

BlackSky Technology (BKSY) filed a Form 4/A showing its Chief Financial Officer, Henry Dubois, reported a sale of 29,943 shares of Class A common stock on 09/12/2025 at a weighted-average price of $17.45. The filing states the shares were sold to cover statutory tax withholding from RSU vesting and were not a discretionary sale.

Following the transaction, Dubois beneficially owns 476,285 shares directly. The amendment corrects details from an original filing made on 09/15/2025.

Insider Trade Summary

Net Seller: 29,943 shares ($522,505)

Net Sell 1 txn

Insider Dubois Henry Edward

Role Chief Financial Officer

Sold 29,943 shs ($523K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	29,943	$17.45	$523K

Holdings After Transaction: Class A Common Stock — 476,285 shares (Direct)

Footnotes (1)

1. Represents the number of shares sold to cover the statutory tax withholding obligations in connection with the vesting of Restricted Stock Units (RSUs) and does not represent a discretionary sale by the Reporting Person. The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. The original Form 4, filed September 15, 2025, incorrectly reported details of the transaction, which have been corrected.

Form 4 Insider Transactions: What Each Field Means →

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Dubois Henry Edward

(Last) (First) (Middle)

C/O BLACKSKY TECHNOLOGY INC.,

2411 DULLES CORNER PARK, SUITE 300

(Street)

HERNDON VA 20171

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BlackSky Technology Inc. [ BKSY ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
09/15/2025

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	09/12/2025		S		29,943(1)	D	$17.45	476,285(2)	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

Explanation of Responses:

1. Represents the number of shares sold to cover the statutory tax withholding obligations in connection with the vesting of Restricted Stock Units (RSUs) and does not represent a discretionary sale by the Reporting Person. The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold.

2. The original Form 4, filed September 15, 2025, incorrectly reported details of the transaction, which have been corrected.

Remarks:

	/s/ Christiana L. Lin, attorney-in-fact on behalf of Henry Dubois	10/17/2025
	** 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 BKSY disclose in this Form 4/A?

A sale of 29,943 shares by CFO Henry Dubois on 09/12/2025 at a weighted-average price of $17.45 to cover RSU tax withholding.

Was the BKSY CFO’s stock sale discretionary?

No. The filing states the sale was to cover statutory tax withholding from RSU vesting, not a discretionary sale.

How many BKSY shares does the CFO own after the transaction?

He beneficially owns 476,285 shares directly after the reported transaction.

Why is this a Form 4/A amendment for BKSY?

It corrects details from the original filing made on 09/15/2025.

Who is the reporting person in the BKSY filing?

BlackSky’s Chief Financial Officer Henry Dubois is the reporting person.

What security was involved in the BKSY transaction?

Class A common stock of BlackSky Technology Inc. (BKSY).