BlackSky (NYSE: BKSY) director takes stock in lieu of cash fees

Rhea-AI Filing Summary

BlackSky Technology Inc. director William D. Porteous reported receiving 1,200 shares of Class A Common Stock on 12/31/2025 as compensation. He elected to take stock instead of cash for his quarterly director fees, with the share amount based on the closing price of the stock on December 31, 2025.

After this grant, he beneficially owned 76,891 shares directly and 719,881 shares indirectly through RRE Ventures IV, L.P. This filing reflects routine equity-based compensation and updated ownership totals for a board member.

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Porteous William D.

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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	12/31/2025		A		1,200(1)	A	$0	76,891	D
Class A Common Stock								719,881	I	See footnote(2)

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. These shares represent the Class A Common Stock that the Reporting Person elected to receive in lieu of cash compensation under the Issuer's Outside Director Compensation Policy for the quarter ended December 31, 2025. The number of shares awarded in lieu of cash was calculated based on the closing price of a share of Class A Common Stock on December 31, 2025.

2. These shares are held by RRE Ventures IV, L.P. ("Ventures IV"). The general partner of Ventures IV is RRE Ventures GP VI, LLC ("GP VI"). The managing members and officers of GP VI are James D. Robinson IV, Stuart J. Ellman, and William D. Porteous. Each of GP VI and Messrs. Robinson IV, Ellman, and Porteous disclaim beneficial ownership of the securities reported on this Form 4, except to the extent of its or his pecuniary interest therein, if any.

Remarks:

	/s/ Christiana L. Lin, attorney-in-fact on behalf of William D. Porteous	01/02/2026
	** 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 insider transaction did BlackSky (BKSY) report in this Form 4?

BlackSky reported that director William D. Porteous received 1,200 shares of Class A Common Stock on 12/31/2025 as compensation in lieu of cash under the company’s Outside Director Compensation Policy.

At what price was the BlackSky (BKSY) stock compensation calculated for the director?

The 1,200 shares of Class A Common Stock awarded to the director were calculated based on the closing price of the stock on December 31, 2025.

How many BlackSky (BKSY) shares does the director own after this transaction?

Following the reported transaction, the director beneficially owned 76,891 shares of Class A Common Stock directly and 719,881 shares indirectly through RRE Ventures IV, L.P.

Why did the BlackSky (BKSY) director receive shares instead of cash?

The director elected to receive Class A Common Stock in lieu of cash compensation for the quarter ended December 31, 2025, as permitted under BlackSky’s Outside Director Compensation Policy.

Who holds the indirect BlackSky (BKSY) shares reported in this Form 4?

The 719,881 indirect shares are held by RRE Ventures IV, L.P. The filing notes that the general partner and certain individuals disclaim beneficial ownership except to the extent of their pecuniary interest.

Is this BlackSky (BKSY) Form 4 related to options or other derivative securities?

No derivative securities transactions are reported in this filing. Table II for derivative securities is present but contains no entries.