BKSY insider files Form 144 to sell 31,646 vested RSUs via Morgan Stanley

Rhea-AI Filing Summary

BlackSky Technology Inc. (BKSY) filed a Form 144 reporting a proposed sale of 31,646 Class A common shares through Morgan Stanley Smith Barney LLC with an aggregate market value of $552,222.70. The shares represent vested restricted share units acquired on 09/10/2025 and are slated for sale on 09/11/2025. The filing lists 35,565,861 shares outstanding for the class and indicates the acquisition was part of equity compensation from the issuer. The filer certifies no undisclosed material adverse information and reports no other sales in the past three months.

Positive

• Transaction arises from vested RSUs, indicating compensation realization rather than opportunistic market accumulation
• Sale will be executed through a major broker (Morgan Stanley Smith Barney LLC), implying standard execution channels and compliance controls

Negative

• Additional shares entering the market (31,646) could exert minor downward pressure, though size versus outstanding shares is small

Insights

Securities Analyst

Routine insider sale of vested RSUs; size appears modest relative to total shares outstanding.

The filing discloses an insider or related person's planned disposal of 31,646 vested restricted share units, executed through a major broker. At an aggregate market value of $552,222.70, the transaction represents a small fraction of the reported 35.6 million shares outstanding, suggesting limited immediate dilution or market impact. The acquisition date one day prior indicates vesting-triggered liquidity rather than open-market accumulation. No prior sales in the past three months are reported, which reduces concerns about a rapid sell-off trend.

Corporate Governance Expert

Compensation-related disposition consistent with routine equity plan mechanics; disclosure meets Rule 144 requirements.

The Form 144 shows the securities were acquired through equity compensation and are being sold promptly after vesting. The filer’s attestation about lacking material nonpublic information and the use of an established broker align with standard compliance practice. Absence of aggregated past three-month sales simplifies interpretation, and the filing contains no statements suggesting governance or disclosure issues beyond the ordinary.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common Stock	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza, 8th Floor New York NY 10004	31646	552222.7	35565861	09/11/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Common Stock	09/10/2025	Restricted Share Units Vesting - See Remarks.	Issuer			31646	09/11/2025	Equity Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does BlackSky's (BKSY) Form 144 report?

The Form 144 reports a proposed sale of 31,646 Class A common shares by a person for whose account the securities were issued, to be executed via Morgan Stanley Smith Barney LLC.

How much are the shares worth in the filing?

The filing lists an aggregate market value of $552,222.70 for the 31,646 shares proposed for sale.

When were the shares acquired and when is the planned sale?

The shares were acquired on 09/10/2025 via restricted share unit vesting and the approximate date of sale is 09/11/2025.

Were there other sales by this person in the past three months?

The filing states "Nothing to Report" for securities sold during the past three months.

What is the total number of Class A shares outstanding disclosed?

The Form 144 shows 35,565,861 Class A shares outstanding.