Lin Christiana L 4

4 · BlackSky Technology Inc. · Filed Mar 12, 2026

AI-generated summary of this filing

Updated Mar 12, 2026

BlackSky (BKSY) GC/CAO Christiana Lin Receives RSUs; Shares Withheld

What Happened

Christiana Lin, General Counsel and Chief Administrative Officer of BlackSky Technology (BKSY), received a grant/award of 72,916 restricted stock units (RSUs) on 2026-03-10 (transaction code A). On 2026-03-11, 13,741 shares were withheld to satisfy tax withholding obligations at $24.00 per share (transaction code F), representing $329,784. The withholding was a non-market remittance of shares to cover taxes associated with the net settlement of vested RSUs.

Key Details

Transaction dates and types: 2026-03-10 — RSU grant/acquisition (A) of 72,916 RSUs at $0.00; 2026-03-11 — tax withholding (F) of 13,741 shares at $24.00 each (total $329,784).
Shares owned after transaction: Not specified in the provided filing.
Notable footnotes:
- Withheld shares were remitted to the issuer to satisfy tax obligations and were not sold on the open market (F1).
- The securities are RSUs, each representing the right to one share subject to vesting conditions (F2/F3).
- Vesting schedule (per filing): 25% vests on March 10, 2027, then 1/16 of the total RSUs vests quarterly on March 10, June 10, September 10 and December 10 thereafter, subject to continued service.
Filing/timeliness: Report filed 2026-03-12 for transactions with report period 2026-03-10; filing does not indicate a late report.

Context

This filing reflects an award/vesting event and routine tax withholding, not an open-market sale or purchase signal. RSU grants indicate future potential equity ownership as they vest; withheld shares are a common administrative step to cover taxes on vested awards.

Form 4

Period: 2026-03-10

General Counsel & CAO

Transactions

Tax Payment
Class A Common Stock
[F1][F2]
2026-03-11$24.00/sh−13,741$329,784→ 379,817 total
Award
Class A Common Stock
[F3][F2]
2026-03-10+72,916→ 452,733 total

Footnotes (3)

[F1]Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of vested restricted stock units (RSUs) and not a market transaction.
[F2]Certain of these securities are RSUs. Each RSU represents a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU.
[F3]These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Class A Common Stock. The RSUs will vest as follows: one-fourth of the RSUs will vest on March 10, 2027, and thereafter, one-sixteenth of the total number of RSUs will vest quarterly on the 10th day of the third month of each quarter (March 10 June 10 September 10 and December 10), in each case subject to the Reporting Person continuing to be a service provider through the applicable vesting date.

Signature

/s/ Christiana L. Lin|2026-03-12

1 file