$ Value
$0
Shares
1,500
Price
$0
Filed
Dec 10
Insider
Name
Porteous William D.
Title
—
CIK
0001865965
Roles
Transaction Details
Transaction Date
2025-12-10
Code
A
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
75,691
Footnotes
These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. These RSUs are awarded in connection with a review conducted by the Company's Compensation Committee of Outside Director Compensation and will vest in full upon the earlier of (i) September 11, 2026 or (ii) the date of the next Annual Meeting following the Transaction Date, subject to the Outside Director remaining a Service Provider through such vesting date. | 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.
Filing Info
Porteous William D.'s History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-03-31 | BKSY | A | $0 |
| 2025-12-31 | BKSY | A | $0 |
| 2025-12-10 | BKSY | A | $0 |
| 2025-09-30 | BKSY | A | $0 |
| 2025-09-11 | BKSY | A | $0 |
| 2025-06-30 | BKSY | A | $0 |
Other Insiders at BKSY (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| TOLONEN JAMES R | — | — | 2026-03-31 |
|
Dubois Henry Edward
Chief Financial Officer
|
— | — | 2026-03-11 |
|
Lin Christiana L
General Counsel & CAO
|
— | — | 2026-03-11 |
| Abraham Magid M | — | — | 2026-03-31 |
|
O'Toole Brian E
CEO and President
|
— | — | 2026-03-11 |
|
Ward Tracy
SVP & Controller
|
— | — | 2026-03-11 |
| Gordon Susan M. | — | — | 2026-03-31 |
| Porteous William D. | — | — | 2026-03-31 |