$ Value
$0
Shares
2,000
Price
$0
Filed
Sep 18
Insider
Name
Choudary Kiran Kumar
Title
Chief Financial Officer
CIK
0002020220
Roles
Transaction Details
Transaction Date
2025-09-17
Code
C
Table
Derivative
Ownership
Direct
Equity Swap
No
Shares After
—
Footnotes
This sale reported on this Form 4 was effected pursuant to the Issuer's policy requiring sell-to-cover to satisfy certain tax obligations of the Reporting Person incurred with the vesting and settlement of certain Restricted Stock Units (RSUs). | This sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan, adopted January 15, 2025. | Each RSU represents a contingent right to receive one share of Class B Common Stock. | The RSUs shall vest as follows: 1/16 of the shares subject to the RSU vested on June 15, 2022, and 1/16 of the shares subject to the RSU vest every quarter thereafter, and a liquidity event-based vesting condition which was satisfied upon the effectiveness of the registration statement on Form S-1 filed by the Issuer in connection with the Issuer's initial public offering, all subject to the Reporting Person continuing to have a Service Relationship (as defined in the Issuer's Amended and Restated 2014 Stock Option and Grant Plan). | Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. | 1/4 of the shares subject to the option vested on August 20, 2019, and 1/48 of the shares vested monthly thereafter.
Filing Info
Choudary Kiran Kumar's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-04-14 | RBRK | A | $0 |
| 2026-04-07 | RBRK | C | $0 |
| 2026-04-07 | RBRK | ▼ | $198K |
| 2026-04-07 | RBRK | ▼ | $515K |
| 2026-04-07 | RBRK | ▼ | $273K |
| 2026-04-07 | RBRK | ▼ | $48K |
| 2026-04-07 | RBRK | M | $0 |
| 2026-04-07 | RBRK | M | $0 |
| 2026-04-07 | RBRK | C | $0 |
| 2026-03-24 | RBRK | C | $0 |
Other Insiders at RBRK (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| MCLAUGHLIN MARK D | $502K | — | 2026-03-30 |
| THOMPSON JOHN WENDELL | — | $2.1M | 2026-04-01 |
|
Nithrakashyap Arvind
Chief Technology Officer
|
— | $1.4M | 2026-04-14 |
|
McCarthy Brian K.
Pres.,Global Sales & Field Ops
|
— | — | 2026-01-31 |
|
Choudary Kiran Kumar
Chief Financial Officer
|
— | $8.0M | 2026-04-14 |