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M 10b5-1 Plan

$ Value

$0

Shares

2,000

Price

$0

Filed

Nov 6

Insider

Name

Choudary Kiran Kumar

Title

Chief Financial Officer

CIK

0002020220

Roles

Officer

Transaction Details

Transaction Date

2025-11-05

Code

M

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

54,450

Footnotes

This sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan, adopted January 15, 2025. | The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.04 to $72.59 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote. | 1/4 of the shares subject to the option vested on August 20, 2019, and 1/48 of the shares vested monthly thereafter. | 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.

Filing Info

Accession No.

0002020220-25-000012

Form Type

4

Issuer CIK

0001943896

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