CHOUDARY KIRAN KUMAR

PrivateCIK: 2020220
Location

PALO ALTO, CA

CHOUDARY KIRAN KUMAR (Chief Financial Officer) sold 1.0% of their position (10K shares) of RUBRIK, INC. on the open market

Open‑market sale worth $983.2K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderCHOUDARY KIRAN KUMARCIK 2020220
IssuerRUBRIK, INC.CIK 1943896
Officer· Chief Financial Officer
Since Feb 2026
-10K
Net shares
Net seller
$983.2K
Total sold
3
Open market trades
0B · 3S
7
Total transactions
8K acquired · 18K disposed
Non-Derivative Transactions4

Class A Common Stock

Direct
C · Conversion

Shares

+4K

Price / share

Trade value

% of position

0.4%
8/24/2026
984.07K988.07K

Class A Common Stock

Direct
S · Sale

Shares

4.40K

Price / share

$97.81

Trade value

$430.36K

% of position

0.4%
8/24/2026
988.07K983.67K

Class A Common Stock

Direct
S · Sale

Shares

5.30K

Price / share

$98.65

Trade value

$522.85K

% of position

0.5%
8/24/2026
983.67K978.37K

Class A Common Stock

Direct
S · Sale

Shares

300.00

Price / share

$99.93

Trade value

$29.98K

% of position

0.0%
8/24/2026
978.37K978.07K
Total

Net shares

6K

Net value

-$983.19K

Derivative Transactions3

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Class B Common Stock

4K shares

Shares

4K

Strike price

7.99

Held after

15.45K

Exercisable

8/24/2026

Class B Common Stock

Direct
M · Option Exercise
Converts to

Class A Common Stock

4K shares

Shares

+4K

Strike price

Held after

4K

Exercisable

8/24/2026

Class B Common Stock

Direct
C · Conversion
Converts to

Class A Common Stock

4K shares

Shares

4K

Strike price

Held after

0.00

Exercisable

8/24/2026