25 insiders reported 819 Form 4 transactions for Rubrik, Inc. (RBRK) over the past 18 months (most recent 2026-09-17). Recent activity: Choudary Kiran Kumar (Chief Financial Officer) Buy 4,000 shares, Choudary Kiran Kumar (Chief Financial Officer) Sell 2,572 shares, Choudary Kiran Kumar (Chief Financial Officer) Sell 1,100 shares, Choudary Kiran Kumar (Chief Financial Officer) Sell 586 shares, Choudary Kiran Kumar (Chief Financial Officer) Sell 1,214 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Buy | 4,000 | $0 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 2,572 | $277,905 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 1,100 | $108,988 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 586 | $58,717 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 1,214 | $123,185 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 700 | $71,904 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 400 | $41,392 |
| 2026-09-17 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 10,436 | $1.0M |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 200 | $20,410 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 200 | $20,772 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 300 | $31,794 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 2,728 | $293,042 |
| 2026-09-17 | Choudary Kiran Kumar | Chief Financial Officer | Sell | 13,995 | $1.4M |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 369 | $32,306 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 2,767 | $250,220 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 7,836 | $716,759 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 2,217 | $203,853 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Buy | 12,820 | $0 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 3,243 | $289,697 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Buy | 12,820 | $0 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 3,237 | $295,085 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 1,013 | $93,277 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 30 | $2,786 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Buy | 12,820 | $0 |
| 2026-09-10 | Nithrakashyap Arvind | Chief Technology Officer | Sell | 5,297 | $478,902 |
Source: SEC Form 4 filings · as of 2026-09-17