RBRK.NYSERubrik, INC
Form 4: Rubrik CTO Sells Shares
Sentiment:
Insider Transaction (Form 4)
Arvind Nithrakashyap, Chief Technology Officer and a Director of Rubrik, Inc., sold 38,460 shares of common stock on August 3, 2026.
Summary
- Conversion of derivative: acquired 2,502 Class A Common Stock on August 3, 2026; holds 306,113 after (Direct).
- Open-market sale: disposed of 7,642 Class A Common Stock at $73.72 ($563,368) on August 3, 2026; holds 298,471 after (Direct).
- Open-market sale: disposed of 5,178 Class A Common Stock at $74.52 ($385,865) on August 3, 2026; holds 293,293 after (Direct).
- Conversion of derivative: acquired 12,820 Class A Common Stock on August 4, 2026; holds 306,113 after (Direct).
- Open-market sale: disposed of 212 Class A Common Stock at $76.77 ($16,275) on August 4, 2026; holds 305,901 after (Direct).
- Open-market sale: disposed of 1,303 Class A Common Stock at $77.99 ($101,621) on August 4, 2026; holds 304,598 after (Direct).
- Open-market sale: disposed of 2,981 Class A Common Stock at $79.11 ($235,827) on August 4, 2026; holds 301,617 after (Direct).
- Open-market sale: disposed of 3,767 Class A Common Stock at $79.81 ($300,644) on August 4, 2026; holds 297,850 after (Direct).
- Open-market sale: disposed of 4,557 Class A Common Stock at $80.94 ($368,844) on August 4, 2026; holds 293,293 after (Direct).
- Conversion of derivative: acquired 12,820 Class A Common Stock on August 5, 2026; holds 306,113 after (Direct).
- Open-market sale: disposed of 1,342 Class A Common Stock at $82.08 ($110,151) on August 5, 2026; holds 304,771 after (Direct).
- Open-market sale: disposed of 2,780 Class A Common Stock at $83.17 ($231,213) on August 5, 2026; holds 301,991 after (Direct).
- Open-market sale: disposed of 8,177 Class A Common Stock at $84.10 ($687,686) on August 5, 2026; holds 293,814 after (Direct).
- Open-market sale: disposed of 521 Class A Common Stock at $84.61 ($44,082) on August 5, 2026; holds 293,293 after (Direct).
- Conversion of derivative: disposed of 2,502 Class B Common Stock on August 3, 2026; holds 10,092,350 after (Direct).
- Conversion of derivative: disposed of 12,820 Class B Common Stock on August 4, 2026; holds 10,079,530 after (Direct).
- Conversion of derivative: disposed of 12,820 Class B Common Stock on August 5, 2026; holds 10,066,710 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $3,045,575 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Arvind Nithrakashyap — Director, Officer (Chief Technology Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-03 | Conversion of derivative | Class A Common Stock | 2,502 | — | — | 306,113 |
| 2026-08-03 | Open-market sale | Class A Common Stock | 7,642 | $74 | $563.4K | 298,471 |
| 2026-08-03 | Open-market sale | Class A Common Stock | 5,178 | $75 | $385.9K | 293,293 |
| 2026-08-04 | Conversion of derivative | Class A Common Stock | 12,820 | — | — | 306,113 |
| 2026-08-04 | Open-market sale | Class A Common Stock | 212 | $77 | $16.3K | 305,901 |
| 2026-08-04 | Open-market sale | Class A Common Stock | 1,303 | $78 | $101.6K | 304,598 |
| 2026-08-04 | Open-market sale | Class A Common Stock | 2,981 | $79 | $235.8K | 301,617 |
| 2026-08-04 | Open-market sale | Class A Common Stock | 3,767 | $80 | $300.6K | 297,850 |
| 2026-08-04 | Open-market sale | Class A Common Stock | 4,557 | $81 | $368.8K | 293,293 |
| 2026-08-05 | Conversion of derivative | Class A Common Stock | 12,820 | — | — | 306,113 |
| 2026-08-05 | Open-market sale | Class A Common Stock | 1,342 | $82 | $110.2K | 304,771 |
| 2026-08-05 | Open-market sale | Class A Common Stock | 2,780 | $83 | $231.2K | 301,991 |
| 2026-08-05 | Open-market sale | Class A Common Stock | 8,177 | $84 | $687.7K | 293,814 |
| 2026-08-05 | Open-market sale | Class A Common Stock | 521 | $85 | $44.1K | 293,293 |
| 2026-08-03 | Conversion of derivative | Class B Common Stock | 2,502 | — | — | 10,092,350 |
| 2026-08-04 | Conversion of derivative | Class B Common Stock | 12,820 | — | — | 10,079,530 |
| 2026-08-05 | Conversion of derivative | Class B Common Stock | 12,820 | — | — | 10,066,710 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-03 | Conversion of derivative (2,502 shares) |
| 2026-08-03 | Open-market sale (7,642 shares) |
| 2026-08-03 | Open-market sale (5,178 shares) |
| 2026-08-04 | Conversion of derivative (12,820 shares) |
| 2026-08-04 | Open-market sale (212 shares) |
| 2026-08-04 | Open-market sale (1,303 shares) |
| 2026-08-04 | Open-market sale (2,981 shares) |
| 2026-08-04 | Open-market sale (3,767 shares) |
| 2026-08-04 | Open-market sale (4,557 shares) |
| 2026-08-05 | Conversion of derivative (12,820 shares) |
| 2026-08-05 | Open-market sale (1,342 shares) |
| 2026-08-05 | Open-market sale (2,780 shares) |
| 2026-08-05 | Open-market sale (8,177 shares) |
| 2026-08-05 | Open-market sale (521 shares) |
| 2026-08-03 | Conversion of derivative (2,502 shares) |
| 2026-08-04 | Conversion of derivative (12,820 shares) |
| 2026-08-05 | Conversion of derivative (12,820 shares) |
Keywords
insider transaction, Form 4, RBRK, Rubrik, Inc., bearish, Arvind Nithrakashyap
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