January 7, 2026 · Form 4 insider transaction
Choudary Kiran Kumar sold 2,000 shares of RBRK at $0.00 per share, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.
1/4 of the shares subject to the option vested on August 20, 2019, and 1/48 of the shares vested monthly thereafter.