InsiderTrades

Form 4 for RBRK Rubrik, Inc.

Accepted 2026-06-01 17:46:08 ET · period of report 2026-05-29 · accession 0001707744-26-000008 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DT 2026-06-01 17:46 2026-05-29 RBRK Wassenaar Yvonne Dir C - Cnv Deriv $0.00 +2,163 5,164 +72% $0
DT 2026-06-01 17:46 2026-05-29 RBRK Wassenaar Yvonne Dir S - Sale $75.00 -2,838 2,326 -55% -$212.8K
DT 2026-06-01 17:46 2026-05-29 RBRK Wassenaar Yvonne Dir C - Cnv Deriv $0.00 -2,163 33.8K -6% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-05-29 C A 2,163 $0.00 5,164 D — —
2 Common Class A Common Stock 2026-05-29 S D 2,838 $75.00 2,326 D — — (F1) This sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan, adopted December 15, 2025.
3 Derivative Class B Common Stock 2026-05-29 C D 2,163 $0.00 33,837 D — · — to — 2,163 Class A Common Stock (F2) 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. (F2) 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. (F2) 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.