Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market sales filed in June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings Direct: $13.2M Indirect: $0 $13.2M as of 2026-09-16 Direct $13.2M Indirect $0RBRK direct 125,351 sh $13.2M
Trades by company RBRK · 152 trades2026-07-13: Sale, 3,979 sh ($331K) 2026-07-10: Conversion, 259,005 sh ($0) 2026-07-10: Conversion, 370,033 sh ($0) 2026-07-10: Conversion, 470,148 sh ($0) 2026-07-10: Conversion, 241,577 sh ($0) 2026-07-10: Conversion, 1,040,590 sh ($0) 2026-07-10: Other acquisition, 6,308 sh ($0) 2026-07-10: Other acquisition, 34,399 sh ($0) 2026-07-10: Other acquisition, 11,874 sh ($0) 2026-07-10: Other acquisition, 3,979 sh ($0) 2026-07-10: Other acquisition, 94,030 sh ($0) 2026-07-10: Other acquisition, 94,030 sh ($0) 2026-07-10: Other acquisition, 259,005 sh ($0) 2026-07-10: Other acquisition, 370,033 sh ($0) 2026-07-10: Other acquisition, 470,148 sh ($0) 2026-07-10: Other acquisition, 51,215 sh ($0) 2026-07-10: Other acquisition, 51,215 sh ($0) 2026-07-10: Other acquisition, 241,577 sh ($0) 2026-07-10: Other acquisition, 271,855 sh ($0) 2026-07-10: Other acquisition, 271,855 sh ($0) 2026-07-10: Other acquisition, 1,040,590 sh ($0) 2026-07-10: Conversion, 259,005 sh ($0) 2026-07-10: Conversion, 370,033 sh ($0) 2026-07-10: Conversion, 470,148 sh ($0) 2026-07-10: Conversion, 241,577 sh ($0) 2026-07-10: Conversion, 1,040,590 sh ($0) 2026-06-26: Sale, 3,979 sh ($284K) 2026-06-24: Other acquisition, 470,148 sh ($0) 2026-06-24: Conversion, 259,005 sh ($0) 2026-06-24: Conversion, 370,033 sh ($0) 2026-06-24: Conversion, 470,148 sh ($0) 2026-06-24: Conversion, 241,577 sh ($0) 2026-06-24: Conversion, 1,040,590 sh ($0) 2026-06-24: Other acquisition, 6,308 sh ($0) 2026-06-24: Other acquisition, 34,399 sh ($0) 2026-06-24: Other acquisition, 11,874 sh ($0) 2026-06-24: Other acquisition, 3,979 sh ($0) 2026-06-24: Other acquisition, 94,030 sh ($0) 2026-06-24: Other acquisition, 94,030 sh ($0) 2026-06-24: Other acquisition, 259,005 sh ($0) 2026-06-24: Other acquisition, 370,033 sh ($0) 2026-06-24: Conversion, 470,148 sh ($0) 2026-06-24: Conversion, 241,577 sh ($0) 2026-06-24: Conversion, 1,040,590 sh ($0) 2026-06-24: Other acquisition, 1,040,590 sh ($0) 2026-06-24: Other acquisition, 51,215 sh ($0) 2026-06-24: Other acquisition, 51,215 sh ($0) 2026-06-24: Other acquisition, 241,577 sh ($0) 2026-06-24: Other acquisition, 271,855 sh ($0) 2026-06-24: Other acquisition, 271,855 sh ($0) 2026-06-24: Conversion, 259,005 sh ($0) 2026-06-24: Conversion, 370,033 sh ($0) 2026-06-03: Award / grant, 3,709 sh ($0) 2026-01-15: Award / grant, 220 sh ($0) 2025-12-12: Sale, 97,658 sh ($8.0M) 2025-12-12: Sale, 4,001 sh ($342K) 2025-12-11: Other acquisition, 8,410 sh ($0) 2025-12-11: Other acquisition, 1,387,454 sh ($0) 2025-12-11: Other acquisition, 362,473 sh ($0) 2025-12-11: Other acquisition, 362,473 sh ($0) 2025-12-11: Other acquisition, 322,103 sh ($0) 2025-12-11: Other acquisition, 15,832 sh ($0) 2025-12-11: Other acquisition, 45,865 sh ($0) 2025-12-11: Conversion, 1,387,454 sh ($0) 2025-12-11: Conversion, 322,103 sh ($0) 2025-12-11: Conversion, 626,864 sh ($0) 2025-12-11: Conversion, 493,378 sh ($0) 2025-12-11: Conversion, 345,340 sh ($0) 2025-12-11: Conversion, 101,659 sh ($0) 2025-12-11: Other acquisition, 68,285 sh ($0) 2025-12-11: Other acquisition, 68,285 sh ($0) 2025-12-11: Other acquisition, 626,864 sh ($0) 2025-12-11: Other acquisition, 493,378 sh ($0) 2025-12-11: Other acquisition, 345,340 sh ($0) 2025-12-11: Other acquisition, 125,373 sh ($0) 2025-12-11: Other acquisition, 125,373 sh ($0) 2025-12-11: Other acquisition, 5,307 sh ($0) 2025-12-11: Conversion, 1,387,454 sh ($0) 2025-12-11: Conversion, 322,103 sh ($0) 2025-12-11: Conversion, 626,864 sh ($0) 2025-12-11: Conversion, 493,378 sh ($0) 2025-12-11: Conversion, 345,340 sh ($0) 2025-12-11: Conversion, 101,659 sh ($0) 2025-06-30: Sale, 16,984 sh ($1.5M) 2025-06-26: Conversion, 892,000 sh ($0) 2025-06-26: Conversion, 1,274,000 sh ($0) 2025-06-26: Conversion, 2,004,000 sh ($0) 2025-06-26: Conversion, 1,031,000 sh ($0) 2025-06-26: Conversion, 4,440,000 sh ($0) 2025-06-26: Other acquisition, 26,922 sh ($0) 2025-06-26: Other acquisition, 892,000 sh ($0) 2025-06-26: Other acquisition, 1,274,000 sh ($0) 2025-06-26: Other acquisition, 2,004,000 sh ($0) 2025-06-26: Other acquisition, 218,572 sh ($0) 2025-06-26: Other acquisition, 218,572 sh ($0) 2025-06-26: Other acquisition, 1,031,000 sh ($0) 2025-06-26: Other acquisition, 1,159,950 sh ($0) 2025-06-26: Other acquisition, 400,800 sh ($0) 2025-06-26: Other acquisition, 400,800 sh ($0) 2025-06-26: Other acquisition, 16,984 sh ($0) 2025-06-26: Other acquisition, 50,614 sh ($0) 2025-06-26: Other acquisition, 146,773 sh ($0) 2025-06-26: Other acquisition, 4,440,000 sh ($0) 2025-06-26: Conversion, 892,000 sh ($0) 2025-06-26: Conversion, 1,274,000 sh ($0) 2025-06-26: Conversion, 2,004,000 sh ($0) 2025-06-26: Conversion, 1,031,000 sh ($0) 2025-06-26: Other acquisition, 1,159,950 sh ($0) 2025-06-26: Conversion, 4,440,000 sh ($0) 2025-06-25: Award / grant, 2,702 sh ($0) 2025-04-15: Sale, 13,213 sh ($832K) 2025-03-25: Other acquisition, 649 sh ($0) 2025-03-25: Other acquisition, 3,330,000 sh ($0) 2025-03-25: Conversion, 18,084 sh ($0) 2025-03-25: Conversion, 304,978 sh ($0) 2025-03-25: Conversion, 1,083,000 sh ($0) 2025-03-25: Conversion, 1,504,000 sh ($0) 2025-03-25: Conversion, 18,084 sh ($0) 2025-03-25: Conversion, 774,000 sh ($0) 2025-03-25: Other acquisition, 26,289 sh ($0) 2025-03-25: Other acquisition, 110,080 sh ($0) 2025-03-25: Other acquisition, 28,296 sh ($0) 2025-03-25: Other acquisition, 13,213 sh ($0) 2025-03-25: Other acquisition, 18,084 sh ($0) 2025-03-25: Other acquisition, 64,838 sh ($0) 2025-03-25: Other acquisition, 64,838 sh ($0) 2025-03-25: Other acquisition, 304,978 sh ($0) 2025-03-25: Other acquisition, 224,063 sh ($0) 2025-03-25: Other acquisition, 224,063 sh ($0) 2025-03-25: Other acquisition, 758,000 sh ($0) 2025-03-25: Other acquisition, 1,083,000 sh ($0) 2025-03-25: Conversion, 1,083,000 sh ($0) 2025-03-25: Conversion, 1,504,000 sh ($0) 2025-03-25: Conversion, 774,000 sh ($0) 2025-03-25: Conversion, 3,330,000 sh ($0) 2025-03-25: Conversion, 758,000 sh ($0) 2025-03-25: Conversion, 3,330,000 sh ($0) 2025-03-25: Other acquisition, 869,963 sh ($0) 2025-03-25: Other acquisition, 1,504,000 sh ($0) 2025-03-25: Other acquisition, 145,028 sh ($0) 2025-03-25: Other acquisition, 145,028 sh ($0) 2025-03-25: Other acquisition, 774,000 sh ($0) 2025-03-25: Other acquisition, 869,963 sh ($0) 2025-03-25: Conversion, 304,978 sh ($0) 2025-03-25: Conversion, 758,000 sh ($0) 2025-01-15: Other acquisition, 764,208 sh ($0) 2025-01-15: Other acquisition, 534,945 sh ($0) 2025-01-15: Conversion, 764,208 sh ($0) 2025-01-15: Conversion, 534,945 sh ($0) 2025-01-15: Award / grant, 230 sh ($0) 2025-01-15: Conversion, 764,208 sh ($0) 2025-01-15: Conversion, 534,945 sh ($0) Filing ledger Date Company Action Shares @ price Value Ownership Δ Owned after Filing 2026-07-13 RBRK Sale 3,979 @ $83.10 $331K −100.0% of holding 0 Form 4 2026-06-26 RBRK Sale 3,979 @ $71.49 $284K −100.0% of holding 0 Form 4 2025-12-12 RBRK Sale 97,658 @ $81.67 $8.0M −96.1% of holding 4,001 Form 4 2025-12-12 RBRK Sale 4,001 @ $85.50 $342K −100.0% of holding 0 Form 4 2025-06-30 RBRK Sale 16,984 @ $89.47 $1.5M −100.0% of holding 0 Form 4 2025-04-15 RBRK Sale 13,213 @ $62.98 $832K −100.0% of holding 0 Form 4
146 award / exercise / gift records — not counted as purchases Date Company Action Shares Owned after Filing 2026-07-10 RBRK Conversion 259,005 518,008 Form 4 2026-07-10 RBRK Conversion 370,033 740,067 Form 4 2026-07-10 RBRK Conversion 470,148 940,297 Form 4 2026-07-10 RBRK Conversion 241,577 483,153 Form 4 2026-07-10 RBRK Conversion 1,040,590 2,081,182 Form 4 2026-07-10 RBRK Other acquisition 6,308 96,525 Form 4 2026-07-10 RBRK Other acquisition 34,399 511,537 Form 4 2026-07-10 RBRK Other acquisition 11,874 125,351 Form 4 2026-07-10 RBRK Other acquisition 3,979 3,979 Form 4 2026-07-10 RBRK Other acquisition 94,030 0 Form 4 2026-07-10 RBRK Other acquisition 94,030 94,030 Form 4 2026-07-10 RBRK Other acquisition 259,005 0 Form 4 2026-07-10 RBRK Other acquisition 370,033 0 Form 4 2026-07-10 RBRK Other acquisition 470,148 0 Form 4 2026-07-10 RBRK Other acquisition 51,215 0 Form 4 2026-07-10 RBRK Other acquisition 51,215 51,215 Form 4 2026-07-10 RBRK Other acquisition 241,577 0 Form 4 2026-07-10 RBRK Other acquisition 271,855 0 Form 4 2026-07-10 RBRK Other acquisition 271,855 271,855 Form 4 2026-07-10 RBRK Other acquisition 1,040,590 0 Form 4 2026-07-10 RBRK Conversion 259,005 259,005 Form 4 2026-07-10 RBRK Conversion 370,033 370,033 Form 4 2026-07-10 RBRK Conversion 470,148 470,148 Form 4 2026-07-10 RBRK Conversion 241,577 241,577 Form 4 2026-07-10 RBRK Conversion 1,040,590 1,040,590 Form 4 2026-06-24 RBRK Other acquisition 470,148 0 Form 4 2026-06-24 RBRK Conversion 259,005 777,013 Form 4 2026-06-24 RBRK Conversion 370,033 1,110,100 Form 4 2026-06-24 RBRK Conversion 470,148 1,410,445 Form 4 2026-06-24 RBRK Conversion 241,577 724,730 Form 4 2026-06-24 RBRK Conversion 1,040,590 3,121,772 Form 4 2026-06-24 RBRK Other acquisition 6,308 90,217 Form 4 2026-06-24 RBRK Other acquisition 34,399 477,138 Form 4 2026-06-24 RBRK Other acquisition 11,874 113,477 Form 4 2026-06-24 RBRK Other acquisition 3,979 3,979 Form 4 2026-06-24 RBRK Other acquisition 94,030 0 Form 4 2026-06-24 RBRK Other acquisition 94,030 94,030 Form 4 2026-06-24 RBRK Other acquisition 259,005 0 Form 4 2026-06-24 RBRK Other acquisition 370,033 0 Form 4 2026-06-24 RBRK Conversion 470,148 470,148 Form 4
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