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Disclosery

Holocene Advisors, LP: RBRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Holocene Advisors, LP on RBRK, newest first. How the timeline and the estimate are built.

Holocene Advisors, LP held 525,000 RBRK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 525,000 shares
    Change vs previous 13F -30,713 shares

    0.1% of the 13F portfolio, value $42,147,000.

    13F-HR 0001172661-26-003735 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 555,713 shares
    Change vs previous 13F +30,713 shares

    0.07% of the 13F portfolio, value $27,213,266.

    13F-HR 0001172661-26-002328 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 525,000 shares
    Change vs previous 13F 0 shares

    0.08% of the 13F portfolio, value $40,152,000.

    13F-HR 0001172661-26-001069 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 525,000 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $43,181,250.

    13F-HR 0001172661-25-005031 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 525,000 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $47,034,750.

    13F-HR 0001172661-25-003485 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).