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a16z Capital Management, L.L.C.: RBRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of a16z Capital Management, L.L.C. on RBRK, newest first. How the timeline and the estimate are built.

a16z Capital Management, L.L.C. held 0 RBRK shares at 2025-09-30 per its 13F-HR filed 2025-11-05.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -171 shares

    13F-HR 0002009275-25-000011 filed by a16z Perennial Management, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 171 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $15,320.

    13F-HR 0002009275-25-000007 filed by a16z Perennial Management, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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