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Disclosery

GILDER GAGNON HOWE & CO LLC: SIBN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GILDER GAGNON HOWE & CO LLC on SIBN, newest first. How the timeline and the estimate are built.

GILDER GAGNON HOWE & CO LLC held 1,253,042 SIBN 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 1,253,042 shares
    Change vs previous 13F +204,526 shares

    0.21% of the 13F portfolio, value $20,449,645.

    13F-HR 0001172661-26-003462 filed by GILDER GAGNON HOWE & CO LLC
    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 1,048,516 shares
    Change vs previous 13F +634,558 shares

    0.16% of the 13F portfolio, value $13,242,757.

    13F-HR 0001172661-26-002064 filed by GILDER GAGNON HOWE & CO LLC
    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 413,958 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $8,163,252.

    13F-HR 0001172661-26-000858 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

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