Skip to content
Disclosery

NEXT CENTURY GROWTH INVESTORS LLC: SIBN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of NEXT CENTURY GROWTH INVESTORS LLC on SIBN, newest first. How the timeline and the estimate are built.

NEXT CENTURY GROWTH INVESTORS LLC held 585,289 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 585,289 shares
    Change vs previous 13F +201,331 shares

    0.51% of the 13F portfolio, value $9,551,916.

    13F-HR 0001134007-26-000006 filed by NEXT CENTURY GROWTH INVESTORS 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 383,958 shares
    Change vs previous 13F +241,960 shares

    0.35% of the 13F portfolio, value $4,849,389.

    13F-HR 0001134007-26-000003 filed by NEXT CENTURY GROWTH INVESTORS 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 141,998 shares
    Change vs previous 13F +118,657 shares

    0.19% of the 13F portfolio, value $2,800,200.

    13F-HR 0001134007-26-000002 filed by NEXT CENTURY GROWTH INVESTORS LLC
    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 23,341 shares
    Change vs previous 13F -233,004 shares

    0.03% of the 13F portfolio, value $343,579.

    13F-HR 0001134007-25-000012 filed by NEXT CENTURY GROWTH INVESTORS LLC
    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 256,345 shares
    Change vs previous 13F +256,345 shares

    0.37% of the 13F portfolio, value $4,824,412.

    13F-HR 0001134007-25-000009 filed by NEXT CENTURY GROWTH INVESTORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -1,295 shares

    13F-HR 0001134007-25-000007 filed by NEXT CENTURY GROWTH INVESTORS LLC
    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.

  7. period ended2024-12-31
    13F 1,295 shares
    Change vs previous 13F -880,173 shares

    <0.01% of the 13F portfolio, value $18,155.

    13F-HR 0001134007-25-000002 filed by NEXT CENTURY GROWTH INVESTORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 881,468 shares
    Change vs previous 13F not available

    1% of the 13F portfolio, value $12,322,922.

    13F-HR 0001134007-24-000008 filed by NEXT CENTURY GROWTH INVESTORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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