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Stephens Investment Management Group LLC: ONTO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Stephens Investment Management Group LLC on ONTO, newest first. How the timeline and the estimate are built.

Stephens Investment Management Group LLC held 186,492 ONTO shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 186,492 shares
    Change vs previous 13F +50,056 shares

    0.39% of the 13F portfolio, value $70,577,898.

    13F-HR 0001314440-26-000010 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • STEPHENS INC /AR/: 1,015 shares
    • Stephens Investment Management Group LLC: 185,477 shares

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

  2. period ended2026-03-31
    13F 136,436 shares
    Change vs previous 13F +136,436 shares

    0.18% of the 13F portfolio, value $27,978,931.

    13F-HR 0001314440-26-000006 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • STEPHENS INC /AR/: 1,067 shares
    • Stephens Investment Management Group LLC: 135,369 shares

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

  3. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -182,285 shares

    13F-HR 0001314440-25-000016 filed by Stephens Investment Management Group 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.

  4. period ended2025-06-30
    13F 182,285 shares
    Change vs previous 13F -105,187 shares

    0.24% of the 13F portfolio, value $18,398,025.

    13F-HR 0001314440-25-000010 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 287,472 shares
    Change vs previous 13F -3,839 shares

    0.5% of the 13F portfolio, value $34,881,852.

    13F-HR 0001314440-25-000006 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • STEPHENS INC /AR/: 0 shares
    • Stephens Investment Management Group LLC: 287,472 shares

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

  6. period ended2024-12-31
    13F 291,311 shares
    Change vs previous 13F -129,940 shares

    0.33% of the 13F portfolio, value $48,552,804.

    13F-HR 0001314440-25-000003 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • STEPHENS INC /AR/: 1,921 shares
    • Stephens Investment Management Group LLC: 289,390 shares

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

  7. period ended2024-09-30
    13F 421,251 shares
    Change vs previous 13F not available

    0.61% of the 13F portfolio, value $87,434,858.

    13F-HR 0001314440-24-000018 filed by Stephens Investment Management Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • STEPHENS INC /AR/: 1,391 shares
    • Stephens Investment Management Group LLC: 419,860 shares

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