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IRIDIAN ASSET MANAGEMENT LLC/CT: ON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of IRIDIAN ASSET MANAGEMENT LLC/CT on ON, newest first. How the timeline and the estimate are built.

IRIDIAN ASSET MANAGEMENT LLC/CT held 72,979 ON 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 72,979 shares
    Change vs previous 13F -14,899 shares

    2.37% of the 13F portfolio, value $6,899,435.

    13F-HR 0001033427-26-000010 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 87,878 shares
    Change vs previous 13F -3,754 shares

    2.21% of the 13F portfolio, value $5,441,406.

    13F-HR 0001033427-26-000004 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 91,632 shares
    Change vs previous 13F +28,778 shares

    1.83% of the 13F portfolio, value $4,961,873.

    13F-HR 0001033427-26-000003 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 62,854 shares
    Change vs previous 13F -6,886 shares

    1.22% of the 13F portfolio, value $3,099,331.

    13F-HR 0001033427-25-000014 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 69,740 shares
    Change vs previous 13F -35,720 shares

    1.27% of the 13F portfolio, value $3,655,073.

    13F-HR 0001033427-25-000012 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 105,460 shares
    Change vs previous 13F +17,105 shares

    1.35% of the 13F portfolio, value $4,291,167.

    13F-HR 0001033427-25-000003 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 88,355 shares
    Change vs previous 13F -2,354 shares

    1.48% of the 13F portfolio, value $5,570,783.

    13F-HR 0001033427-25-000002 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    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 90,709 shares
    Change vs previous 13F not available

    1.41% of the 13F portfolio, value $6,586,380.

    13F-HR 0001033427-24-000009 filed by IRIDIAN ASSET MANAGEMENT LLC/CT
    Filed (acceptance time not in the bulk data set), ingested

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