Skip to content
Disclosery

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: ATI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC on ATI, newest first. How the timeline and the estimate are built.

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC held 109,327 ATI shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 109,327 shares
    Change vs previous 13F -418 shares

    0.01% of the 13F portfolio, value $21,548,381.

    13F-HR 0001141802-26-000015 filed by NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 78,629 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 30,698 shares

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

  2. period ended2026-03-31
    13F 109,745 shares
    Change vs previous 13F +51,811 shares

    0.01% of the 13F portfolio, value $15,963,529.

    13F-HR 0001085146-26-000398 filed by NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 79,308 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 30,437 shares

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

  3. period ended2025-12-31
    13F/A 57,934 shares
    Change vs previous 13F +3,938 shares

    <0.01% of the 13F portfolio, value $6,648,523.

    13F-HR 0001629649-26-000001 filed by NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 27,536 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 30,398 shares

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

  4. period ended2025-09-30
    13F 53,996 shares
    Change vs previous 13F +4,915 shares

    <0.01% of the 13F portfolio, value $4,392,046.

    13F-HR 0001629649-25-000010 filed by NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 23,274 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 30,722 shares

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

  5. period ended2025-06-30
    13F 49,081 shares
    Change vs previous 13F -1,378 shares

    <0.01% of the 13F portfolio, value $4,237,667.

    13F-HR 0001085146-25-004908 filed by NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 17,585 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 31,496 shares

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

  6. period ended2025-03-31
    13F 50,459 shares
    Change vs previous 13F +33,536 shares

    <0.01% of the 13F portfolio, value $2,625,389.

    13F-HR 0001085146-25-003074 filed by NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO: 18,743 shares
    • NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC: 31,716 shares

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

  7. period ended2024-12-31
    13F 16,923 shares
    Change vs previous 13F +156 shares

    <0.01% of the 13F portfolio, value $931,422.

    13F-HR 0001085146-25-000995 filed by NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
    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 16,767 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,121,856.

    13F-HR 0001085146-24-005524 filed by NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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