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NORTHERN TRUST CORP: ALRM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of NORTHERN TRUST CORP on ALRM, newest first. How the timeline and the estimate are built.

NORTHERN TRUST CORP held 662,824 ALRM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 662,824 shares
    Change vs previous 13F +20,616 shares

    <0.01% of the 13F portfolio, value $30,967,139.

    13F-HR 0000073124-26-000053 filed by NORTHERN TRUST CORP
    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 642,208 shares
    Change vs previous 13F -1,702 shares

    <0.01% of the 13F portfolio, value $27,736,964.

    13F-HR 0000073124-26-000036 filed by NORTHERN TRUST CORP
    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 643,910 shares
    Change vs previous 13F -57,951 shares

    <0.01% of the 13F portfolio, value $32,852,289.

    13F-HR 0000073124-26-000008 filed by NORTHERN TRUST CORP
    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 701,861 shares
    Change vs previous 13F +13,631 shares

    <0.01% of the 13F portfolio, value $37,254,782.

    13F-HR 0000073124-25-000252 filed by NORTHERN TRUST CORP
    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 688,230 shares
    Change vs previous 13F -3,375 shares

    0.01% of the 13F portfolio, value $38,933,171.

    13F-HR 0001256484-25-000028 filed by NORTHERN TRUST CORP
    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 691,605 shares
    Change vs previous 13F -12,704 shares

    0.01% of the 13F portfolio, value $38,487,820.

    13F-HR 0001256484-25-000024 filed by NORTHERN TRUST CORP
    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 704,309 shares
    Change vs previous 13F +10,674 shares

    0.01% of the 13F portfolio, value $42,821,988.

    13F-HR 0001256484-25-000011 filed by NORTHERN TRUST CORP
    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 693,635 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $37,921,025.

    13F-HR 0001256484-24-000032 filed by NORTHERN TRUST CORP
    Filed (acceptance time not in the bulk data set), ingested

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