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BLAIR WILLIAM & CO/IL: IRM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on IRM, newest first. How the timeline and the estimate are built.

BLAIR WILLIAM & CO/IL held 224,376 IRM shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 224,376 shares
    Change vs previous 13F -873 shares

    0.07% of the 13F portfolio, value $28,340,962.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    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 225,249 shares
    Change vs previous 13F -13,036 shares

    0.07% of the 13F portfolio, value $23,006,939.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    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 238,285 shares
    Change vs previous 13F -80,125 shares

    0.05% of the 13F portfolio, value $19,765,720.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    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 318,410 shares
    Change vs previous 13F +4,280 shares

    0.09% of the 13F portfolio, value $32,458,704.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    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 314,130 shares
    Change vs previous 13F -16,408 shares

    0.09% of the 13F portfolio, value $32,220,295.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    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 330,538 shares
    Change vs previous 13F -3,984 shares

    0.09% of the 13F portfolio, value $28,439,524.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    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 334,522 shares
    Change vs previous 13F +578 shares

    0.1% of the 13F portfolio, value $35,161,640.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    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 333,944 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $39,682,569.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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