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SEI INVESTMENTS CO: IRDM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEI INVESTMENTS CO on IRDM, newest first. How the timeline and the estimate are built.

SEI INVESTMENTS CO held 37,506 IRDM shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 37,506 shares
    Change vs previous 13F -51,284 shares

    <0.01% of the 13F portfolio, value $2,057,171.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 88,790 shares
    Change vs previous 13F +49,034 shares

    <0.01% of the 13F portfolio, value $2,463,041.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 39,756 shares
    Change vs previous 13F -5,582 shares

    <0.01% of the 13F portfolio, value $690,992.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 45,338 shares
    Change vs previous 13F -143,726 shares

    <0.01% of the 13F portfolio, value $791,577.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 189,064 shares
    Change vs previous 13F +33,793 shares

    0.01% of the 13F portfolio, value $5,704,018.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 155,271 shares
    Change vs previous 13F +1,599 shares

    0.01% of the 13F portfolio, value $4,242,017.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 153,672 shares
    Change vs previous 13F +15,388 shares

    0.01% of the 13F portfolio, value $4,459,580.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS 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 138,284 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $4,210,707.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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