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Disclosery

SEI INVESTMENTS CO: INSM position timeline

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

SEI INVESTMENTS CO held 1,015,870 INSM 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 1,015,870 shares
    Change vs previous 13F -379,924 shares

    0.1% of the 13F portfolio, value $108,312,723.

    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 1,395,794 shares
    Change vs previous 13F +505,624 shares

    0.21% of the 13F portfolio, value $228,239,457.

    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 890,170 shares
    Change vs previous 13F +296,285 shares

    0.15% of the 13F portfolio, value $154,924,615.

    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 593,885 shares
    Change vs previous 13F +160,257 shares

    0.09% of the 13F portfolio, value $85,525,455.

    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 433,628 shares
    Change vs previous 13F +37,649 shares

    0.05% of the 13F portfolio, value $43,640,680.

    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 395,979 shares
    Change vs previous 13F +33,363 shares

    0.04% of the 13F portfolio, value $30,209,331.

    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 362,616 shares
    Change vs previous 13F +29,019 shares

    0.03% of the 13F portfolio, value $25,034,991.

    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 333,597 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $24,352,822.

    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).