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SEI INVESTMENTS CO: ADPT position timeline

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

SEI INVESTMENTS CO held 509,797 ADPT 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 509,797 shares
    Change vs previous 13F -50,757 shares

    0.01% of the 13F portfolio, value $10,935,157.

    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 560,554 shares
    Change vs previous 13F +243,985 shares

    0.01% of the 13F portfolio, value $7,780,492.

    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 316,569 shares
    Change vs previous 13F +196,846 shares

    0.01% of the 13F portfolio, value $5,141,083.

    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 119,723 shares
    Change vs previous 13F -27,169 shares

    <0.01% of the 13F portfolio, value $1,791,045.

    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 146,892 shares
    Change vs previous 13F +128,453 shares

    <0.01% of the 13F portfolio, value $1,711,283.

    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 18,439 shares
    Change vs previous 13F +2,995 shares

    <0.01% of the 13F portfolio, value $136,993.

    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 15,444 shares
    Change vs previous 13F +19 shares

    <0.01% of the 13F portfolio, value $92,577.

    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 15,425 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $78,973.

    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).