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SEI INVESTMENTS CO: ECVT position timeline

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

SEI INVESTMENTS CO held 472,517 ECVT 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 472,517 shares
    Change vs previous 13F -465,514 shares

    0.01% of the 13F portfolio, value $5,882,840.

    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 938,031 shares
    Change vs previous 13F +417,862 shares

    0.01% of the 13F portfolio, value $12,063,082.

    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 520,169 shares
    Change vs previous 13F +336,877 shares

    <0.01% of the 13F portfolio, value $5,061,244.

    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 183,292 shares
    Change vs previous 13F -235 shares

    <0.01% of the 13F portfolio, value $1,605,647.

    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 183,527 shares
    Change vs previous 13F -2,952 shares

    <0.01% of the 13F portfolio, value $1,510,417.

    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 186,479 shares
    Change vs previous 13F -26,956 shares

    <0.01% of the 13F portfolio, value $1,156,154.

    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 213,435 shares
    Change vs previous 13F -9,841 shares

    <0.01% of the 13F portfolio, value $1,630,720.

    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 223,276 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,529,351.

    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).