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Disclosery

Driehaus Capital Management LLC: SEPN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Driehaus Capital Management LLC on SEPN, newest first. How the timeline and the estimate are built.

Driehaus Capital Management LLC held 4,433,058 SEPN 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 4,433,058 shares
    Change vs previous 13F +37,486 shares

    0.86% of the 13F portfolio, value $148,463,112.

    13F-HR 0000938206-26-000048 filed by Driehaus Capital Management LLC
    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 4,395,572 shares
    Change vs previous 13F -413,898 shares

    0.78% of the 13F portfolio, value $105,625,595.

    13F-HR 0000938206-26-000031 filed by Driehaus Capital Management LLC
    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 4,809,470 shares
    Change vs previous 13F -110,426 shares

    0.91% of the 13F portfolio, value $134,088,024.

    13F-HR 0000938206-26-000018 filed by Driehaus Capital Management LLC
    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 4,919,896 shares
    Change vs previous 13F +239,465 shares

    0.66% of the 13F portfolio, value $92,543,244.

    13F-HR 0000938206-25-000056 filed by Driehaus Capital Management LLC
    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 4,680,431 shares
    Change vs previous 13F +1,557,823 shares

    0.4% of the 13F portfolio, value $49,472,156.

    13F-HR 0000938206-25-000037 filed by Driehaus Capital Management LLC
    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 3,122,608 shares
    Change vs previous 13F +533,055 shares

    0.17% of the 13F portfolio, value $18,079,900.

    13F-HR 0000938206-25-000012 filed by Driehaus Capital Management LLC
    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 2,589,553 shares
    Change vs previous 13F not available

    0.49% of the 13F portfolio, value $59,300,764.

    13F-HR 0000938206-25-000009 filed by Driehaus Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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