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Driehaus Capital Management LLC: SIMO position timeline

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

Driehaus Capital Management LLC held 786,074 SIMO 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 786,074 shares
    Change vs previous 13F +276,099 shares

    1.52% of the 13F portfolio, value $262,022,046.

    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 509,975 shares
    Change vs previous 13F +190,351 shares

    0.42% of the 13F portfolio, value $57,265,093.

    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 319,624 shares
    Change vs previous 13F -11,284 shares

    0.2% of the 13F portfolio, value $29,629,145.

    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 330,908 shares
    Change vs previous 13F +243,257 shares

    0.22% of the 13F portfolio, value $31,373,387.

    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 87,651 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $6,588,726.

    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).