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Portolan Capital Management, LLC: TGEN position timeline

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

Portolan Capital Management, LLC held 1,551,113 TGEN 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 1,551,113 shares
    Change vs previous 13F +1,107,558 shares

    0.3% of the 13F portfolio, value $8,096,810.

    13F-HR 0001104659-26-096980 filed by Portolan 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 443,555 shares
    Change vs previous 13F -2,255 shares

    0.06% of the 13F portfolio, value $1,135,501.

    13F-HR 0001104659-26-062488 filed by Portolan 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 445,810 shares
    Change vs previous 13F -149,996 shares

    0.12% of the 13F portfolio, value $2,202,301.

    13F-HR 0001104659-26-016304 filed by Portolan 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 595,806 shares
    Change vs previous 13F +130,235 shares

    0.28% of the 13F portfolio, value $5,249,051.

    13F-HR 0001104659-25-111284 filed by Portolan 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 465,571 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $3,165,883.

    13F-HR 0001104659-25-077571 filed by Portolan Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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