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Portolan Capital Management, LLC: FORR position timeline

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

Portolan Capital Management, LLC held 1,623,925 FORR 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 1,623,925 shares
    Change vs previous 13F +82,649 shares

    0.51% of the 13F portfolio, value $13,657,209.

    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 1,541,276 shares
    Change vs previous 13F +835,527 shares

    0.46% of the 13F portfolio, value $8,723,622.

    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 705,749 shares
    Change vs previous 13F +191,877 shares

    0.31% of the 13F portfolio, value $5,730,682.

    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 513,872 shares
    Change vs previous 13F +162,146 shares

    0.29% of the 13F portfolio, value $5,447,043.

    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 351,726 shares
    Change vs previous 13F +71,612 shares

    0.22% of the 13F portfolio, value $3,482,087.

    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).

  6. period ended2025-03-31
    13F 280,114 shares
    Change vs previous 13F +28,641 shares

    0.2% of the 13F portfolio, value $2,588,253.

    13F-HR 0001104659-25-049320 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).

  7. period ended2024-12-31
    13F 251,473 shares
    Change vs previous 13F +44,874 shares

    0.27% of the 13F portfolio, value $3,940,582.

    13F-HR 0001104659-25-012988 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).

  8. period ended2024-09-30
    13F 206,599 shares
    Change vs previous 13F not available

    0.27% of the 13F portfolio, value $3,720,848.

    13F-HR 0001104659-24-118686 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).