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Granahan Investment Management, LLC: CELC position timeline

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

Granahan Investment Management, LLC held 179,053 CELC 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 179,053 shares
    Change vs previous 13F +90,220 shares

    0.67% of the 13F portfolio, value $18,732,525.

    13F-HR 0001398344-26-014483 filed by Granahan Investment 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 88,833 shares
    Change vs previous 13F +1,801 shares

    0.49% of the 13F portfolio, value $10,139,399.

    13F-HR 0001398344-26-009220 filed by Granahan Investment 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 87,032 shares
    Change vs previous 13F +37,751 shares

    0.37% of the 13F portfolio, value $8,680,572.

    13F-HR 0001398344-26-003202 filed by Granahan Investment 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 49,281 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $2,434,481.

    13F-HR 0001398344-25-020897 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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