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Disclosery

GAGNON SECURITIES LLC: CELC position timeline

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

GAGNON SECURITIES LLC held 53,240 CELC shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 53,240 shares
    Change vs previous 13F -102 shares

    1.07% of the 13F portfolio, value $5,569,969.

    13F-HR 0001019056-26-000123 filed by GAGNON SECURITIES 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 53,342 shares
    Change vs previous 13F -59 shares

    1.41% of the 13F portfolio, value $6,088,456.

    13F-HR 0001019056-26-000076 filed by GAGNON SECURITIES 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 53,401 shares
    Change vs previous 13F -554 shares

    1.08% of the 13F portfolio, value $5,326,216.

    13F-HR 0001019056-26-000037 filed by GAGNON SECURITIES 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 53,955 shares
    Change vs previous 13F -35 shares

    0.53% of the 13F portfolio, value $2,665,377.

    13F-HR 0001019056-25-000228 filed by GAGNON SECURITIES 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 53,990 shares
    Change vs previous 13F -320 shares

    0.15% of the 13F portfolio, value $720,767.

    13F-HR 0001019056-25-000196 filed by GAGNON SECURITIES 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 54,310 shares
    Change vs previous 13F +1,831 shares

    0.12% of the 13F portfolio, value $549,074.

    13F-HR 0001019056-25-000173 filed by GAGNON SECURITIES 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 52,479 shares
    Change vs previous 13F -314 shares

    0.14% of the 13F portfolio, value $686,950.

    13F-HR 0001019056-25-000034 filed by GAGNON SECURITIES 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 52,793 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $787,144.

    13F-HR 0001019056-24-000316 filed by GAGNON SECURITIES LLC
    Filed (acceptance time not in the bulk data set), ingested

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