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Disclosery

Hudson Bay Capital Management LP: VRTX position timeline

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

Hudson Bay Capital Management LP held 390,440 VRTX 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 390,440 shares
    Change vs previous 13F +345,440 shares

    0.91% of the 13F portfolio, value $193,943,261.

    13F-HR 0001393825-26-000058 filed by Hudson Bay Capital Management LP
    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 45,000 shares
    Change vs previous 13F -119,518 shares

    0.12% of the 13F portfolio, value $20,094,300.

    13F-HR 0001393825-26-000041 filed by Hudson Bay Capital Management LP
    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 164,518 shares
    Change vs previous 13F +119,203 shares

    0.43% of the 13F portfolio, value $74,585,881.

    13F-HR 0001393825-26-000021 filed by Hudson Bay Capital Management LP
    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/A 45,315 shares
    Change vs previous 13F -4,931 shares

    0.11% of the 13F portfolio, value $17,747,167.

    13F-HR/A 0001393825-25-000093 filed by Hudson Bay Capital Management LP
    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/A 50,246 shares
    Change vs previous 13F +405 shares

    0.15% of the 13F portfolio, value $22,369,519.

    13F-HR/A 0001393825-25-000066 filed by Hudson Bay Capital Management LP
    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 49,841 shares
    Change vs previous 13F +39,826 shares

    0.15% of the 13F portfolio, value $24,163,914.

    13F-HR 0001393825-25-000010 filed by Hudson Bay Capital Management LP
    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 10,015 shares
    Change vs previous 13F -19,985 shares

    0.02% of the 13F portfolio, value $4,033,041.

    13F-HR 0002033916-25-000027 filed by Hudson Bay Capital Management LP
    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 30,000 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $13,952,400.

    13F-HR 0002033916-24-000083 filed by Hudson Bay Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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