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Disclosery

Hudson Bay Capital Management LP: UNP position timeline

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

Hudson Bay Capital Management LP held 12,800 UNP 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 12,800 shares
    Change vs previous 13F -12,575 shares

    0.02% of the 13F portfolio, value $3,481,600.

    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 25,375 shares
    Change vs previous 13F -2,176 shares

    0.04% of the 13F portfolio, value $6,156,482.

    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 27,551 shares
    Change vs previous 13F -74,738 shares

    0.04% of the 13F portfolio, value $6,373,097.

    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 102,289 shares
    Change vs previous 13F +17,880 shares

    0.15% of the 13F portfolio, value $24,178,051.

    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 84,409 shares
    Change vs previous 13F +59,787 shares

    0.13% of the 13F portfolio, value $19,420,823.

    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 24,622 shares
    Change vs previous 13F -35,413 shares

    0.04% of the 13F portfolio, value $5,816,701.

    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 60,035 shares
    Change vs previous 13F +2,035 shares

    0.08% of the 13F portfolio, value $13,690,381.

    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 58,000 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $14,295,840.

    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).