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Disclosery

Polar Asset Management Partners Inc.: COHR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polar Asset Management Partners Inc. on COHR, newest first. How the timeline and the estimate are built.

Polar Asset Management Partners Inc. held 0 COHR 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 0 shares
    Change vs previous 13F -10,420 shares

    13F-HR 0001326389-26-000062 filed by Polar Asset Management Partners Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 10,420 shares
    Change vs previous 13F -39,567 shares

    0.06% of the 13F portfolio, value $2,482,148.

    13F-HR 0001326389-26-000039 filed by Polar Asset Management Partners Inc.
    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 49,987 shares
    Change vs previous 13F -83,154 shares

    0.18% of the 13F portfolio, value $9,226,101.

    13F-HR 0001326389-26-000033 filed by Polar Asset Management Partners Inc.
    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 133,141 shares
    Change vs previous 13F +18,525 shares

    0.29% of the 13F portfolio, value $14,341,949.

    13F-HR/A 0001326389-25-000282 filed by Polar Asset Management Partners Inc.
    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 114,616 shares
    Change vs previous 13F +114,616 shares

    0.25% of the 13F portfolio, value $10,224,893.

    13F-HR 0001326389-25-000277 filed by Polar Asset Management Partners Inc.
    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 0 shares
    Change vs previous 13F -184,838 shares

    13F-HR 0001041062-25-000132 filed by Polar Asset Management Partners Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  7. period ended2024-12-31
    13F/A 184,838 shares
    Change vs previous 13F +73,300 shares

    0.26% of the 13F portfolio, value $17,509,704.

    13F-HR/A 0001326389-25-000142 filed by Polar Asset Management Partners Inc.
    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 111,538 shares
    Change vs previous 13F not available

    0.24% of the 13F portfolio, value $9,916,844.

    13F-HR 0001062993-24-019140 filed by Polar Asset Management Partners Inc.
    Filed (acceptance time not in the bulk data set), ingested

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