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Disclosery

Polar Asset Management Partners Inc.: STM position timeline

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

Polar Asset Management Partners Inc. held 5,987 STM 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 5,987 shares
    Change vs previous 13F -69,264 shares

    0.01% of the 13F portfolio, value $448,366.

    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).

  2. period ended2026-03-31
    13F 75,251 shares
    Change vs previous 13F +75,251 shares

    0.06% of the 13F portfolio, value $2,599,922.

    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 ended2024-12-31
    13F/A 0 shares
    Change vs previous 13F -262,100 shares

    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).

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

  4. period ended2024-09-30
    13F 262,100 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $7,792,233.

    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).