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Disclosery

Senator Investment Group LP: HWM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Senator Investment Group LP on HWM, newest first. How the timeline and the estimate are built.

Senator Investment Group LP held 0 HWM shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -41,585 shares

    13F-HR 0001443689-26-000009 filed by Senator Investment Group LP
    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 41,585 shares
    Change vs previous 13F -56,169 shares

    0.44% of the 13F portfolio, value $9,583,679.

    13F-HR 0001443689-26-000006 filed by Senator Investment Group 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 97,754 shares
    Change vs previous 13F 0 shares

    0.8% of the 13F portfolio, value $20,041,525.

    13F-HR 0001443689-26-000003 filed by Senator Investment Group 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 97,754 shares
    Change vs previous 13F -82,246 shares

    0.71% of the 13F portfolio, value $19,182,267.

    13F-HR 0001443689-25-000020 filed by Senator Investment Group 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 180,000 shares
    Change vs previous 13F -82,500 shares

    1.29% of the 13F portfolio, value $33,503,400.

    13F-HR 0001443689-25-000014 filed by Senator Investment Group 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 262,500 shares
    Change vs previous 13F +62,500 shares

    1.81% of the 13F portfolio, value $34,054,125.

    13F-HR 0001443689-25-000009 filed by Senator Investment Group 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 200,000 shares
    Change vs previous 13F -25,000 shares

    0.64% of the 13F portfolio, value $21,874,000.

    13F-HR 0001443689-25-000003 filed by Senator Investment Group 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 225,000 shares
    Change vs previous 13F not available

    1.07% of the 13F portfolio, value $22,556,250.

    13F-HR 0001443689-24-000016 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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