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SHERBROOKE PARK ADVISERS LLC: AHRT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SHERBROOKE PARK ADVISERS LLC on AHRT, newest first. How the timeline and the estimate are built.

SHERBROOKE PARK ADVISERS LLC held 11,528 AHRT shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 11,528 shares
    Change vs previous 13F +11,528 shares

    0.2% of the 13F portfolio, value $76,315.

    13F-HR 0001214659-26-001983 filed by SHERBROOKE PARK ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -10,789 shares

    13F-HR 0001214659-25-016637 filed by SHERBROOKE PARK ADVISERS LLC
    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.

  3. period ended2025-06-30
    13F 10,789 shares
    Change vs previous 13F -3,033 shares

    0.03% of the 13F portfolio, value $74,120.

    13F-HR 0001214659-25-012231 filed by SHERBROOKE PARK ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 13,822 shares
    Change vs previous 13F +13,822 shares

    0.05% of the 13F portfolio, value $103,803.

    13F-HR 0001214659-25-007837 filed by SHERBROOKE PARK ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F -25,375 shares

    13F-HR 0001214659-25-002848 filed by SHERBROOKE PARK ADVISERS LLC
    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.

  6. period ended2024-09-30
    13F 25,375 shares
    Change vs previous 13F +3,361 shares

    0.06% of the 13F portfolio, value $274,811.

    13F-HR 0001214659-24-019146 filed by SHERBROOKE PARK ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-06-30
    13F 22,014 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $244,135.

    13F-HR 0001214659-24-014692 filed by SHERBROOKE PARK ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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