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SOMERVILLE KURT F: ARIMX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SOMERVILLE KURT F on ARIMX, newest first. How the timeline and the estimate are built.

SOMERVILLE KURT F held 259,951 ARIMX shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 259,951 shares
    Change vs previous 13F -616 shares

    0.66% of the 13F portfolio, value $2,745,077.

    13F-HR 0001215208-26-000005 filed by SOMERVILLE KURT F
    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 260,567 shares
    Change vs previous 13F -5,278 shares

    0.67% of the 13F portfolio, value $2,548,340.

    13F-HR 0001215208-26-000002 filed by SOMERVILLE KURT F
    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 265,845 shares
    Change vs previous 13F 0 shares

    0.45% of the 13F portfolio, value $2,642,501.

    13F-HR 0001215208-26-000001 filed by SOMERVILLE KURT F
    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 265,845 shares
    Change vs previous 13F -10,289 shares

    0.45% of the 13F portfolio, value $2,722,254.

    13F-HR 0001215208-25-000008 filed by SOMERVILLE KURT F
    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 276,134 shares
    Change vs previous 13F +1,800 shares

    0.47% of the 13F portfolio, value $2,783,439.

    13F-HR 0001314376-25-000003 filed by SOMERVILLE KURT F
    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 274,334 shares
    Change vs previous 13F +67,371 shares

    0.46% of the 13F portfolio, value $2,661,049.

    13F-HR 0001215208-25-000001 filed by SOMERVILLE KURT F
    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 206,963 shares
    Change vs previous 13F +13,181 shares

    0.35% of the 13F portfolio, value $2,071,700.

    13F-HR 0001494234-25-000005 filed by SOMERVILLE KURT F
    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 193,782 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $2,036,649.

    13F-HR 0001053914-24-000005 filed by SOMERVILLE KURT F
    Filed (acceptance time not in the bulk data set), ingested

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