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OBERNDORF WILLIAM E: UNH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OBERNDORF WILLIAM E on UNH, newest first. How the timeline and the estimate are built.

OBERNDORF WILLIAM E held 35,553 UNH shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 35,553 shares
    Change vs previous 13F 0 shares

    26.86% of the 13F portfolio, value $14,776,893.

    13F-HR 0001193125-26-348152 filed by OBERNDORF WILLIAM E
    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 35,553 shares
    Change vs previous 13F 0 shares

    18.03% of the 13F portfolio, value $9,620,287.

    13F-HR 0001193125-26-222994 filed by OBERNDORF WILLIAM E
    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 35,553 shares
    Change vs previous 13F 0 shares

    14.86% of the 13F portfolio, value $11,736,401.

    13F-HR 0001193125-26-050038 filed by OBERNDORF WILLIAM E
    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 35,553 shares
    Change vs previous 13F not available

    16.55% of the 13F portfolio, value $12,276,451.

    13F-HR 0001193125-25-279251 filed by OBERNDORF WILLIAM E
    Filed (acceptance time not in the bulk data set), ingested

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