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Disclosery

Belfer Management LLC: WES position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Belfer Management LLC on WES, newest first. How the timeline and the estimate are built.

Belfer Management LLC held 10,081 WES shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,081 shares
    Change vs previous 13F -2,017 shares

    7.31% of the 13F portfolio, value $441,156.

    13F-HR 0001140361-26-031775 filed by Belfer Management LLC
    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 12,098 shares
    Change vs previous 13F +1,991 shares

    8.33% of the 13F portfolio, value $498,056.

    13F-HR 0001140361-26-019974 filed by Belfer Management LLC
    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 10,107 shares
    Change vs previous 13F +233 shares

    7% of the 13F portfolio, value $399,200.

    13F-HR 0001140361-26-003464 filed by Belfer Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 9,874 shares
    Change vs previous 13F 0 shares

    5.39% of the 13F portfolio, value $387,954.

    13F-HR 0001140361-25-039570 filed by Belfer Management LLC
    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 9,874 shares
    Change vs previous 13F 0 shares

    5.84% of the 13F portfolio, value $382,128.

    13F-HR 0001140361-25-027093 filed by Belfer Management LLC
    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 9,874 shares
    Change vs previous 13F -83 shares

    7.02% of the 13F portfolio, value $404,444.

    13F-HR 0001140361-25-018286 filed by Belfer Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 9,957 shares
    Change vs previous 13F 0 shares

    6.09% of the 13F portfolio, value $382,649.

    13F-HR 0001140361-25-003552 filed by Belfer Management LLC
    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 9,957 shares
    Change vs previous 13F not available

    6.17% of the 13F portfolio, value $380,956.

    13F-HR 0001140361-24-045951 filed by Belfer Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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