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ATLAS Infrastructure Partners (UK) Ltd.: UNP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ATLAS Infrastructure Partners (UK) Ltd. on UNP, newest first. How the timeline and the estimate are built.

ATLAS Infrastructure Partners (UK) Ltd. held 0 UNP shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -1,015,731 shares

    13F-HR 0001214659-26-010359 filed by ATLAS Infrastructure Partners (UK) Ltd.
    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 1,015,731 shares
    Change vs previous 13F +105,709 shares

    8.68% of the 13F portfolio, value $246,436,655.

    13F-HR 0001214659-26-006445 filed by ATLAS Infrastructure Partners (UK) Ltd.
    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 910,022 shares
    Change vs previous 13F +394,379 shares

    10.55% of the 13F portfolio, value $210,506,289.

    13F-HR 0001214659-26-001957 filed by ATLAS Infrastructure Partners (UK) Ltd.
    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 515,643 shares
    Change vs previous 13F not available

    6.55% of the 13F portfolio, value $121,882,536.

    13F-HR 0001214659-25-016614 filed by ATLAS Infrastructure Partners (UK) Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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