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Birnam Oak Advisors, LP: GTLS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Birnam Oak Advisors, LP on GTLS, newest first. How the timeline and the estimate are built.

Birnam Oak Advisors, LP held 285,399 GTLS 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 285,399 shares
    Change vs previous 13F +86,459 shares

    9.75% of the 13F portfolio, value $59,631,267.

    13F-HR 0001172661-26-003467 filed by Birnam Oak Advisors, LP
    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 198,940 shares
    Change vs previous 13F +78,657 shares

    11.33% of the 13F portfolio, value $41,130,846.

    13F-HR 0001172661-26-001696 filed by Birnam Oak Advisors, LP
    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 120,283 shares
    Change vs previous 13F +2,060 shares

    5.56% of the 13F portfolio, value $24,805,963.

    13F-HR 0001172661-26-001061 filed by Birnam Oak Advisors, LP
    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 118,223 shares
    Change vs previous 13F not available

    5.8% of the 13F portfolio, value $23,662,333.

    13F-HR 0001172661-25-004845 filed by Birnam Oak Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

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