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Disclosery

Buckland Partners Management Co LLC: MAS position timeline

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

Buckland Partners Management Co LLC held 45,000 MAS 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 45,000 shares
    Change vs previous 13F 0 shares

    1.79% of the 13F portfolio, value $3,661,650.

    13F-HR 0002074628-26-000003 filed by Buckland Partners Management Co 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 45,000 shares
    Change vs previous 13F 0 shares

    1.65% of the 13F portfolio, value $2,716,650.

    13F-HR 0002074628-26-000002 filed by Buckland Partners Management Co 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 45,000 shares
    Change vs previous 13F not available

    1.58% of the 13F portfolio, value $2,855,700.

    13F-HR 0002074628-26-000001 filed by Buckland Partners Management Co LLC
    Filed (acceptance time not in the bulk data set), ingested

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