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Disclosery

HALLSTATT ADVISORS L.P.: CWST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HALLSTATT ADVISORS L.P. on CWST, newest first. How the timeline and the estimate are built.

HALLSTATT ADVISORS L.P. held 189,527 CWST shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 189,527 shares
    Change vs previous 13F +24,142 shares

    12.95% of the 13F portfolio, value $18,378,433.

    13F-HR 0001214659-26-009497 filed by HALLSTATT ADVISORS L.P.
    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 165,385 shares
    Change vs previous 13F +20,245 shares

    10.38% of the 13F portfolio, value $13,121,646.

    13F-HR 0001214659-26-005718 filed by HALLSTATT ADVISORS L.P.
    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 145,140 shares
    Change vs previous 13F not available

    10.59% of the 13F portfolio, value $14,215,012.

    13F-HR 0001214659-26-001402 filed by HALLSTATT ADVISORS L.P.
    Filed (acceptance time not in the bulk data set), ingested

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