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Zweig-DiMenna Associates LLC: AMAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Zweig-DiMenna Associates LLC on AMAT, newest first. How the timeline and the estimate are built.

Zweig-DiMenna Associates LLC held 54,128 AMAT shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 54,128 shares
    Change vs previous 13F -11,172 shares

    3.55% of the 13F portfolio, value $39,134,544.

    13F-HR 0001104659-26-095779 filed by Zweig-DiMenna Associates 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 65,300 shares
    Change vs previous 13F not available

    3.13% of the 13F portfolio, value $22,318,887.

    13F-HR 0001104659-26-055325 filed by Zweig-DiMenna Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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