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Disclosery

A.R.T. Advisors, LLC: MAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of A.R.T. Advisors, LLC on MAT, newest first. How the timeline and the estimate are built.

A.R.T. Advisors, LLC held 0 MAT shares at 2021-03-31 per its 13F-HR/A filed 2021-08-12.

the latest 13F is the newest step

  1. period ended2021-03-31
    13F/A 0 shares
    Change vs previous 13F -10,400 shares

    13F-HR/A 0001012975-21-000294 filed by A.R.T. Advisors, LLC
    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 ended2020-12-31
    13F 10,400 shares
    Change vs previous 13F not available

    0.84% of the 13F portfolio, value $181,000.

    13F-HR 0001012975-21-000079 filed by A.R.T. Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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