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MPM BIOIMPACT LLC: ABVX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MPM BIOIMPACT LLC on ABVX, newest first. How the timeline and the estimate are built.

MPM BIOIMPACT LLC held 336,347 ABVX 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 336,347 shares
    Change vs previous 13F +229,079 shares

    2.73% of the 13F portfolio, value $44,821,601.

    13F-HR 0001193125-26-352199 filed by MPM BIOIMPACT 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 107,268 shares
    Change vs previous 13F +50,952 shares

    0.92% of the 13F portfolio, value $11,944,292.

    13F-HR 0001193125-26-226995 filed by MPM BIOIMPACT 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 56,316 shares
    Change vs previous 13F not available

    0.87% of the 13F portfolio, value $7,594,494.

    13F-HR 0001193125-26-054813 filed by MPM BIOIMPACT LLC
    Filed (acceptance time not in the bulk data set), ingested

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