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Disclosery

MPM BIOIMPACT LLC: ALMS position timeline

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

MPM BIOIMPACT LLC held 2,019,020 ALMS 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 2,019,020 shares
    Change vs previous 13F -367,509 shares

    3.46% of the 13F portfolio, value $56,815,223.

    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 2,386,529 shares
    Change vs previous 13F -15,463 shares

    4.06% of the 13F portfolio, value $52,575,234.

    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 2,401,992 shares
    Change vs previous 13F not available

    2.68% of the 13F portfolio, value $23,443,442.

    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).