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Disclosery

MPM BIOIMPACT LLC: SNDX position timeline

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

MPM BIOIMPACT LLC held 1,333,523 SNDX 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 1,333,523 shares
    Change vs previous 13F -7,210 shares

    1.78% of the 13F portfolio, value $29,150,813.

    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 1,340,733 shares
    Change vs previous 13F +3,031 shares

    2.42% of the 13F portfolio, value $31,319,523.

    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 1,337,702 shares
    Change vs previous 13F -37,972 shares

    3.22% of the 13F portfolio, value $28,105,119.

    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).

  4. period ended2025-09-30
    13F 1,375,674 shares
    Change vs previous 13F not available

    3.46% of the 13F portfolio, value $21,164,744.

    13F-HR 0001193125-25-283112 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).