Skip to content
Disclosery

MPM BIOIMPACT LLC: CNTX position timeline

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

MPM BIOIMPACT LLC held 1,299,046 CNTX 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 1,299,046 shares
    Change vs previous 13F -9,380,345 shares

    0.04% of the 13F portfolio, value $719,542.

    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 10,679,391 shares
    Change vs previous 13F 0 shares

    2.16% of the 13F portfolio, value $27,980,004.

    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 10,679,391 shares
    Change vs previous 13F -4,026,491 shares

    1.8% of the 13F portfolio, value $15,698,705.

    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 14,705,882 shares
    Change vs previous 13F 0 shares

    2.33% of the 13F portfolio, value $14,247,058.

    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).

  5. period ended2025-06-30
    13F 14,705,882 shares
    Change vs previous 13F 0 shares

    1.67% of the 13F portfolio, value $9,635,294.

    13F-HR 0000950123-25-008431 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).

  6. period ended2025-03-31
    13F 14,705,882 shares
    Change vs previous 13F 0 shares

    1.55% of the 13F portfolio, value $9,000,000.

    13F-HR 0000950123-25-005756 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).

  7. period ended2024-12-31
    13F 14,705,882 shares
    Change vs previous 13F not available

    2.19% of the 13F portfolio, value $15,441,176.

    13F-HR 0000950123-25-002794 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).