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Disclosery

Elefante Mark B: VRTX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Elefante Mark B on VRTX, newest first. How the timeline and the estimate are built.

Elefante Mark B held 9,285 VRTX shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 9,285 shares
    Change vs previous 13F +1,144 shares

    1.99% of the 13F portfolio, value $4,612,138.

    13F-HR 0001661535-26-000003 filed by Elefante Mark B
    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 8,141 shares
    Change vs previous 13F +1,126 shares

    2% of the 13F portfolio, value $3,635,282.

    13F-HR 0001661535-26-000002 filed by Elefante Mark B
    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 7,015 shares
    Change vs previous 13F +352 shares

    1.95% of the 13F portfolio, value $3,180,321.

    13F-HR 0001661535-26-000001 filed by Elefante Mark B
    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 6,663 shares
    Change vs previous 13F +831 shares

    1.67% of the 13F portfolio, value $2,609,496.

    13F-HR 0001661535-25-000004 filed by Elefante Mark B
    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 5,832 shares
    Change vs previous 13F +171 shares

    1.95% of the 13F portfolio, value $2,596,407.

    13F-HR 0001661536-25-000004 filed by Elefante Mark B
    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 5,661 shares
    Change vs previous 13F +1,109 shares

    2.17% of the 13F portfolio, value $2,744,566.

    13F-HR 0001661535-25-000001 filed by Elefante Mark B
    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 4,552 shares
    Change vs previous 13F not available

    1.67% of the 13F portfolio, value $1,833,089.

    13F-HR 0001661536-25-000002 filed by Elefante Mark B
    Filed (acceptance time not in the bulk data set), ingested

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