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ALTAROCK PARTNERS LP: AMZN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALTAROCK PARTNERS LP on AMZN, newest first. How the timeline and the estimate are built.

ALTAROCK PARTNERS LP held 5,729,972 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-08-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,729,972 shares
    Change vs previous 13F -1,837,974 shares

    32.21% of the 13F portfolio, value $1,365,681,526.

    13F-HR 0001104659-26-097527 filed by ALTAROCK PARTNERS LP
    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 7,567,946 shares
    Change vs previous 13F +253,412 shares

    38.2% of the 13F portfolio, value $1,576,176,113.

    13F-HR 0001104659-26-062170 filed by ALTAROCK PARTNERS LP
    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 7,314,534 shares
    Change vs previous 13F -243,719 shares

    33.1% of the 13F portfolio, value $1,688,340,738.

    13F-HR 0001104659-26-015359 filed by ALTAROCK PARTNERS LP
    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 7,558,253 shares
    Change vs previous 13F +1,282,347 shares

    30.34% of the 13F portfolio, value $1,659,565,611.

    13F-HR 0001104659-25-112002 filed by ALTAROCK PARTNERS LP
    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 6,275,906 shares
    Change vs previous 13F +1,073,491 shares

    25.14% of the 13F portfolio, value $1,376,871,017.

    13F-HR 0001104659-25-078208 filed by ALTAROCK PARTNERS LP
    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 5,202,415 shares
    Change vs previous 13F -75,905 shares

    19.9% of the 13F portfolio, value $989,811,478.

    13F-HR 0001104659-25-048610 filed by ALTAROCK PARTNERS LP
    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 5,278,320 shares
    Change vs previous 13F -124,000 shares

    23.42% of the 13F portfolio, value $1,158,010,625.

    13F-HR 0001104659-25-014306 filed by ALTAROCK PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 5,402,320 shares
    Change vs previous 13F not available

    19.83% of the 13F portfolio, value $1,006,614,286.

    13F-HR 0001104659-24-117526 filed by ALTAROCK PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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