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SIGMA INVESTMENT COUNSELORS INC: AMZN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SIGMA INVESTMENT COUNSELORS INC on AMZN, newest first. How the timeline and the estimate are built.

SIGMA INVESTMENT COUNSELORS INC held 69,579 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 69,579 shares
    Change vs previous 13F -7,832 shares

    0.81% of the 13F portfolio, value $16,583,397.

    13F-HR 0001085163-26-000003 filed by SIGMA INVESTMENT COUNSELORS INC
    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 77,411 shares
    Change vs previous 13F -364 shares

    0.85% of the 13F portfolio, value $16,122,335.

    13F-HR 0001085163-26-000002 filed by SIGMA INVESTMENT COUNSELORS INC
    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 77,775 shares
    Change vs previous 13F -1,250 shares

    0.91% of the 13F portfolio, value $17,952,001.

    13F-HR 0001085163-26-000001 filed by SIGMA INVESTMENT COUNSELORS INC
    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 79,025 shares
    Change vs previous 13F -507 shares

    0.9% of the 13F portfolio, value $17,351,496.

    13F-HR 0001085163-25-000002 filed by SIGMA INVESTMENT COUNSELORS INC
    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 79,532 shares
    Change vs previous 13F +3,655 shares

    0.96% of the 13F portfolio, value $17,448,559.

    13F-HR 0001085146-25-004267 filed by SIGMA INVESTMENT COUNSELORS INC
    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 75,877 shares
    Change vs previous 13F -3,346 shares

    0.88% of the 13F portfolio, value $14,436,440.

    13F-HR 0001085146-25-002459 filed by SIGMA INVESTMENT COUNSELORS INC
    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 79,223 shares
    Change vs previous 13F +82 shares

    1.02% of the 13F portfolio, value $17,380,828.

    13F-HR 0001085146-25-000734 filed by SIGMA INVESTMENT COUNSELORS INC
    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 79,141 shares
    Change vs previous 13F not available

    0.86% of the 13F portfolio, value $14,746,423.

    13F-HR 0001085146-24-005088 filed by SIGMA INVESTMENT COUNSELORS INC
    Filed (acceptance time not in the bulk data set), ingested

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