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SIGMA INVESTMENT COUNSELORS INC: COR position timeline

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

SIGMA INVESTMENT COUNSELORS INC held 13,304 COR 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 13,304 shares
    Change vs previous 13F -1,325 shares

    0.18% of the 13F portfolio, value $3,764,630.

    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 14,629 shares
    Change vs previous 13F -997 shares

    0.24% of the 13F portfolio, value $4,595,679.

    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 15,626 shares
    Change vs previous 13F -203 shares

    0.27% of the 13F portfolio, value $5,277,549.

    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 15,829 shares
    Change vs previous 13F +6 shares

    0.26% of the 13F portfolio, value $4,946,950.

    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 15,823 shares
    Change vs previous 13F +751 shares

    0.26% of the 13F portfolio, value $4,744,650.

    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 15,072 shares
    Change vs previous 13F -758 shares

    0.26% of the 13F portfolio, value $4,191,370.

    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 15,830 shares
    Change vs previous 13F -523 shares

    0.21% of the 13F portfolio, value $3,556,718.

    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 16,353 shares
    Change vs previous 13F not available

    0.22% of the 13F portfolio, value $3,680,736.

    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).