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Disclosery

HARBOR CAPITAL ADVISORS, INC.: ATRC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HARBOR CAPITAL ADVISORS, INC. on ATRC, newest first. How the timeline and the estimate are built.

HARBOR CAPITAL ADVISORS, INC. held 42,385 ATRC shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 42,385 shares
    Change vs previous 13F +838 shares

    0.08% of the 13F portfolio, value $1,186,000.

    13F-HR 0001039128-26-000003 filed by HARBOR CAPITAL ADVISORS, 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 41,547 shares
    Change vs previous 13F +7,983 shares

    0.1% of the 13F portfolio, value $1,185,000.

    13F-HR 0001039128-26-000002 filed by HARBOR CAPITAL ADVISORS, 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 33,564 shares
    Change vs previous 13F +4,925 shares

    0.1% of the 13F portfolio, value $1,328,000.

    13F-HR 0001039128-26-000001 filed by HARBOR CAPITAL ADVISORS, 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 28,639 shares
    Change vs previous 13F +1,816 shares

    0.08% of the 13F portfolio, value $1,010,000.

    13F-HR 0001039128-25-000005 filed by HARBOR CAPITAL ADVISORS, 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 26,823 shares
    Change vs previous 13F -1,565 shares

    0.04% of the 13F portfolio, value $879,000.

    13F-HR 0001039128-25-000003 filed by HARBOR CAPITAL ADVISORS, 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 28,388 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $916,000.

    13F-HR 0001039128-25-000002 filed by HARBOR CAPITAL ADVISORS, INC.
    Filed (acceptance time not in the bulk data set), ingested

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