HARBOR CAPITAL ADVISORS, INC.: MTX position timeline

HARBOR CAPITAL ADVISORS, INC. held 0 MTX shares at 2026-03-31 per its 13F-HR filed 2026-04-28.

the latest 13F is the newest step

1. period ended2026-03-31

   13F 0 shares

   Change vs previous 13F -14,014 shares

   13F-HR 0001039128-26-000002 filed by HARBOR CAPITAL ADVISORS, INC.
   Filed 2026-04-28 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

   Exited: the 13F for this period no longer lists the position.

2. period ended2025-12-31

   13F 14,014 shares

   Change vs previous 13F +2,370 shares

   0.07% of the 13F portfolio, value $854,000.

   13F-HR 0001039128-26-000001 filed by HARBOR CAPITAL ADVISORS, INC.
   Filed 2026-01-20 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

3. period ended2025-09-30

   13F 11,644 shares

   Change vs previous 13F +2,145 shares

   0.06% of the 13F portfolio, value $723,000.

   13F-HR 0001039128-25-000005 filed by HARBOR CAPITAL ADVISORS, INC.
   Filed 2025-10-15 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

4. period ended2025-06-30

   13F 9,499 shares

   Change vs previous 13F -750 shares

   0.02% of the 13F portfolio, value $523,000.

   13F-HR 0001039128-25-000003 filed by HARBOR CAPITAL ADVISORS, INC.
   Filed 2025-07-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

5. period ended2025-03-31

   13F 10,249 shares

   Change vs previous 13F not available

   0.03% of the 13F portfolio, value $652,000.

   13F-HR 0001039128-25-000002 filed by HARBOR CAPITAL ADVISORS, INC.
   Filed 2025-04-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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