Mattson Financial Services, LLC: OXY position timeline

Mattson Financial Services, LLC held 4,529 OXY shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 4,529 shares

   Change vs previous 13F +430 shares

   0.05% of the 13F portfolio, value $242,981.

   13F-HR 0002034595-26-000003 filed by Mattson Financial Services, LLC
   Filed 2026-08-04 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

2. period ended2026-03-31

   13F 4,099 shares

   Change vs previous 13F -849 shares

   0.06% of the 13F portfolio, value $266,435.

   13F-HR 0002034595-26-000002 filed by Mattson Financial Services, LLC
   Filed 2026-05-11 (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).

3. period ended2025-12-31

   13F 4,948 shares

   Change vs previous 13F -2,469 shares

   0.05% of the 13F portfolio, value $203,462.

   13F-HR 0002034595-26-000001 filed by Mattson Financial Services, LLC
   Filed 2026-02-12 (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).

4. period ended2025-09-30

   13F 7,417 shares

   Change vs previous 13F +11 shares

   0.08% of the 13F portfolio, value $350,453.

   13F-HR 0002034595-25-000007 filed by Mattson Financial Services, LLC
   Filed 2025-10-17 (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).

5. period ended2025-06-30

   13F 7,406 shares

   Change vs previous 13F not available

   0.08% of the 13F portfolio, value $311,126.

   13F-HR 0002034595-25-000003 filed by Mattson Financial Services, LLC
   Filed 2025-07-29 (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).