PRIMECAP MANAGEMENT CO/CA/: SNDK position timeline

PRIMECAP MANAGEMENT CO/CA/ held 400 SNDK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 400 shares

   Change vs previous 13F 0 shares

   <0.01% of the 13F portfolio, value $909,492.

   13F-HR 0000763212-26-000028 filed by PRIMECAP MANAGEMENT CO/CA/
   Filed 2026-08-14 (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 400 shares

   Change vs previous 13F +400 shares

   <0.01% of the 13F portfolio, value $254,136.

   13F-HR 0000763212-26-000016 filed by PRIMECAP MANAGEMENT CO/CA/
   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 ended2025-09-30

   13F 0 shares

   Change vs previous 13F -283,370 shares

   13F-HR 0000763212-25-000005 filed by PRIMECAP MANAGEMENT CO/CA/
   Filed 2025-11-12 (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).

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

4. period ended2025-06-30

   13F 283,370 shares

   Change vs previous 13F -96,842 shares

   0.01% of the 13F portfolio, value $12,850,831.

   13F-HR 0001085146-25-004804 filed by PRIMECAP MANAGEMENT CO/CA/
   Filed 2025-08-11 (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 380,212 shares

   Change vs previous 13F not available

   0.01% of the 13F portfolio, value $18,101,894.

   13F-HR 0001085146-25-002901 filed by PRIMECAP MANAGEMENT CO/CA/
   Filed 2025-05-09 (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).