Quantum Portfolio Management LLC: KLAC position timeline

Quantum Portfolio Management LLC held 2,510 KLAC 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 2,510 shares

   Change vs previous 13F +2,229 shares

   0.27% of the 13F portfolio, value $757,292.

   13F-HR 0001420506-26-001701 filed by Quantum Portfolio Management LLC
   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/A 281 shares

   Change vs previous 13F 0 shares

   0.18% of the 13F portfolio, value $413,747.

   13F-HR/A 0001172661-26-001580 filed by Quantum Portfolio Management LLC
   Filed 2026-05-01 (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 281 shares

   Change vs previous 13F -164 shares

   0.15% of the 13F portfolio, value $341,437.

   13F-HR 0001172661-26-000672 filed by Quantum Portfolio Management 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 445 shares

   Change vs previous 13F +164 shares

   0.14% of the 13F portfolio, value $479,977.

   13F-HR 0001172661-25-004476 filed by Quantum Portfolio Management LLC
   Filed 2025-10-29 (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 281 shares

   Change vs previous 13F -27 shares

   0.12% of the 13F portfolio, value $251,703.

   13F-HR 0001172661-25-003208 filed by Quantum Portfolio Management LLC
   Filed 2025-08-13 (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).

6. period ended2025-03-31

   13F 308 shares

   Change vs previous 13F -86 shares

   0.11% of the 13F portfolio, value $209,378.

   13F-HR 0001172661-25-001852 filed by Quantum Portfolio Management LLC
   Filed 2025-05-14 (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).

7. period ended2024-12-31

   13F 394 shares

   Change vs previous 13F +50 shares

   0.13% of the 13F portfolio, value $248,267.

   13F-HR 0001172661-25-000338 filed by Quantum Portfolio Management LLC
   Filed 2025-01-23 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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

8. period ended2024-09-30

   13F 344 shares

   Change vs previous 13F not available

   0.14% of the 13F portfolio, value $266,397.

   13F-HR 0001172661-24-004357 filed by Quantum Portfolio Management LLC
   Filed 2024-10-24 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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