Laurion Capital Management LP: NSC position timeline

Laurion Capital Management LP held 384,349 NSC shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 384,349 shares

   Change vs previous 13F +32,701 shares

   8.77% of the 13F portfolio, value $120,912,352.

   13F-HR 0001390202-26-000016 filed by Laurion Capital Management LP
   Filed 2026-08-13 (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 351,648 shares

   Change vs previous 13F 0 shares

   9.47% of the 13F portfolio, value $100,922,976.

   13F-HR 0001390202-26-000008 filed by Laurion Capital Management LP
   Filed 2026-05-14 (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/A 351,648 shares

   Change vs previous 13F +49,949 shares

   6.93% of the 13F portfolio, value $101,527,810.

   13F-HR/A 0001390202-26-000006 filed by Laurion Capital Management LP
   Filed 2026-02-17 (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 301,699 shares

   Change vs previous 13F +301,699 shares

   12.36% of the 13F portfolio, value $90,633,397.

   13F-HR 0001390202-25-000003 filed by Laurion Capital Management LP
   Filed 2025-11-17 (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 ended2024-09-30

   13F 0 shares

   Change vs previous 13F not available

   13F-HR 0001085146-24-005905 filed by Laurion Capital Management LP
   Filed 2024-11-14 (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).

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