Burgundy Asset Management Ltd.: MKTX position timeline

Burgundy Asset Management Ltd. held 692,216 MKTX shares at 2025-09-30 per its 13F-HR filed 2025-11-12.

the latest 13F is the newest step

1. period ended2025-09-30

   13F 692,216 shares

   Change vs previous 13F +277,846 shares

   1.2% of the 13F portfolio, value $127,256,989.

   13F-HR 0001193125-25-277473 filed by Burgundy Asset Management Ltd.
   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).

2. period ended2025-06-30

   13F 414,370 shares

   Change vs previous 13F +11,859 shares

   0.9% of the 13F portfolio, value $92,545,396.

   13F-HR 0000950123-25-007831 filed by Burgundy Asset Management Ltd.
   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).

3. period ended2025-03-31

   13F 402,511 shares

   Change vs previous 13F +158,240 shares

   0.9% of the 13F portfolio, value $87,083,255.

   13F-HR 0000950123-25-004910 filed by Burgundy Asset Management Ltd.
   Filed 2025-05-13 (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).

4. period ended2024-12-31

   13F 244,271 shares

   Change vs previous 13F -160,914 shares

   0.56% of the 13F portfolio, value $55,215,017.

   13F-HR 0000950123-25-002842 filed by Burgundy Asset Management Ltd.
   Filed 2025-02-18 (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).

5. period ended2024-09-30

   13F 405,185 shares

   Change vs previous 13F not available

   1.03% of the 13F portfolio, value $103,808,397.

   13F-HR 0000950123-24-010976 filed by Burgundy Asset Management Ltd.
   Filed 2024-11-12 (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).