Polymer Capital Management (US) LLC: MDU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polymer Capital Management (US) LLC on MDU, newest first. How the timeline and the estimate are built.

Polymer Capital Management (US) LLC held 149,061 MDU shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

period ended2026-06-30
13F 149,061 shares
Change vs previous 13F +49,061 shares
0.47% of the 13F portfolio, value $3,161,584.
13F-HR 0001973324-26-000009 filed by Polymer Capital Management (US) 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).
period ended2026-03-31
13F 100,000 shares
Change vs previous 13F not available
0.31% of the 13F portfolio, value $2,072,000.
13F-HR 0001973324-26-000007 filed by Polymer Capital Management (US) LLC
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).