Polymer Capital Management (HK) LTD: IONS position timeline

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

Polymer Capital Management (HK) LTD held 177,897 IONS shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

period ended2026-06-30
13F 177,897 shares
Change vs previous 13F +116,697 shares
1.43% of the 13F portfolio, value $14,105,453.
13F-HR 0001970465-26-000006 filed by Polymer Capital Management (HK) LTD
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).
period ended2026-03-31
13F 61,200 shares
Change vs previous 13F not available
0.64% of the 13F portfolio, value $4,595,508.
13F-HR 0001970465-26-000004 filed by Polymer Capital Management (HK) LTD
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).