Cormorant Asset Management, LP: ERAS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Cormorant Asset Management, LP on ERAS, newest first. How the timeline and the estimate are built.

Cormorant Asset Management, LP held 6,000,000 ERAS 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 6,000,000 shares
Change vs previous 13F +200,000 shares
5.63% of the 13F portfolio, value $109,920,000.
13F-HR 0001583977-26-000007 filed by Cormorant Asset Management, LP
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 5,800,000 shares
Change vs previous 13F not available
4.73% of the 13F portfolio, value $93,844,000.
13F-HR 0001583977-26-000002 filed by Cormorant Asset Management, LP
Filed 2026-05-15 (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).