HighVista Strategies LLC: ERAS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HighVista Strategies LLC on ERAS, newest first. How the timeline and the estimate are built.

HighVista Strategies LLC held 160,328 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 160,328 shares
Change vs previous 13F -20,741 shares
0.67% of the 13F portfolio, value $2,937,208.
13F-HR 0001172661-26-003470 filed by HighVista Strategies 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 181,069 shares
Change vs previous 13F +181,069 shares
0.81% of the 13F portfolio, value $2,929,696.
13F-HR 0001172661-26-002079 filed by HighVista Strategies LLC
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).
period ended2025-06-30
13F 0 shares
Change vs previous 13F -135,667 shares
13F-HR 0001172661-25-003309 filed by HighVista Strategies LLC
Filed 2025-08-14 (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).
Exited: the 13F for this period no longer lists the position.
period ended2025-03-31
13F 135,667 shares
Change vs previous 13F 0 shares
0.07% of the 13F portfolio, value $185,864.
13F-HR 0001172661-25-001991 filed by HighVista Strategies LLC
Filed 2025-05-15 (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).
period ended2024-12-31
13F 135,667 shares
Change vs previous 13F not available
0.13% of the 13F portfolio, value $340,524.
13F-HR 0001172661-25-000973 filed by HighVista Strategies LLC
Filed 2025-02-14 (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).