Atika Capital Management LLC: IMNM position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Atika Capital Management LLC on IMNM, newest first. How the timeline and the estimate are built.
Atika Capital Management LLC held 262,900 IMNM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 262,900 sharesChange vs previous 13F 0 shares
0.55% of the 13F portfolio, value $5,570,851.
13F-HR 0001214659-26-010035 filed by Atika Capital Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 262,900 sharesChange vs previous 13F -71,441 shares
0.91% of the 13F portfolio, value $5,749,623.
13F-HR 0001214659-26-006119 filed by Atika Capital Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 334,341 sharesChange vs previous 13F +334,341 shares
1% of the 13F portfolio, value $7,181,644.
13F-HR 0001214659-26-001658 filed by Atika Capital Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 0 sharesChange vs previous 13F not available
13F-HR 0001214659-24-018802 filed by Atika Capital Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.