BLAIR WILLIAM & CO/IL: WELL position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on WELL, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 29,219 WELL shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 29,219 sharesChange vs previous 13F -1,101 shares
0.02% of the 13F portfolio, value $6,631,930.
13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 30,320 sharesChange vs previous 13F +379 shares
0.02% of the 13F portfolio, value $5,994,663.
13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 29,941 sharesChange vs previous 13F -1,837 shares
0.01% of the 13F portfolio, value $5,557,327.
13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 31,778 sharesChange vs previous 13F +175 shares
0.02% of the 13F portfolio, value $5,660,904.
13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 31,603 sharesChange vs previous 13F +555 shares
0.01% of the 13F portfolio, value $4,858,277.
13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 31,048 sharesChange vs previous 13F +1,834 shares
0.01% of the 13F portfolio, value $4,756,853.
13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 29,214 sharesChange vs previous 13F -185 shares
0.01% of the 13F portfolio, value $3,681,781.
13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 29,399 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $3,763,914.
13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).