BLAIR WILLIAM & CO/IL: WY position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on WY, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 88,067 WY shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 88,067 sharesChange vs previous 13F +7,818 shares
0.01% of the 13F portfolio, value $2,108,319.
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 80,249 sharesChange vs previous 13F +26,930 shares
0.01% of the 13F portfolio, value $1,960,493.
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 53,319 sharesChange vs previous 13F -1,344 shares
<0.01% of the 13F portfolio, value $1,263,117.
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 54,663 sharesChange vs previous 13F -16,567 shares
<0.01% of the 13F portfolio, value $1,355,087.
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 71,230 sharesChange vs previous 13F -23,241 shares
0.01% of the 13F portfolio, value $1,829,891.
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 94,471 sharesChange vs previous 13F -2,108 shares
0.01% of the 13F portfolio, value $2,766,103.
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 96,579 sharesChange vs previous 13F -23,880 shares
0.01% of the 13F portfolio, value $2,718,689.
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 120,459 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $4,078,755.
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).