BLAIR WILLIAM & CO/IL: IYW position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on IYW, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 29,713 IYW shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 29,713 sharesChange vs previous 13F +336 shares
0.02% of the 13F portfolio, value $7,494,613.
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 29,377 sharesChange vs previous 13F -923 shares
0.02% of the 13F portfolio, value $5,329,620.
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 30,300 sharesChange vs previous 13F -1,187 shares
0.02% of the 13F portfolio, value $6,050,278.
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 31,487 sharesChange vs previous 13F -154 shares
0.02% of the 13F portfolio, value $6,167,060.
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 31,641 sharesChange vs previous 13F +933 shares
0.02% of the 13F portfolio, value $5,482,396.
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 30,708 sharesChange vs previous 13F +1,233 shares
0.01% of the 13F portfolio, value $4,312,683.
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 29,475 sharesChange vs previous 13F +2,258 shares
0.01% of the 13F portfolio, value $4,701,905.
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 27,217 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $4,126,687.
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).