BLAIR WILLIAM & CO/IL: IGSB position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on IGSB, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 103,775 IGSB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 103,775 sharesChange vs previous 13F -6,384 shares
0.01% of the 13F portfolio, value $5,438,848.
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 110,159 sharesChange vs previous 13F +6,662 shares
0.02% of the 13F portfolio, value $5,789,957.
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 103,497 sharesChange vs previous 13F +19,234 shares
0.01% of the 13F portfolio, value $5,472,929.
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 84,263 sharesChange vs previous 13F 0 shares
0.01% of the 13F portfolio, value $4,468,467.
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 84,263 sharesChange vs previous 13F -4,174 shares
0.01% of the 13F portfolio, value $4,445,716.
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 88,437 sharesChange vs previous 13F +10,040 shares
0.01% of the 13F portfolio, value $4,631,441.
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 78,397 sharesChange vs previous 13F +13,425 shares
0.01% of the 13F portfolio, value $4,053,125.
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 64,972 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $3,421,426.
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).