BLAIR WILLIAM & CO/IL: SPIB position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on SPIB, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 124,849 SPIB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 124,849 sharesChange vs previous 13F +1,880 shares
0.01% of the 13F portfolio, value $4,177,436.
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 122,969 sharesChange vs previous 13F +1,870 shares
0.01% of the 13F portfolio, value $4,124,387.
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 121,099 sharesChange vs previous 13F +2,833 shares
0.01% of the 13F portfolio, value $4,094,348.
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 118,266 sharesChange vs previous 13F +8,678 shares
0.01% of the 13F portfolio, value $4,008,035.
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 109,588 sharesChange vs previous 13F -2,232 shares
0.01% of the 13F portfolio, value $3,679,965.
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 111,820 sharesChange vs previous 13F +2,219 shares
0.01% of the 13F portfolio, value $3,716,897.
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 109,601 sharesChange vs previous 13F +5,487 shares
0.01% of the 13F portfolio, value $3,590,529.
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 104,114 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $3,509,683.
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).