BLAIR WILLIAM & CO/IL: BSV position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on BSV, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 317,149 BSV shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 317,149 sharesChange vs previous 13F -25,376 shares
0.06% of the 13F portfolio, value $24,709,077.
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 342,525 sharesChange vs previous 13F +10,372 shares
0.08% of the 13F portfolio, value $26,857,347.
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 332,153 sharesChange vs previous 13F +5,779 shares
0.07% of the 13F portfolio, value $26,176,940.
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 326,374 sharesChange vs previous 13F +2,390 shares
0.07% of the 13F portfolio, value $25,754,147.
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 323,984 sharesChange vs previous 13F -2,215 shares
0.07% of the 13F portfolio, value $25,497,535.
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 326,199 sharesChange vs previous 13F -26,340 shares
0.08% of the 13F portfolio, value $25,534,890.
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 352,539 sharesChange vs previous 13F -49,884 shares
0.08% of the 13F portfolio, value $27,240,663.
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 402,423 sharesChange vs previous 13F not available
0.09% of the 13F portfolio, value $31,666,634.
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).