BLAIR WILLIAM & CO/IL: CSGP position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on CSGP, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 658,159 CSGP shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 658,159 sharesChange vs previous 13F -242,154 shares
0.05% of the 13F portfolio, value $18,639,054.
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 900,313 sharesChange vs previous 13F -1,123,210 shares
0.1% of the 13F portfolio, value $36,318,631.
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 2,023,523 sharesChange vs previous 13F -1,104,950 shares
0.37% of the 13F portfolio, value $136,061,705.
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 3,128,473 sharesChange vs previous 13F +257,311 shares
0.7% of the 13F portfolio, value $263,949,259.
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 2,871,162 sharesChange vs previous 13F -32,356 shares
0.64% of the 13F portfolio, value $230,841,402.
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 2,903,518 sharesChange vs previous 13F -490,433 shares
0.69% of the 13F portfolio, value $230,045,705.
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 3,393,951 sharesChange vs previous 13F -456,885 shares
0.71% of the 13F portfolio, value $242,972,963.
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 3,850,836 sharesChange vs previous 13F not available
0.85% of the 13F portfolio, value $290,507,092.
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).