BLAIR WILLIAM & CO/IL: APH position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on APH, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 2,504,409 APH shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 2,504,409 sharesChange vs previous 13F -15,910 shares
1.15% of the 13F portfolio, value $441,577,319.
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 2,520,319 sharesChange vs previous 13F -133,572 shares
0.91% of the 13F portfolio, value $318,442,307.
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 2,653,891 sharesChange vs previous 13F -97,623 shares
0.96% of the 13F portfolio, value $358,646,863.
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 2,751,514 sharesChange vs previous 13F -219,934 shares
0.91% of the 13F portfolio, value $340,499,859.
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 2,971,448 sharesChange vs previous 13F -55,902 shares
0.82% of the 13F portfolio, value $293,430,470.
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 3,027,350 sharesChange vs previous 13F -42,844 shares
0.6% of the 13F portfolio, value $198,563,905.
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 3,070,194 sharesChange vs previous 13F -22,496 shares
0.62% of the 13F portfolio, value $213,224,955.
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 3,092,690 sharesChange vs previous 13F not available
0.59% of the 13F portfolio, value $201,519,687.
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).