BLAIR WILLIAM & CO/IL: JMUB position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on JMUB, newest first. How the timeline and the estimate are built.
BLAIR WILLIAM & CO/IL held 7,259 JMUB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 7,259 sharesChange vs previous 13F +1,005 shares
<0.01% of the 13F portfolio, value $367,681.
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 6,254 sharesChange vs previous 13F -4,087 shares
<0.01% of the 13F portfolio, value $312,656.
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 10,341 sharesChange vs previous 13F +1,291 shares
<0.01% of the 13F portfolio, value $522,209.
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 9,050 sharesChange vs previous 13F +50 shares
<0.01% of the 13F portfolio, value $456,754.
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 9,000 sharesChange vs previous 13F +1,000 shares
<0.01% of the 13F portfolio, value $446,760.
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 8,000 sharesChange vs previous 13F +900 shares
<0.01% of the 13F portfolio, value $400,000.
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 7,100 sharesChange vs previous 13F +600 shares
<0.01% of the 13F portfolio, value $356,065.
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 6,500 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $333,255.
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).