BlackRock, Inc.: CTKB position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BlackRock, Inc. on CTKB, newest first. How the timeline and the estimate are built.
BlackRock, Inc. held 9,578,643 CTKB shares at 2026-06-30 per its 13F-HR filed 2026-08-07.
the latest 13F is the newest step
- period ended2026-06-3013F 9,578,643 sharesChange vs previous 13F -7,428,626 shares
<0.01% of the 13F portfolio, value $42,433,388.
13F-HR 0002012383-26-003238 filed by BlackRock, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 17,007,269 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $74,321,765.
13F-HR 0002012383-26-001841 filed by BlackRock, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).