BlackRock, Inc.: SEI position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BlackRock, Inc. on SEI, newest first. How the timeline and the estimate are built.
BlackRock, Inc. held 5,204,415 SEI shares at 2026-06-30 per its 13F-HR filed 2026-08-07.
the latest 13F is the newest step
- period ended2026-06-3013F 5,204,415 sharesChange vs previous 13F +1,081,979 shares
0.01% of the 13F portfolio, value $418,747,222.
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 4,122,436 sharesChange vs previous 13F -189,532 shares
<0.01% of the 13F portfolio, value $232,958,879.
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).
- period ended2025-12-3113F 4,311,968 sharesChange vs previous 13F -540,516 shares
<0.01% of the 13F portfolio, value $198,221,180.
13F-HR 0002012383-26-000920 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 ended2025-09-3013F 4,852,484 sharesChange vs previous 13F -1,282,369 shares
<0.01% of the 13F portfolio, value $193,953,789.
13F-HR 0002012383-25-002949 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 ended2025-06-3013F 6,134,853 sharesChange vs previous 13F -425,682 shares
<0.01% of the 13F portfolio, value $173,555,000.
13F-HR 0001060021-25-000120 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 ended2025-03-3113F 6,560,535 sharesChange vs previous 13F +877,065 shares
<0.01% of the 13F portfolio, value $142,757,246.
13F-HR 0001576419-25-000869 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 ended2024-12-3113F 5,683,470 sharesChange vs previous 13F +3,279,383 shares
<0.01% of the 13F portfolio, value $163,570,273.
13F-HR 0001060021-25-000002 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 ended2024-09-3013F 2,404,087 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $30,676,154.
13F-HR 0001426459-24-000006 filed by BlackRock, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).