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Disclosery

SEI INVESTMENTS MANAGEMENT CORP

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13F filer, CIK 907692, OAKS, PA

SEI INVESTMENTS MANAGEMENT CORP filed a 13F-NT notice for the quarter ended 2026-06-30 on 2026-08-14.

Filed (acceptance time not in the bulk data set), ingested 13F-NT 0002048251-26-006550

This filer reports no holdings of its own for Q2 2026. It filed a 13F-NT notice, and its holdings are in the report of . How notices are handled.

Changes against Q1 2026 are not shown: it was a notice, with the holdings in another manager's report (0 positions on file), so every position would read as new.

Part of the filer group SEI INVESTMENTS CO

How groups are built

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-NT 0002048251-26-006550 notice2026-08-14acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-NT 0002048251-26-006550 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-NT 0002048251-26-003737 Quarter ended 2026-03-312026-05-13acceptance time not in the bulk data set
13F-NT 0000907692-26-000002 Quarter ended 2025-12-312026-02-13acceptance time not in the bulk data set
13F-NT 0002048251-25-002341 Quarter ended 2025-09-302025-11-13acceptance time not in the bulk data set
13F-NT 0001041062-25-000160 Quarter ended 2025-06-302025-08-14acceptance time not in the bulk data set
13F-NT 0001041062-25-000091 Quarter ended 2025-03-312025-05-13acceptance time not in the bulk data set
13F-NT 0001041062-25-000017 Quarter ended 2024-12-312025-02-11acceptance time not in the bulk data set
13F-NT 0001041062-24-000162 Quarter ended 2024-09-302024-11-12acceptance time not in the bulk data set
13F-NT 0001041062-24-000107 Quarter ended 2024-06-302024-08-13acceptance time not in the bulk data set
13F-NT 0001041062-24-000084 Quarter ended 2024-03-312024-05-07acceptance time not in the bulk data set
13F-NT 0001041062-24-000055 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-NT 0001041062-23-000171 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-NT 0001041062-23-000149 Quarter ended 2023-06-302023-08-11acceptance time not in the bulk data set
13F-NT 0001041062-23-000133 Quarter ended 2023-03-312023-05-12acceptance time not in the bulk data set
13F-NT 0001041062-23-000070 Quarter ended 2022-12-312023-02-10acceptance time not in the bulk data set
13F-NT 0001041062-22-000174 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-NT 0001041062-22-000133 Quarter ended 2022-06-302022-08-15acceptance time not in the bulk data set
13F-NT 0001041062-22-000105 Quarter ended 2022-03-312022-05-13acceptance time not in the bulk data set
13F-NT 0001041062-22-000058 Quarter ended 2021-12-312022-02-14acceptance time not in the bulk data set
13F-NT 0001041062-21-000217 Quarter ended 2021-09-302021-11-12acceptance time not in the bulk data set
13F-NT 0001041062-21-000116 Quarter ended 2021-06-302021-08-06acceptance time not in the bulk data set
13F-NT 0001041062-21-000082 Quarter ended 2021-03-312021-05-12acceptance time not in the bulk data set
13F-NT 0001041062-21-000037 Quarter ended 2020-12-312021-02-08acceptance time not in the bulk data set
13F-NT 0001041062-20-000142 Quarter ended 2020-09-302020-11-06acceptance time not in the bulk data set
13F-NT 0001041062-20-000104 Quarter ended 2020-06-302020-08-11acceptance time not in the bulk data set
13F-NT 0001041062-20-000063 Quarter ended 2020-03-312020-05-14acceptance time not in the bulk data set
13F-NT 0001041062-20-000026 Quarter ended 2019-12-312020-02-06acceptance time not in the bulk data set
13F-NT 0001041062-19-000110 Quarter ended 2019-09-302019-11-12acceptance time not in the bulk data set
13F-NT 0001041062-19-000070 Quarter ended 2019-06-302019-08-14acceptance time not in the bulk data set
13F-NT 0000950123-19-005290 Quarter ended 2019-03-312019-05-15acceptance time not in the bulk data set
13F-NT 0000950123-19-001903 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-NT 0000950123-18-010748 Quarter ended 2018-09-302018-11-08acceptance time not in the bulk data set
13F-NT 0000950123-18-007350 Quarter ended 2018-06-302018-08-03acceptance time not in the bulk data set
13F-NT 0000950123-18-004567 Quarter ended 2018-03-312018-05-10acceptance time not in the bulk data set
13F-NT 0000950123-18-001034 Quarter ended 2017-12-312018-02-08acceptance time not in the bulk data set
13F-NT 0000950123-17-009550 Quarter ended 2017-09-302017-11-06acceptance time not in the bulk data set
13F-NT 0000950123-17-006461 Quarter ended 2017-06-302017-07-31acceptance time not in the bulk data set
13F-NT 0000950123-17-003930 Quarter ended 2017-03-312017-05-05acceptance time not in the bulk data set
13F-NT 0000950123-17-000722 Quarter ended 2016-12-312017-02-02acceptance time not in the bulk data set
13F-NT 0000950123-16-021220 Quarter ended 2016-09-302016-11-04acceptance time not in the bulk data set
13F-NT 0000950123-16-019388 Quarter ended 2016-06-302016-08-11acceptance time not in the bulk data set
13F-NT 0000950123-16-016076 Quarter ended 2016-03-312016-04-29acceptance time not in the bulk data set
13F-NT 0000950123-16-013344 Quarter ended 2015-12-312016-02-03acceptance time not in the bulk data set
13F-NT 0000950123-15-010612 Quarter ended 2015-09-302015-10-30acceptance time not in the bulk data set
13F-NT 0000950123-15-007989 Quarter ended 2015-06-302015-08-04acceptance time not in the bulk data set
13F-NT 0000950123-15-004816 Quarter ended 2015-03-312015-04-30acceptance time not in the bulk data set
13F-NT 0000950123-15-001462 Quarter ended 2014-12-312015-02-11acceptance time not in the bulk data set