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Yorktown IX Associates LLC

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13F filer, CIK 1526187, New York, NY

Yorktown IX Associates LLC 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 0001140361-26-033065

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.

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 0001140361-26-033065 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 0001140361-26-033065 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-NT 0001140361-26-021710 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-NT 0001140361-26-005793 Quarter ended 2025-12-312026-02-17acceptance time not in the bulk data set
13F-NT 0001140361-25-042322 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-NT 0001140361-25-031285 Quarter ended 2025-06-302025-08-14acceptance time not in the bulk data set
13F-NT 0001011438-25-000295 Quarter ended 2025-03-312025-05-15acceptance time not in the bulk data set
13F-NT 0001011438-25-000160 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-NT 0001011438-24-000625 Quarter ended 2024-09-302024-11-13acceptance time not in the bulk data set
13F-NT 0001011438-24-000436 Quarter ended 2024-06-302024-08-13acceptance time not in the bulk data set
13F-NT 0001011438-24-000373 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-NT 0001011438-24-000202 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-NT 0001011438-23-000632 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-NT 0001011438-23-000537 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-NT 0001011438-23-000390 Quarter ended 2023-03-312023-05-12acceptance time not in the bulk data set
13F-NT 0001011438-23-000268 Quarter ended 2022-12-312023-02-14acceptance time not in the bulk data set
13F-NT 0001567619-22-020088 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-NT 0000947871-22-000857 Quarter ended 2022-06-302022-08-11acceptance time not in the bulk data set
13F-NT 0000947871-22-000584 Quarter ended 2022-03-312022-05-16acceptance time not in the bulk data set
13F-NT 0000947871-22-000244 Quarter ended 2021-12-312022-02-14acceptance time not in the bulk data set
13F-NT 0000947871-21-001191 Quarter ended 2021-09-302021-11-15acceptance time not in the bulk data set
13F-NT 0000947871-21-000931 Quarter ended 2021-06-302021-08-16acceptance time not in the bulk data set
13F-NT 0000947871-21-000553 Quarter ended 2021-03-312021-05-17acceptance time not in the bulk data set
13F-NT 0000947871-21-000215 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set
13F-NT 0000947871-20-000887 Quarter ended 2020-09-302020-11-16acceptance time not in the bulk data set
13F-NT 0001567619-20-015398 Quarter ended 2020-06-302020-08-14acceptance time not in the bulk data set
13F-NT 0001567619-20-010470 Quarter ended 2020-03-312020-05-15acceptance time not in the bulk data set
13F-NT 0001567619-20-004087 Quarter ended 2019-12-312020-02-14acceptance time not in the bulk data set
13F-NT 0001140361-19-020600 Quarter ended 2019-09-302019-11-14acceptance time not in the bulk data set
13F-NT 0000950123-19-008396 Quarter ended 2019-06-302019-08-14acceptance time not in the bulk data set
13F-NT 0000950123-19-005522 Quarter ended 2019-03-312019-05-15acceptance time not in the bulk data set
13F-NT 0000950123-19-002296 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-NT 0000950123-18-011931 Quarter ended 2018-09-302018-11-14acceptance time not in the bulk data set
13F-NT 0000950123-18-008842 Quarter ended 2018-06-302018-08-14acceptance time not in the bulk data set
13F-NT 0000950123-18-005459 Quarter ended 2018-03-312018-05-15acceptance time not in the bulk data set
13F-NT 0000950123-18-002213 Quarter ended 2017-12-312018-02-14acceptance time not in the bulk data set
13F-NT 0000950123-17-010762 Quarter ended 2017-09-302017-11-14acceptance time not in the bulk data set
13F-NT 0000950123-17-007794 Quarter ended 2017-06-302017-08-14acceptance time not in the bulk data set
13F-NT 0000950123-17-005354 Quarter ended 2017-03-312017-05-15acceptance time not in the bulk data set
13F-NT 0000950123-17-002266 Quarter ended 2016-12-312017-02-14acceptance time not in the bulk data set