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Disclosery

Atika Capital Partners LP

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13F filer, CIK 1568986, NEW YORK, NY

Atika Capital Partners LP filed a 13F-NT notice for the quarter ended 2026-06-30 on 2026-08-13.

Filed (acceptance time not in the bulk data set), ingested 13F-NT 0001214659-26-010037

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 Atika Capital Management LLC

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 0001214659-26-010037 notice2026-08-13acceptance 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 0001214659-26-010037 Quarter ended 2026-06-302026-08-13acceptance time not in the bulk data set
13F-NT 0001214659-26-006120 Quarter ended 2026-03-312026-05-14acceptance time not in the bulk data set
13F-NT 0001214659-26-001660 Quarter ended 2025-12-312026-02-13acceptance time not in the bulk data set
13F-NT 0001214659-25-016381 Quarter ended 2025-09-302025-11-13acceptance time not in the bulk data set
13F-NT 0001214659-25-011900 Quarter ended 2025-06-302025-08-13acceptance time not in the bulk data set
13F-NT 0001214659-25-007542 Quarter ended 2025-03-312025-05-14acceptance time not in the bulk data set
13F-NT 0001214659-25-002517 Quarter ended 2024-12-312025-02-13acceptance time not in the bulk data set
13F-NT 0001214659-24-018808 Quarter ended 2024-09-302024-11-13acceptance time not in the bulk data set
13F-NT 0001214659-24-014278 Quarter ended 2024-06-302024-08-13acceptance time not in the bulk data set
13F-NT 0001214659-24-008984 Quarter ended 2024-03-312024-05-14acceptance time not in the bulk data set
13F-NT 0001214659-24-002386 Quarter ended 2023-12-312024-02-13acceptance time not in the bulk data set
13F-NT 0001214659-23-014838 Quarter ended 2023-09-302023-11-13acceptance time not in the bulk data set
13F-NT 0001214659-23-011037 Quarter ended 2023-06-302023-08-11acceptance time not in the bulk data set
13F-NT 0001214659-23-006907 Quarter ended 2023-03-312023-05-12acceptance time not in the bulk data set
13F-NT 0001214659-23-002043 Quarter ended 2022-12-312023-02-13acceptance time not in the bulk data set
13F-NT 0001214659-22-013546 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-NT 0001214659-22-009974 Quarter ended 2022-06-302022-08-12acceptance time not in the bulk data set
13F-NT 0001214659-22-006750 Quarter ended 2022-03-312022-05-13acceptance time not in the bulk data set
13F-NT 0001214659-22-002246 Quarter ended 2021-12-312022-02-11acceptance time not in the bulk data set
13F-NT 0001214659-21-011491 Quarter ended 2021-09-302021-11-12acceptance time not in the bulk data set
13F-NT 0001214659-21-008413 Quarter ended 2021-06-302021-08-12acceptance time not in the bulk data set
13F-NT 0001214659-21-005356 Quarter ended 2021-03-312021-05-14acceptance time not in the bulk data set
13F-NT 0001214659-21-001797 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set
13F-NT 0001172661-20-002109 Quarter ended 2020-09-302020-11-13acceptance time not in the bulk data set
13F-NT 0001172661-20-001652 Quarter ended 2020-06-302020-08-13acceptance time not in the bulk data set
13F-NT 0001172661-20-001224 Quarter ended 2020-03-312020-05-14acceptance time not in the bulk data set
13F-NT 0001172661-20-000794 Quarter ended 2019-12-312020-02-14acceptance time not in the bulk data set
13F-NT 0001172661-19-002331 Quarter ended 2019-09-302019-11-14acceptance time not in the bulk data set
13F-NT 0001172661-19-001670 Quarter ended 2019-06-302019-08-12acceptance time not in the bulk data set
13F-NT 0001172661-19-001183 Quarter ended 2019-03-312019-05-13acceptance time not in the bulk data set
13F-NT 0001172661-19-000813 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-NT 0001172661-18-002157 Quarter ended 2018-09-302018-11-14acceptance time not in the bulk data set
13F-NT 0001172661-18-001663 Quarter ended 2018-06-302018-08-14acceptance time not in the bulk data set
13F-NT 0001172661-18-001225 Quarter ended 2018-03-312018-05-15acceptance time not in the bulk data set
13F-NT 0001172661-18-000774 Quarter ended 2017-12-312018-02-14acceptance time not in the bulk data set
13F-NT 0001172661-17-002120 Quarter ended 2017-09-302017-11-14acceptance time not in the bulk data set
13F-NT 0001172661-17-001568 Quarter ended 2017-06-302017-08-14acceptance time not in the bulk data set
13F-NT 0001172661-17-001218 Quarter ended 2017-03-312017-05-15acceptance time not in the bulk data set
13F-NT 0001172661-17-000735 Quarter ended 2016-12-312017-02-14acceptance time not in the bulk data set
13F-NT 0001172661-16-004310 Quarter ended 2016-09-302016-11-14acceptance time not in the bulk data set
13F-NT 0001172661-16-003860 Quarter ended 2016-06-302016-08-15acceptance time not in the bulk data set
13F-NT 0001172661-16-003406 Quarter ended 2016-03-312016-05-16acceptance time not in the bulk data set
13F-NT 0001172661-16-002885 Quarter ended 2015-12-312016-02-16acceptance time not in the bulk data set
13F-NT 0001172661-15-002062 Quarter ended 2015-09-302015-11-16acceptance time not in the bulk data set
13F-NT 0001172661-15-001630 Quarter ended 2015-06-302015-08-14acceptance time not in the bulk data set
13F-NT 0000919574-15-004432 Quarter ended 2015-03-312015-05-15acceptance time not in the bulk data set
13F-NT 0000919574-15-001988 Quarter ended 2014-12-312015-02-17acceptance time not in the bulk data set