LDOS · CIK 0001336920
Leidos Holdings, Inc. (LDOS) SEC Filings
Browse 2955 SEC filings for Leidos Holdings, Inc., covering Sep 1, 2005 through Jul 7, 2026, organized by filing purpose with direct links to the original EDGAR documents.
Indexed filings
2,955
Filed in the last 12 months
123
History covered
2005–2026
Latest filing
4
Latest important filings
Jump directly to the most recent annual, quarterly, and current reports.
Latest annual report
10-K
Annual report · Feb 17, 2026
Open original filingLatest quarterly report
10-Q
Quarterly report · May 5, 2026
Open original filingLatest company update
8-K
Management or director change; Shareholder vote · May 6, 2026
Open original filingComplete filing history
Search by form or description, filter by purpose and year, and open the original SEC document.
50 filings
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Search by form or description, filter by purpose and year, and open the original SEC document.
| Form | Description | Period ended | Filed |
|---|---|---|---|
| 4 | Change in insider ownership | Jul 6, 2026 | Jul 7, 2026 |
| 4 | Change in insider ownership | Jun 30, 2026 | Jul 2, 2026 |
| 4 | Change in insider ownership | Jun 30, 2026 | Jul 2, 2026 |
| 4 | Change in insider ownership | Jun 30, 2026 | Jul 2, 2026 |
| 4 | Change in insider ownership | Jun 30, 2026 | Jul 2, 2026 |
| 4 | Change in insider ownership | Jun 30, 2026 | Jul 2, 2026 |
| 11-K | Employee benefit plan annual report | Dec 31, 2025 | Jun 18, 2026 |
| SD | Specialized disclosure report | — | May 29, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 8, 2026 | May 12, 2026 |
| 4 | Change in insider ownership | May 7, 2026 | May 8, 2026 |
| 144 | Notice of proposed securities sale | — | May 7, 2026 |
| 4 | Change in insider ownership | May 5, 2026 | May 6, 2026 |
| 4 | Change in insider ownership | May 3, 2026 | May 6, 2026 |
| 8-K | Management or director change; Shareholder vote | May 1, 2026 | May 6, 2026 |
| 4 | Change in insider ownership | May 1, 2026 | May 5, 2026 |
| 10-Q | Quarterly report | Apr 3, 2026 | May 5, 2026 |
| 8-K | Results of operations | May 5, 2026 | May 5, 2026 |
Page 1 of 2
Recent filing activity
Annual filing counts derived from this company's SEC history.
2026
92 filings
2025
135 filings
2024
158 filings
2023
160 filings
2022
164 filings
2021
143 filings
2020
151 filings
2019
121 filings
Sources and methodology
How this filing index is assembled and checked.
Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.
Index updated: 7/15/2026
For research and education only. Always review the original SEC filing before making a decision.