Leidos Holdings (LDOS) SEC Filing (8-K) 2026

Browse all Leidos Holdings SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more

Last updated: October 10, 2026, 1:47 AM ET

SEC Filings

Date

4

Insider ownership (buying, selling) activity

Oct 9, 2026 04:11 PM

3

Initial disclosure of insider ownership

Oct 5, 2026 04:43 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Oct 5, 2026 08:21 AM

4

Insider ownership (buying, selling) activity

Oct 2, 2026 04:31 PM

4

Insider ownership (buying, selling) activity

Oct 2, 2026 04:30 PM

4

Insider ownership (buying, selling) activity

Oct 2, 2026 04:32 PM

4

Insider ownership (buying, selling) activity

Oct 2, 2026 04:33 PM

4

Insider ownership (buying, selling) activity

Oct 2, 2026 04:28 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Oct 1, 2026 09:10 AM

4

Insider ownership (buying, selling) activity

Sep 2, 2026 04:34 PM

4

Insider ownership (buying, selling) activity

Aug 13, 2026 04:29 PM

4

Insider ownership (buying, selling) activity

Aug 6, 2026 04:11 PM

4

Insider ownership (buying, selling) activity

Aug 6, 2026 04:10 PM

4

Insider ownership (buying, selling) activity

Aug 6, 2026 04:12 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Aug 3, 2026 05:42 PM

10-Q

Quarterly financial results and management updates

Aug 4, 2026 11:37 AM

4

Insider ownership (buying, selling) activity

Jul 7, 2026 06:06 PM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 04:23 PM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 04:22 PM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 04:24 PM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 04:24 PM

4

Insider ownership (buying, selling) activity

Jul 2, 2026 04:23 PM

11-K

Annual performance report of employee stock plans

Jun 18, 2026 04:12 PM

SD

Specialized disclosure report (e.g., conflict minerals)

May 29, 2026 04:06 PM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:55 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:58 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:58 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:57 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:56 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:54 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:54 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:55 AM

4

Insider ownership (buying, selling) activity

May 12, 2026 08:56 AM

4

Insider ownership (buying, selling) activity

May 8, 2026 04:12 PM

8-K

Material company events (earnings, M&A, or leadership changes)

May 6, 2026 04:05 PM

4

Insider ownership (buying, selling) activity

May 6, 2026 04:11 PM

4

Insider ownership (buying, selling) activity

May 6, 2026 04:14 PM

8-K

Material company events (earnings, M&A, or leadership changes)

May 4, 2026 06:47 PM

4

Insider ownership (buying, selling) activity

May 5, 2026 04:34 PM

10-Q

Quarterly financial results and management updates

May 5, 2026 10:51 AM

Leidos Holdings (Form 8-K) 2026

Current Events / Material company events (earnings, M&A, or leadership changes)

Oct 1, 2026 09:10 AM

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