Change company
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
IN
IE
US
US
US
US
US
US
US
US
AU
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
BM
US
US
US
US
US
US
US
JP
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
CA
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
US
Leidos Holdings (LDOS) SEC Filings
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
Leidos Holdings Reports: Annual 10-K, Quarterly 10-Q & SEC Filings
SEC Filings
Date
2026
S-8
Registration of shares for employee stock plans
SC 13G
Passive large shareholder ownership disclosure
8-K
Material company events (earnings, M&A, or leadership changes)
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
8-K
Material company events (earnings, M&A, or leadership changes)
SC 13G/A
Updated passive ownership disclosure
DEF 14A
Final shareholder voting details (board elections and executive pay)
DEFA14A
Additional or supplemental proxy disclosures
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
8-K
Material company events (earnings, M&A, or leadership changes)
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
424B2
Prospectus variant for specific offering structures
S-3ASR
Automatic shelf registration for eligible issuers
424B2
Prospectus variant for specific offering structures
Leidos Holdings (Form S-8) 2026
Stock Offerings / Registration of shares for employee stock plans
May 1, 2026
