Delta Air Lines (DAL) SEC Filings

Browse all Delta Air Lines 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

Delta Air Lines Reports: Annual 10-K, Quarterly 10-Q & SEC Filings

SEC Filings

Date

SC 13D/A

Updated disclosure of active ownership changes

Jun 2, 2026

4

Insider ownership (buying, selling) activity

May 28, 2026

4

Insider ownership (buying, selling) activity

May 28, 2026

4

Insider ownership (buying, selling) activity

May 26, 2026

SC 13G

Passive large shareholder ownership disclosure

May 15, 2026

13F-HR

Quarterly equity holdings of institutional investment managers

May 15, 2026

4

Insider ownership (buying, selling) activity

May 8, 2026

SC 13G

Passive large shareholder ownership disclosure

Apr 29, 2026

4

Insider ownership (buying, selling) activity

Apr 24, 2026

DEF 14A

Final shareholder voting details (board elections and executive pay)

Apr 24, 2026

DEFA14A

Additional or supplemental proxy disclosures

Apr 24, 2026

4

Insider ownership (buying, selling) activity

Apr 15, 2026

4

Insider ownership (buying, selling) activity

Apr 13, 2026

10-Q

Quarterly financial results and management updates

Apr 8, 2026

8-K

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

Apr 8, 2026

3

Initial disclosure of insider ownership

Apr 6, 2026

4

Insider ownership (buying, selling) activity

Apr 3, 2026

4

Insider ownership (buying, selling) activity

Apr 3, 2026

4

Insider ownership (buying, selling) activity

Apr 3, 2026

4

Insider ownership (buying, selling) activity

Apr 3, 2026

SC 13G/A

Updated passive ownership disclosure

Mar 26, 2026

8-K

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

Mar 17, 2026

8-K

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

Mar 5, 2026

4

Insider ownership (buying, selling) activity

Feb 27, 2026

8-K

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

Feb 13, 2026

4

Insider ownership (buying, selling) activity

Feb 13, 2026

SC 13G

Passive large shareholder ownership disclosure

Feb 13, 2026

13F-HR

Quarterly equity holdings of institutional investment managers

Feb 13, 2026

10-K

Annual financial results and management updates

Feb 11, 2026

4

Insider ownership (buying, selling) activity

Feb 10, 2026

4

Insider ownership (buying, selling) activity

Feb 10, 2026

4

Insider ownership (buying, selling) activity

Feb 10, 2026

4

Insider ownership (buying, selling) activity

Feb 10, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

4

Insider ownership (buying, selling) activity

Feb 6, 2026

Delta Air Lines (Form SC 13D/A) 2026

Ownership & Other / Updated disclosure of active ownership changes

Jun 2, 2026

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