Berkshire Hathaway (BRK-B) SEC Filings

Browse all Berkshire Hathaway 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

Berkshire Hathaway Reports: Annual 10-K, Quarterly 10-Q & SEC Filings

SEC Filings

Date

SC 13D/A

Updated disclosure of active ownership changes

Jul 15, 2026

4

Insider ownership (buying, selling) activity

Jul 15, 2026

4

Insider ownership (buying, selling) activity

Jul 2, 2026

11-K

Annual performance report of employee stock plans

Jun 25, 2026

S-8 POS

Post-effective update to employee stock plan registration

Jun 22, 2026

S-8 POS

Post-effective update to employee stock plan registration

Jun 22, 2026

S-8 POS

Post-effective update to employee stock plan registration

Jun 22, 2026

11-K

Annual performance report of employee stock plans

Jun 18, 2026

11-K

Annual performance report of employee stock plans

Jun 16, 2026

11-K

Annual performance report of employee stock plans

Jun 15, 2026

11-K

Annual performance report of employee stock plans

Jun 12, 2026

11-K

Annual performance report of employee stock plans

Jun 12, 2026

11-K

Annual performance report of employee stock plans

Jun 12, 2026

3

Initial disclosure of insider ownership

Jun 10, 2026

11-K

Annual performance report of employee stock plans

May 29, 2026

11-K

Annual performance report of employee stock plans

May 28, 2026

4

Insider ownership (buying, selling) activity

May 26, 2026

SD

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

May 22, 2026

4

Insider ownership (buying, selling) activity

May 20, 2026

4

Insider ownership (buying, selling) activity

May 18, 2026

13F-HR

Quarterly equity holdings of institutional investment managers

May 15, 2026

SC 13G

Passive large shareholder ownership disclosure

May 15, 2026

SC 13G/A

Updated passive ownership disclosure

May 15, 2026

SC 13G/A

Updated passive ownership disclosure

May 15, 2026

SC 13G/A

Updated passive ownership disclosure

May 15, 2026

SC 13G/A

Updated passive ownership disclosure

May 15, 2026

SC 13G

Passive large shareholder ownership disclosure

May 15, 2026

SC 13G/A

Updated passive ownership disclosure

May 15, 2026

8-K

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

May 7, 2026

4

Insider ownership (buying, selling) activity

May 6, 2026

4

Insider ownership (buying, selling) activity

May 5, 2026

3

Initial disclosure of insider ownership

May 5, 2026

10-Q

Quarterly financial results and management updates

May 4, 2026

SC 13G

Passive large shareholder ownership disclosure

Apr 29, 2026

8-K

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

Apr 16, 2026

424B5

Shelf offering prospectus with final pricing terms

Apr 14, 2026

FWP

Free writing prospectus related to a securities offering

Apr 10, 2026

424B5

Shelf offering prospectus with final pricing terms

Apr 2, 2026

4

Insider ownership (buying, selling) activity

Mar 27, 2026

SC 13G/A

Updated passive ownership disclosure

Mar 26, 2026

Berkshire Hathaway (Form SC 13D/A) 2026

Ownership & Other / Updated disclosure of active ownership changes

Jul 15, 2026

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