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Regeneron Pharmaceuticals (REGN) SEC Filing (8-K) 2023

Browse all Regeneron Pharmaceuticals 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

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Last updated: March 17, 2026, 5:32 AM ET

SEC Filings

Date

2023

8-K

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

Aug 3, 2023 06:48 AM

2026

13F-HR

Quarterly equity holdings of institutional investment managers

Aug 7, 2026 04:11 PM

8-K

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

Jul 30, 2026 06:48 AM

10-Q

Quarterly financial results and management updates

Jul 30, 2026 06:52 AM

4

Insider ownership (buying, selling) activity

Jul 7, 2026 04:05 PM

8-K

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

Jul 6, 2026 07:00 AM

8-K

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

Jun 17, 2026 04:05 PM

13F-HR

Quarterly equity holdings of institutional investment managers

May 8, 2026 04:09 PM

4

Insider ownership (buying, selling) activity

May 4, 2026 04:14 PM

SC 13G

Passive large shareholder ownership disclosure

Apr 30, 2026 01:03 PM

8-K

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

Apr 29, 2026 06:50 AM

10-Q

Quarterly financial results and management updates

Apr 29, 2026 06:54 AM

DEF 14A

Final shareholder voting details (board elections and executive pay)

Apr 24, 2026 04:02 PM

DEFA14A

Additional or supplemental proxy disclosures

Apr 24, 2026 04:04 PM

ARS

Annual Report to Shareholders

Apr 24, 2026 04:12 PM

8-K

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

Apr 8, 2026 07:05 AM

4

Insider ownership (buying, selling) activity

Apr 3, 2026 04:01 PM

SC 13G/A

Updated passive ownership disclosure

Mar 27, 2026 11:37 AM

4

Insider ownership (buying, selling) activity

Mar 3, 2026 04:01 PM

4

Insider ownership (buying, selling) activity

Feb 23, 2026 04:55 PM

4

Insider ownership (buying, selling) activity

Feb 11, 2026 04:02 PM

4

Insider ownership (buying, selling) activity

Feb 11, 2026 04:03 PM

13F-HR

Quarterly equity holdings of institutional investment managers

Feb 6, 2026 05:06 PM

10-K

Annual financial results and management updates

Feb 4, 2026 09:08 AM

8-K

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

Jan 30, 2026 06:51 AM

8-K

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

Jan 12, 2026 06:48 AM

4

Insider ownership (buying, selling) activity

Jan 8, 2026 04:03 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:14 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:21 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:18 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:16 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:16 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:13 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:12 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:11 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:10 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:08 PM

4

Insider ownership (buying, selling) activity

Jan 6, 2026 04:03 PM

4

Insider ownership (buying, selling) activity

Jan 5, 2026 05:54 PM

4

Insider ownership (buying, selling) activity

Jan 5, 2026 05:53 PM

2025

4

Insider ownership (buying, selling) activity

Dec 31, 2025 05:05 PM

Regeneron Pharmaceuticals (Form 8-K) 2023

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

Aug 3, 2023 06:48 AM

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