Company filings profile · CIK 0001808805

Nautilus Biotechnology, Inc. — SEC filings & insider activity.

Real, source-linked SEC EDGAR activity for Nautilus Biotechnology, Inc. (NAUT): 8 filings in the last 90 days vs 13 in the prior 90 (filing-velocity cooling ↓ · 0.62×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.

✔ Verified against the public SEC EDGAR filing record as of Jun 21, 2026. Source-linked, daily-refreshed.

Material 8-K events — Nautilus Biotechnology, Inc.

8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).

FiledEvent
Jun 18, 2026Item 5.07
Apr 28, 2026Results of Operations (earnings); Financial Statements and Exhibits
Feb 26, 2026Results of Operations (earnings); Financial Statements and Exhibits
Nov 4, 2025Other Events
Oct 28, 2025Results of Operations (earnings); Financial Statements and Exhibits
Jul 31, 2025Results of Operations (earnings); Financial Statements and Exhibits
Jun 23, 2025Item 5.07
May 2, 2025Delisting / Listing-Rule Failure

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Add this company to a watchlist and get a webhook/email the moment it files a material 8-K, an insider Form 4, or changes its risk-factor language.

Insider transactions (Form 4 / 3 / 5)

FiledForm
Jun 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Mar 4, 20264
Nov 10, 20254
Sep 9, 20254
Sep 5, 20254
Jun 25, 20254
Jun 25, 20254
Jun 25, 20254
Jun 25, 20254
Jun 25, 20254
Jun 2, 20254
May 12, 20254
Mar 21, 20254

Recent filings

FiledFormDetail
Jun 18, 20268-K Item 5.07
Jun 4, 2026SCHEDULE 13D/A
Jun 4, 20264
Apr 28, 2026ARS ARS
Apr 28, 2026DEFA14A DEFA14A
Apr 28, 2026DEF 14A DEF 14A
Apr 28, 202610-Q 10-Q
Apr 28, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
Mar 4, 2026SCHEDULE 13D/A
Mar 4, 2026SCHEDULE 13D/A
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Mar 4, 20264 FORM 4
Feb 26, 2026S-8 S-8
Feb 26, 202610-K 10-K
Feb 26, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
Nov 10, 20254 FORM 4
Nov 4, 20258-K Other Events
Oct 28, 202510-Q 10-Q
Oct 28, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Sep 9, 20254 FORM 4
Sep 5, 20254 FORM 4
Jul 31, 202510-Q 10-Q
Jul 31, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Jun 25, 20254 FORM 4
Jun 25, 20254 FORM 4
Jun 25, 20254 FORM 4
Jun 25, 20254 FORM 4
Jun 25, 20254 FORM 4
Jun 24, 2025SCHEDULE 13D/A
Jun 23, 20258-K Item 5.07
Jun 2, 20254 FORM 4
May 12, 20254 FORM 4
May 2, 20258-K Delisting / Listing-Rule Failure
Apr 29, 2025ARS ARS