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Nautilus Biotechnology, Inc.
Laboratory Analytical Instruments · CIK 1808805
Nautilus Biotechnology, Inc. aims to enable comprehensive measurement of proteins for drug discovery and precision medicine
$285M
Market cap
$1.79
Last close
-10.5%
1D
-22.5%
5D
2.1M
Volume
Price · last 39 sessions-38.1%
May 4L $1.79 · H $3.02Jun 29
96
Total filings
Jun 18, 2026
Last filing
12/31
Fiscal year end
8-KShareholder VoteJun 18, 2026SC 13D/ASC 13D/AJun 4, 2026DEFA14ADEFA14AApr 28, 2026DEF 14ADEF 14AApr 28, 202610-Q10-QApr 28, 20268-KResults of OperationsApr 28, 2026SC 13D/ASC 13D/AMar 4, 2026SC 13D/ASC 13D/AMar 4, 202610-K10-KFeb 26, 20268-KResults of OperationsFeb 26, 20268-KCompany UpdateNov 4, 202510-Q10-QOct 28, 20258-KResults of OperationsOct 28, 202510-Q10-QJul 31, 20258-KResults of OperationsJul 31, 20258-KShareholder VoteJun 23, 20258-KDelisting NoticeMay 2, 2025DEFA14ADEFA14AApr 29, 2025DEF 14ADEF 14AApr 29, 202510-Q10-QApr 29, 20258-KResults of OperationsApr 29, 202510-K10-KFeb 27, 20258-KExecutive Change · Results of OperationsFeb 27, 20258-KExecutive ChangeJan 31, 202510-Q10-QOct 29, 20248-KResults of OperationsOct 29, 202410-Q10-QJul 30, 20248-KResults of OperationsJul 30, 20248-KShareholder VoteJun 13, 202410-Q10-QApr 30, 20248-KResults of OperationsApr 30, 2024DEFA14ADEFA14AApr 26, 2024DEF 14ADEF 14AApr 26, 2024424B5424B5Mar 6, 20248-KMaterial AgreementFeb 28, 202410-K10-KFeb 28, 20248-KResults of OperationsFeb 28, 20248-KCompany UpdateDec 14, 202310-Q10-QOct 31, 20238-KResults of OperationsOct 31, 202310-Q10-QAug 2, 20238-KResults of OperationsAug 2, 20238-KShareholder VoteJun 15, 202310-Q10-QMay 2, 20238-KResults of OperationsMay 2, 2023DEFA14ADEFA14AApr 27, 2023DEF 14ADEF 14AApr 27, 202310-K10-KFeb 23, 20238-KResults of OperationsFeb 23, 2023SC 13GSC 13GFeb 13, 202310-Q10-QNov 1, 20228-K/AExecutive ChangeNov 1, 20228-KResults of Operations · Bylaw AmendmentNov 1, 202210-Q10-QAug 2, 20228-KResults of OperationsAug 2, 20228-KShareholder VoteJun 16, 202210-Q10-QMay 3, 20228-KResults of OperationsMay 3, 2022DEFA14ADEFA14AApr 28, 2022DEF 14ADEF 14AApr 28, 20228-KExecutive Change · Reg FD DisclosureMar 31, 202210-K10-KFeb 24, 20228-KResults of OperationsFeb 24, 2022SC 13GSC 13GFeb 10, 202210-Q10-QNov 2, 20218-KResults of OperationsNov 2, 2021SC 13DSC 13DAug 26, 202110-Q10-QAug 10, 20218-KResults of OperationsAug 10, 2021S-1S-1Jul 22, 2021SC 13DSC 13DJun 30, 2021SC 13DSC 13DJun 21, 2021SC 13DSC 13DJun 16, 2021SC 13DSC 13DJun 16, 20218-KAuditor Change · Change of ControlJun 10, 2021425425Jun 8, 20218-KShareholder VoteJun 8, 20218-KCompany UpdateJun 1, 20214258-KJun 1, 202110-Q10-QMay 13, 2021
Insider Activity
In the 90 days to Mar 4, 2026: 1 insider bought $65K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 4, 2026 | Patel Sujal MCEO, President, and Secretary | Buy | 25,000 | $2.61 | $65K |
| Nov 6, 2025 | Suzuki KentaroChief Marketing Officer | Buy | 4,000 | $1.49 | $6K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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