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See how Context works →On the price, the facts of the public record■Insider buy□Insider sell◇Significant stake declared (13D)●Results filed
With an account, also○dividends▲splits◌next earningswith an account
End-of-day prices provided by Twelve Data · One close per session; the series does not update during the trading day.
Latest on record
The most recent facts, as filed.
Up to three of the most recent, checkable facts already loaded on this page, each linked to its source.
- Sep 11, 2026Material event · 8-KFiled by the company itself.Open the filing ↗
- Jul 28, 2026Quarterly report · 10-QFiled by the company itself.Open the filing ↗
- Jul 28, 2026Material event · 8-KFiled by the company itself.Open the filing ↗
In numbers
What this profile holds, counted.
Closes · 1 year250
SEC filings on record30221 flagged findings
Reported transactions (Form 4)61since Mar 1, 2024
Corporate events (8-K)17since Aug 12, 2020
What the record says
Description, identity and filings, each with its source.
Every block cites its source. The colour of a finding marks its category — which document, who filed it — not how much it matters.
Regulatory history
Topics detected in its SEC reports, with the original excerpt.
Each topic is assigned by a classifier over the full filing; the excerpts show where it was detected and are not always enough to verify it. Open the filing to read it in full.
- 2026-04-28share offering or dilution eventrecentOpen filing ↗“…sales, or the perception in the market that the holders of a large number of shares intend to sell shares, could reduce the market…”
+1 more passage from the same document
- “…reduce the market price of our Common Stock. Pursuant to the Amended and Restated Registration Rights and Lock-Up Agreement (the…”
- 2026-04-28listing compliance noticerecentOpen filing ↗“…in the potential loss of confidence by investors and employees. On May 1, 2025, we received a letter from the Listing Qualifications…”
+1 more passage from the same document
- “…us that since the Company’s stock had achieved a closing bid price of greater than $1.00 for at least 10 consecutive business days,…”
- 2026-04-28export control restrictionsrecentOpen filing ↗“…risks occurs, it could require us to dedicate significant resources to remedy such occurrence, and if we are unsuccessful in…”
- 2026-04-28capital return (buybacks/dividends)recentOpen filing ↗“…market” equity offering program under our Sales Agreement with TD Cowen or our Shelf Registration Statement, our stockholders will…”
- 2026-04-28Department of Justice inquiryrecentOpen filing ↗“…Act, which contains a private right of action. These new state laws will require ongoing compliance efforts and investment. In…”
- 2026-02-26share offering or dilution eventrecentOpen filing ↗“…with Legacy Nautilus as the surviving company in the Merger and, after giving effect to such Merger, Legacy Nautilus becoming…”
+1 more passage from the same document
- “…company in the Merger and, after giving effect to such Merger, Legacy Nautilus becoming a wholly-owned subsidiary of New…”
- 2026-02-26listing compliance noticerecentOpen filing ↗“…in the potential loss of confidence by investors and employees. On May 1, 2025, we received a letter from the Listing Qualifications…”
+1 more passage from the same document
- “…us that since the Company’s stock had achieved a closing bid price of greater than $1.00 for at least 10 consecutive business days,…”
- 2026-02-26export control restrictionsrecentOpen filing ↗“…risks occurs, it could require us to dedicate significant resources to remedy such occurrence, and if we are unsuccessful in…”
2 older entries not shown
Original excerpts from SEC filings, untranslated. Not advice and not a prediction.
The 25 most recent filings (of 302)
Every SEC filing, newest first, with what it is. Below, each type with its own explanation.
- Sep 18, 26424B5 ↗Securities offering
- Sep 11, 268-K ↗Current report · A material agreement was terminated
- Sep 11, 26S-3 ↗Securities offering
- Sep 11, 26SCHEDULE 13D/A ↗Stake with intent to influence · Marc L. Andreessen · 4.9% · event on Sep 9, 26 · amendment
- Aug 28, 26SCHEDULE 13D/A ↗Stake with intent to influence · Marc L. Andreessen · 6.0% · event on Aug 26, 26 · amendment
- Aug 14, 26SCHEDULE 13D/A ↗Stake with intent to influence · Perceptive Advisors LLC · 9.1% · event on Jun 30, 26 · amendment
- Jul 28, 2610-Q ↗Quarterly report
- Jul 28, 268-K ↗Current report · Results
- Jun 30, 26SCHEDULE 13D/A ↗Stake with intent to influence · Marc L. Andreessen · 7.1% · event on Jun 26, 26 · amendment
- Jun 18, 268-K ↗Current report · Shareholder vote results
- Jun 4, 26SCHEDULE 13D/A ↗Stake with intent to influence · Marc L. Andreessen · 9.9% · event on Jun 2, 26 · amendment
- Jun 4, 26Form 4 ↗Insider transaction
- Apr 28, 26DEFA14A ↗Shareholder meeting and votes
- Apr 28, 26DEF 14A ↗Shareholder meeting and votes
- Apr 28, 2610-Q ↗Quarterly report
- Apr 28, 268-K ↗Current report · Results
- Mar 4, 26SCHEDULE 13D/A ↗Stake with intent to influence · Parag Mallick · 17.6% · event on Mar 2, 26 · amendment
- Mar 4, 26Form 4 ↗Insider transaction
302 filings on record, the oldest from May 14, 20.
Listing the 25 most recent filings of the 302 on record.
197
- Sep 11, 26A material agreement was terminated+2 more in the same filing8-K 1.02 ↗
- May 2, 25Listing notice (8-K 3.01)8-K 3.01 ↗
- Feb 27, 25A senior executive left or was appointed+2 more in the same filing8-K 5.02 ↗
- Jan 31, 25A senior executive left or was appointed8-K 5.02 ↗
- Feb 28, 24Entered a material agreement+1 more in the same filing8-K 1.01 ↗
- Nov 1, 22A senior executive left or was appointed8-K/A 5.02 ↗
- Mar 31, 22A senior executive left or was appointed+2 more in the same filing8-K 5.02 ↗
- Jun 10, 21Completed an acquisition or disposal+8 more in the same filing8-K 2.01 ↗
- Feb 8, 21Entered a material agreement+3 more in the same filing8-K 1.01 ↗
- Aug 12, 20Entered a material agreement+3 more in the same filing8-K 1.01 ↗
Corporate events are tracked from 2004-08-23, when the SEC renumbered 8-K items. Earlier filings use an incompatible numbering and are not classified here.
Schedule 13D: stake and stated purpose
Filed by holders above 5% of a share class who cannot use the short form. It includes the investor's stated purpose: read it before assuming they seek influence.
- Parag Mallick17.6%Mar 2, 26SCHEDULE 13D/A ↗1 earlier filing
- Sujal Patel16.3%Mar 2, 26SCHEDULE 13D/A ↗1 earlier filing
- Perceptive Advisors LLC9.1%Jun 30, 26SCHEDULE 13D/A ↗4 co-filers on this document — the figure is the largest single stake, not their sum. · 2 earlier filings
- Marc L. Andreessen4.9%Sep 9, 26SCHEDULE 13D/A ↗6 co-filers on this document — the figure is the largest single stake, not their sum. · 3 earlier filings
Structured 13D/G data starts 2023-12, when the SEC moved these filings to a machine-readable format. Earlier filings exist but are not parsed here.
- Jun 2, 26Sell$10.8MAH Equity Partners Bio II, L.L.C.↗
- Jun 2, 26Sell$902KAH Equity Partners Bio II, L.L.C.↗
- Mar 4, 26Buy$65KSujal M PatelCEO, President, and Secretary↗
- Nov 6, 25Buy$6KKentaro SuzukiChief Marketing Officer↗
- Sep 8, 25Buy$57KSujal M PatelCEO, President, and Secretary↗
- Sep 5, 25Buy$79KSujal M PatelCEO, President, and Secretary↗
- Sep 4, 25Buy$13KMatthew B. MurphyGeneral Counsel↗
- May 29, 25Buy$11KAnna MowryCFO and Treasurer↗
- May 12, 25Buy$1KParag MallickChief Scientist↗
- May 8, 25Buy$9KParag MallickChief Scientist↗
- Mar 20, 25Buy$24KSujal M PatelCEO, President, and Secretary↗
- Mar 19, 25Buy$53KSujal M PatelCEO, President, and Secretary↗
There are 7 more transactions in this stretch.
Stock compensation, tax and giftsshow the 2 other transactionshide
Stock compensation, tax withholding, option exercises and gifts. They are listed separately and are not included in the purchase and sale totals. The type describes the transaction, not the filer's intent.
The full record holds 21 transactions and goes back to Feb 27, 23.
Its sector and its market
Nautilus Biotechnology, Inc. among Health Care companies
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- End-of-day closes provided by Twelve Data. One close per session; not real time. Closes adjusted for splits.
- Series quality
- 250 clean closes in the period.
- SEC records
- 302 documents on file, from May 14, 2020 to Sep 18, 2026.
- Company description
- No description available.
- This page
- Generated on Oct 19, 2026; refreshed through the day.
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Which SEC documents appear here?
Those filed with the SEC by the company, its insiders and its major shareholders, within our coverage: periodic reports (10-K, 10-Q, 20-F), material events (8-K), proposed sale notices (Form 144), insider transactions (Form 4) and stakes above 5% (13D/13G). Each links to the original on EDGAR.
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It depends on the company: some European issuers file a 20-F or 6-K with the SEC and others don't. The profile shows whatever is on record; when there is nothing, it says so rather than guessing why. Europe does not yet have a common filing archive like EDGAR in the United States. The EU will open its own, ESAP, in July 2027 (managers' transactions arrive in January 2028), and we plan to add it once it is available.
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