Nautilus Biotechnology Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:NAUT Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
08 Sep 25	BuyUS$135,575	Sujal Patel	Individual	200,000	US$0.68
04 Sep 25	BuyUS$12,858	Matthew Murphy	Individual	20,000	US$0.64
29 May 25	BuyUS$11,489	Anna Mowry	Individual	15,000	US$0.77
12 May 25	BuyUS$9,885	Parag Mallick	Individual	13,500	US$0.73
20 Mar 25	BuyUS$23,890	Sujal Patel	Individual	23,933	US$1.00

Insider Trading Volume

Insider Buying: NAUT insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of NAUT?
Owner Type	Number of Shares	Ownership Percentage
Public Companies	1,457,055	1.15%
Institutions	20,724,458	16.4%
General Public	30,559,693	24.2%
Individual Insiders	36,142,803	28.6%
VC/PE Firms	37,421,113	29.6%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 72.94% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
16.2%	Parag Mallick	20,493,392	US$14.8m	-0.9%	no data
14%	Andreessen Horowitz LLC	17,653,917	US$12.7m	0%	0.26%
9.97%	Perceptive Advisors LLC	12,594,211	US$9.1m	0%	0.27%
9.62%	Sujal Patel	12,155,756	US$8.8m	-29.5%	no data
5.68%	Cercano Management LLC	7,172,985	US$5.2m	0%	0.15%
4.77%	Madrona Venture Group	6,020,770	US$4.3m	0%	37.11%
1.97%	The Vanguard Group, Inc.	2,485,081	US$1.8m	-10.4%	no data
1.75%	Comprehensive Financial Management LLC	2,207,619	US$1.6m	0%	0.04%
1.49%	Farzad Nazem	1,888,146	US$1.4m	0%	no data
1.15%	Amazon.com, Inc.	1,457,055	US$1.1m	0%	no data
0.84%	The Clarius Group, LLC	1,060,460	US$764.3k	22.4%	0.04%
0.84%	Millennium Management LLC	1,056,839	US$761.7k	1,080%	no data
0.58%	Tikvah Management LLC	726,895	US$523.9k	0%	0.14%
0.5%	BlackRock, Inc.	628,901	US$453.2k	-77.5%	no data
0.49%	Botty Investors LLC	622,409	US$448.6k	2.69%	0.12%
0.49%	Renaissance Technologies LLC	619,906	US$446.8k	106%	no data
0.44%	Geode Capital Management, LLC	553,602	US$399.0k	-51.9%	no data
0.44%	Dimensional Fund Advisors LP	550,740	US$396.9k	-16.5%	no data
0.36%	Matthew McIlwain	459,075	US$330.9k	0%	no data
0.34%	Corient Private Wealth LLC	435,350	US$313.8k	860%	no data
0.22%	Sentinel Trust Co LBA	280,000	US$201.8k	0%	0.02%
0.2%	Jacobs Levy Equity Management Inc	254,859	US$183.7k	13.2%	no data
0.2%	Alyeska Investment Group, L.P.	253,468	US$182.7k	0%	no data
0.2%	Melissa Epperly	249,028	US$179.5k	0%	no data
0.19%	Goldman Sachs Group, Investment Banking and Securities Investments	240,457	US$173.3k	149%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/09/15 23:17
End of Day Share Price	2025/09/15 00:00
Earnings	2025/06/30
Annual Earnings	2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Nautilus Biotechnology, Inc. is covered by 4 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Matthew Sykes	Goldman Sachs
Subhalaxmi Nambi	Guggenheim Securities, LLC
Max Masucci	TD Cowen