Vigil Neuroscience Ownership

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

Recent Insider Transactions

NasdaqGS:VIGL Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
19 Dec 24	BuyUS$8,400	Ivana Magovcevic-Liebisch	Individual	5,000	US$1.68
19 Dec 24	BuyUS$20,520	Samantha Haeberlein	Individual	12,000	US$1.71
18 Dec 24	BuyUS$8,350	Ivana Magovcevic-Liebisch	Individual	5,000	US$1.67
05 Dec 24	BuyUS$11,700	Ivana Magovcevic-Liebisch	Individual	5,000	US$2.34

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of VIGL?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	401,034	0.859%
Public Companies	3,206,281	6.87%
General Public	9,347,372	20%
VC/PE Firms	15,067,301	32.3%
Institutions	18,649,546	40%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 24.2%.

Top Shareholders

Top 25 shareholders own 75.2% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
12.5%	Atlas Venture L.P.	5,836,874	US$16.1m	0%	2.61%
10.8%	Vida Ventures Advisors, LLC	5,015,929	US$13.8m	0%	46.46%
9.03%	Northpond Ventures, LLC	4,214,498	US$11.6m	0%	49.02%
6.87%	Amgen Inc.	3,206,281	US$8.8m	0%	no data
4.27%	Invus Financial Advisors, LLC	1,991,038	US$5.5m	0%	0.3%
3.92%	Artal Group S.A.	1,828,691	US$5.0m	0%	0.31%
3.89%	BVF Partners L.P.	1,813,633	US$5.0m	0%	0.19%
3.23%	Citadel Advisors LLC	1,507,192	US$4.1m	4.49%	no data
3.22%	Sphera Funds Management Ltd	1,502,429	US$4.1m	-8.81%	0.68%
3%	683 Capital Management, LLC	1,400,000	US$3.9m	14.8%	0.41%
2.09%	The Vanguard Group, Inc.	975,473	US$2.7m	7.82%	no data
1.51%	Ensign Peak Advisors, Inc.	703,116	US$1.9m	16.1%	no data
1.2%	Pivotal BioVenture Partners LLC	560,595	US$1.5m	0%	0.67%
1.13%	Aberdeen Group Plc	528,472	US$1.5m	125%	no data
1.07%	Ikarian Capital, LLC	500,000	US$1.4m	0%	0.47%
1.05%	Woodline Partners LP	488,756	US$1.3m	239%	0.01%
1.01%	Rock Springs Capital Management LP	471,958	US$1.3m	0%	0.05%
0.9%	BlackRock, Inc.	419,145	US$1.2m	-0.37%	no data
0.79%	Renaissance Technologies LLC	367,300	US$1.0m	698%	no data
0.74%	Millennium Management LLC	343,814	US$945.5k	23.3%	no data
0.69%	William Blair Investment Management, LLC	323,900	US$890.7k	0%	no data
0.62%	ArrowMark Colorado Holdings, LLC	289,460	US$796.0k	0%	0.01%
0.61%	Point72 Asset Management, L.P.	284,963	US$783.6k	-82.5%	no data
0.57%	Marshall Wace LLP	266,895	US$734.0k	85.3%	no data
0.55%	Goldman Sachs Group, Investment Banking and Securities Investments	256,642	US$705.8k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/05 08:13
End of Day Share Price	2025/05/05 00:00
Earnings	2024/12/31
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

Vigil Neuroscience, Inc. is covered by 8 analysts. 7 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
Jason Butler	Citizens JMP Securities, LLC
Yatin Suneja	Guggenheim Securities, LLC
Andrew Fein	H.C. Wainwright & Co.