Biomea Fusion Ownership

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

Recent Insider Transactions

NasdaqGS:BMEA Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
11 Dec 25	BuyUS$42,999	Ramses Erdtmann	Individual	30,000	US$1.43
02 Dec 25	BuyUS$99,180	Michael J. Hitchcock	Individual	100,000	US$0.99
01 Dec 25	BuyUS$54,552	Ramses Erdtmann	Individual	50,000	US$1.10
23 Oct 25	SellUS$4,014,978	Cormorant Asset Management, LP	Company	2,620,872	US$1.58

Insider Trading Volume

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

Ownership Breakdown

What is the ownership structure of BMEA?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	4,854,773	6.87%
Institutions	26,727,841	37.8%
General Public	39,121,025	55.3%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 95.1%.

Top Shareholders

Top 25 shareholders own 42.59% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
10.8%	FMR LLC	7,616,852	US$9.3m	5.15%	no data
5.3%	Janus Henderson Group plc	3,750,000	US$4.6m	2,390%	no data
3.53%	Thomas Butler	2,493,407	US$3.0m	0%	no data
3.07%	The Vanguard Group, Inc.	2,170,066	US$2.6m	15.5%	no data
2.96%	Ramses Erdtmann	2,092,030	US$2.6m	3.98%	no data
2.9%	Aisling Capital Management LP	2,048,757	US$2.5m	0%	0.44%
2.03%	Heights Capital Management, Inc.	1,437,646	US$1.8m	-62.6%	0.93%
1.84%	Woodline Partners LP	1,300,834	US$1.6m	-25.4%	0.01%
1.34%	Cormorant Asset Management, LP	950,000	US$1.2m	-73.4%	0.06%
1.28%	BlackRock, Inc.	901,555	US$1.1m	19.6%	no data
0.84%	Renaissance Technologies LLC	595,900	US$727.0k	0%	no data
0.81%	Federated Hermes, Inc.	572,043	US$697.9k	-0.75%	no data
0.8%	Two Sigma Investments, LP	562,968	US$686.8k	61%	no data
0.68%	Point Sur Investors LLC	480,790	US$586.6k	0%	100.0%
0.63%	Geode Capital Management, LLC	446,874	US$545.2k	63.2%	no data
0.61%	Morgan Stanley	430,714	US$525.5k	17.2%	no data
0.48%	Susquehanna International Group, LLP	338,639	US$413.1k	1,840%	no data
0.42%	Marshall Wace LLP	294,733	US$359.6k	761%	no data
0.38%	Two Sigma Advisers, LP	266,700	US$325.4k	-10.1%	no data
0.38%	XTX Markets Limited	265,303	US$323.7k	77.1%	0.02%
0.35%	Superstring Capital Management LP	250,000	US$305.0k	0%	0.2%
0.34%	The Goldman Sachs Group, Inc.	241,039	US$294.1k	36.3%	no data
0.34%	Mariner, LLC	238,930	US$291.5k	0%	no data
0.27%	Northern Trust Global Investments	187,629	US$228.9k	37%	no data
0.25%	Citadel Advisors LLC	179,825	US$219.4k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/12/31 10:10
End of Day Share Price	2025/12/31 00:00
Earnings	2025/09/30
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

Biomea Fusion, Inc. is covered by 15 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
Naureen Quibria	Capital One Securities, Inc.
Yigal Nochomovitz	Citigroup Inc
Jason Kolbert	D. Boral Capital LLC.