Insmed Ownership

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

Recent Insider Transactions

BST:IM8N Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
12 Aug 24	Sell€627,720	S. Schaeffer	Individual	9,469	€66.29
28 May 24	Sell€72,097	John Wise	Individual	1,602	€45.00
14 May 24	Sell€119,582	Michael Smith	Individual	5,093	€23.48
14 May 24	Sell€523,666	William Lewis	Individual	22,198	€23.59
14 May 24	Sell€119,794	John Wise	Individual	5,088	€23.54
14 May 24	Sell€153,588	S. Schaeffer	Individual	6,508	€23.60
14 May 24	Sell€185,207	Roger Adsett	Individual	7,857	€23.57
14 May 24	Sell€259,524	Sara Bonstein	Individual	11,088	€23.41
14 May 24	Sell€250,513	Martina Flammer	Individual	10,640	€23.54
09 Jan 24	Sell€259,875	William Lewis	Individual	9,887	€26.28
09 Jan 24	Sell€62,460	Michael Smith	Individual	2,373	€26.32
09 Jan 24	Sell€102,715	Roger Adsett	Individual	3,837	€26.77
09 Jan 24	Sell€125,183	Martina Flammer	Individual	4,715	€26.55
09 Jan 24	Sell€120,095	Sara Bonstein	Individual	4,497	€26.71
09 Jan 24	Sell€83,249	S. Schaeffer	Individual	3,165	€26.30
09 Jan 24	Sell€49,018	John Wise	Individual	1,861	€26.34
05 Jan 24	Sell€81,035	Roger Adsett	Individual	3,042	€26.64
05 Jan 24	Sell€16,755	Michael Smith	Individual	627	€26.72
05 Jan 24	Sell€38,903	S. Schaeffer	Individual	1,457	€26.70
05 Jan 24	Sell€36,912	Martina Flammer	Individual	1,386	€26.63
05 Jan 24	Sell€186,205	William Lewis	Individual	6,979	€26.68

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 IM8N?
Owner Type	Number of Shares	Ownership Percentage
State or Government	42,500	0.022%
Individual Insiders	1,754,124	0.909%
Hedge Funds	10,497,277	5.44%
Institutions	180,734,541	93.6%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 25.1%.

Top Shareholders

Top 25 shareholders own 67.98% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
9.58%	The Vanguard Group, Inc.	17,143,177	€1.2b	7.06%	0.02%
8.37%	BlackRock, Inc.	14,970,152	€1.0b	4.95%	0.02%
8.31%	T. Rowe Price Group, Inc.	14,858,124	€1.0b	1.77%	0.09%
5.87%	Darwin Global Management Limited	10,497,277	€715.0m	196%	70.62%
4%	FMR LLC	7,161,341	€487.8m	-1.39%	0.03%
3.65%	Capital Research and Management Company	6,523,791	€444.3m	11.1%	0.02%
3.45%	State Street Global Advisors, Inc.	6,178,230	€420.8m	32.5%	0.02%
2.47%	Baker Bros. Advisors LP	4,415,918	€300.8m	23.5%	3.03%
2.13%	Geode Capital Management, LLC	3,813,384	€259.7m	4.74%	0.02%
1.83%	RTW Investments, LP	3,272,008	€222.9m	-10.1%	3.3%
1.64%	JP Morgan Asset Management	2,929,809	€199.5m	4.83%	0.02%
1.61%	Artisan Partners Limited Partnership	2,884,097	€196.4m	15.9%	0.15%
1.44%	Columbia Management Investment Advisers, LLC	2,580,419	€175.8m	1.95%	0.04%
1.37%	AllianceBernstein L.P.	2,450,093	€166.9m	-1.69%	0.05%
1.36%	Fidelity International Ltd	2,439,748	€166.2m	60.7%	0.07%
1.36%	William Blair Investment Management, LLC	2,429,999	€165.5m	-30.2%	0.2%
1.28%	Franklin Resources, Inc.	2,298,403	€156.5m	-2.53%	0.06%
1.28%	Macquarie Investment Management Business Trust	2,285,921	€155.7m	-16.8%	0.18%
1.08%	Palo Alto Investors LP	1,940,993	€132.2m	-9.26%	19.09%
1.05%	Principal Global Investors, LLC	1,873,909	€127.6m	12.9%	0.06%
1.04%	Pictet Asset Management Limited	1,863,341	€126.9m	25%	0.11%
1.01%	ClearBridge Investments, LLC	1,808,767	€123.2m	9.96%	0.09%
0.98%	Norges Bank Investment Management	1,757,425	€119.7m	0%	0.01%
0.91%	Suvretta Capital Management, LLC	1,635,709	€111.4m	-35.1%	4.19%
0.89%	Vestal Point Capital, LP	1,600,000	€109.0m	113%	9.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/01/03 08:24
End of Day Share Price	2025/01/02 00:00
Earnings	2024/09/30
Annual Earnings	2023/12/31

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 here.

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 .

Analyst Sources

Insmed Incorporated is covered by 33 analysts. 17 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
Neena Bitritto-Garg	Baird
Leon Wang	Barclays
Anita Dushyanth	Berenberg