Blueprint Medicines Ownership

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

Recent Insider Transactions

DB:2L9 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
03 Oct 24	Sell€294,613	Fouad Namouni	Individual	3,633	€81.09
05 Jun 24	Sell€387,005	Percy Carter	Individual	4,000	€96.75
03 Jun 24	Sell€190,743	Becker Hewes	Individual	1,951	€97.77
03 Jun 24	Sell€238,159	Percy Carter	Individual	2,436	€97.77
13 Mar 24	Sell€518,146	Philina Lee	Individual	6,276	€82.74
07 Mar 24	Sell€121,319	Ariel Hurley	Individual	1,462	€82.98
07 Mar 24	Sell€209,196	Christopher Murray	Individual	2,521	€82.98
07 Mar 24	Sell€243,467	Philina Lee	Individual	2,934	€82.98
07 Mar 24	Sell€256,993	Becker Hewes	Individual	3,097	€82.98
07 Mar 24	Sell€189,695	Percy Carter	Individual	2,286	€82.98
07 Mar 24	Sell€431,005	Tracey McCain	Individual	5,194	€82.98
07 Mar 24	Sell€363,209	Fouad Namouni	Individual	4,377	€82.98
07 Mar 24	Sell€503,697	Christina Rossi	Individual	6,070	€82.98
07 Mar 24	Sell€415,156	Michael Landsittel	Individual	5,003	€82.98
07 Mar 24	Sell€1,034,280	Kathryn Haviland	Individual	12,464	€82.98
07 Mar 24	Sell€422,624	Debra Durso-Bumpus	Individual	5,093	€82.98
07 Mar 24	Sell€915,533	Jeffrey Albers	Individual	11,033	€82.98

Insider Trading Volume

Insider Buying: 2L9 insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 2L9?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	685,401	1.02%
Institutions	66,307,272	99%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 4.5%.

Top Shareholders

Top 25 shareholders own 76.27% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
11.2%	BlackRock, Inc.	7,119,049	€637.9m	7.1%	0.01%
10.5%	The Vanguard Group, Inc.	6,683,434	€598.8m	2.22%	0.01%
9.66%	T. Rowe Price Group, Inc.	6,135,959	€549.8m	-7.94%	0.05%
7.11%	FMR LLC	4,516,187	€404.6m	-6.56%	0.02%
6.24%	Wellington Management Group LLP	3,964,610	€355.2m	22.5%	0.06%
4.35%	State Street Global Advisors, Inc.	2,765,702	€247.8m	16.2%	0.01%
2.65%	William Blair Investment Management, LLC	1,681,311	€150.6m	5.08%	0.19%
2.33%	Geode Capital Management, LLC	1,480,187	€132.6m	1.42%	0.01%
1.99%	Macquarie Investment Management Business Trust	1,263,661	€113.2m	-3.69%	0.13%
1.92%	AllianceBernstein L.P.	1,217,705	€109.1m	6.91%	0.03%
1.85%	Lord, Abbett & Co. LLC	1,178,190	€105.6m	-1%	0.33%
1.84%	Pictet Asset Management Limited	1,166,507	€104.5m	3.48%	0.09%
1.76%	JP Morgan Asset Management	1,115,952	€100.0m	-1.85%	0.01%
1.38%	Polar Capital Holdings Plc	877,005	€78.6m	0.23%	0.31%
1.28%	American Century Investment Management Inc	815,071	€73.0m	1.54%	0.04%
1.27%	Invesco Ltd.	808,691	€72.5m	1.07%	0.02%
1.21%	Rock Springs Capital Management LP	768,776	€68.9m	-68.8%	2.38%
1.06%	Hood River Capital Management LLC	672,436	€60.2m	33.7%	0.9%
1.05%	Emerald Advisers, LLC	664,406	€59.5m	7.24%	1.27%
0.97%	Millennium Management LLC	618,787	€55.4m	-1.41%	0.05%
0.95%	Alkeon Capital Management, LLC	600,643	€53.8m	-19.1%	0.41%
0.94%	Charles Schwab Investment Management, Inc.	597,232	€53.5m	9.28%	0.01%
0.93%	Brown Advisory Incorporated	593,502	€53.2m	-3.93%	0.07%
0.93%	Norges Bank Investment Management	592,126	€53.1m	0%	no data
0.87%	Northern Trust Global Investments	555,818	€49.8m	2.2%	0.01%