bluebird bio Ownership

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

Recent Insider Transactions

BMV:BLUE * Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
30 Sep 24	SellMex$10,356	Thomas Klima	Individual	1,006	Mex$10.29
30 Sep 24	SellMex$357,775	Andrew Obenshain	Individual	34,780	Mex$10.29
03 Jun 24	SellMex$65,353	Thomas Klima	Individual	3,834	Mex$17.05
04 Mar 24	SellMex$118,553	Thomas Klima	Individual	4,573	Mex$25.92
04 Mar 24	SellMex$158,010	Andrew Obenshain	Individual	6,095	Mex$25.92
01 Mar 24	SellMex$176,033	Richard Colvin	Individual	6,770	Mex$26.00
05 Feb 24	SellMex$80,990	Joseph Vittiglio	Individual	5,217	Mex$15.52
05 Feb 24	SellMex$42,133	Thomas Klima	Individual	2,714	Mex$15.52
05 Feb 24	SellMex$29,170	Andrew Obenshain	Individual	1,879	Mex$15.52
05 Jan 24	SellMex$14,283	Richard Colvin	Individual	597	Mex$23.92
05 Jan 24	SellMex$76,417	Andrew Obenshain	Individual	3,162	Mex$24.17
06 Dec 23	SellMex$352,704	Christopher Krawtschuk	Individual	4,526	Mex$77.93

Insider Trading Volume

Insider Buying: BLUE * insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of BLUE *?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	899,516	0.463%
Institutions	63,008,032	32.4%
General Public	130,536,797	67.1%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 77.8%.

Top Shareholders

Top 25 shareholders own 28.18% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.94%	BlackRock, Inc.	15,443,767	Mex$118.4m	0.01%	no data
5.39%	The Vanguard Group, Inc.	10,474,007	Mex$80.3m	1.68%	no data
2.41%	Geode Capital Management, LLC	4,683,042	Mex$35.9m	3.69%	no data
1.98%	State Street Global Advisors, Inc.	3,841,923	Mex$29.4m	1.14%	no data
1.28%	FMR LLC	2,481,962	Mex$19.0m	8.71%	no data
0.84%	Avidity Partners Management, L.P.	1,631,143	Mex$12.5m	0%	0.03%
0.83%	Millennium Management LLC	1,608,793	Mex$12.3m	-68.7%	no data
0.81%	Lion Point Capital, LP	1,578,256	Mex$12.1m	133%	2.24%
0.79%	Northern Trust Global Investments	1,535,856	Mex$11.8m	-4.92%	no data
0.67%	ExodusPoint Capital Management, LP	1,296,668	Mex$9.9m	0%	no data
0.54%	Renaissance Technologies LLC	1,058,172	Mex$8.1m	33.7%	no data
0.5%	Masters Capital Management, L.L.C.	975,000	Mex$7.5m	0%	0.06%
0.5%	Morgan Stanley, Investment Banking and Brokerage Investments	965,681	Mex$7.4m	88.9%	no data
0.43%	Bank of America Corporation, Asset Management Arm	843,757	Mex$6.5m	3.65%	no data
0.37%	Two Sigma Advisers, LP	713,100	Mex$5.5m	-15.7%	no data
0.35%	AQR Capital Management, LLC	676,863	Mex$5.2m	-49.2%	no data
0.31%	Palo Alto Investors LP	604,260	Mex$4.6m	-87%	0.03%
0.31%	Dimensional Fund Advisors LP	603,874	Mex$4.6m	-19.3%	no data
0.3%	BNY Asset Management	579,028	Mex$4.4m	-15.6%	no data
0.29%	Merrill Lynch & Co. Inc., Banking Investments	567,986	Mex$4.4m	21.8%	no data
0.29%	Summit X	567,831	Mex$4.4m	-2.51%	0.05%
0.28%	Charles Schwab Investment Management, Inc.	553,060	Mex$4.2m	-0.2%	no data
0.28%	Susquehanna International Group, LLP, Asset Management Arm	541,620	Mex$4.2m	-40%	no data
0.26%	JP Morgan Asset Management	514,928	Mex$3.9m	-3.37%	no data
0.23%	Nick Leschly	455,138	Mex$3.5m	-0.42%	no data