Q32 Bio Ownership

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

Recent Insider Transactions

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

Dilution of Shares: DB0 only recently listed within the past 12 months

Top 25 shareholders own 79.09% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
18.7%	OrbiMed Advisors LLC	2,252,987	€92.8m	0%	1.42%
17.4%	Atlas Venture L.P.	2,092,106	€86.2m	0%	8.63%
9.14%	Abingworth LLP	1,102,741	€45.4m	0%	13.96%
6.66%	Acorn Bioventures	803,425	€33.1m	0%	36.73%
6.29%	Bristol-Myers Squibb Company	759,145	€31.3m	0%	no data
2.84%	BlackRock, Inc.	342,269	€14.1m	668%	no data
2.66%	Arch Venture Partners, L.P.	320,482	€13.2m	0%	1.23%
2.6%	Temasek Holdings (Private) Limited	313,943	€12.9m	0%	0.01%
2.09%	5AM Venture Management, LLC	251,994	€10.4m	0%	2.33%
1.49%	FMR LLC	179,638	€7.4m	5,010%	no data
1.35%	Harvard Management Company, Inc.	162,965	€6.7m	0%	0.44%
1.3%	ADAR1 Capital Management, LLC	156,504	€6.4m	-16.6%	1.29%
1.15%	The Vanguard Group, Inc.	138,367	€5.7m	28.4%	no data
0.9%	Ikarian Capital, LLC	109,094	€4.5m	388%	1.45%
0.89%	Geode Capital Management, LLC	107,654	€4.4m	499%	no data
0.74%	Platinum Investment Management Limited	89,456	€3.7m	-18.7%	0.11%
0.67%	State Street Global Advisors, Inc.	81,299	€3.3m	0%	no data
0.53%	Ensign Peak Advisors, Inc.	64,481	€2.7m	151%	0.01%
0.36%	Exome Asset Management LLC	43,865	€1.8m	-32.5%	1.8%
0.3%	Shelia Violette	36,277	€1.5m	0%	no data
0.28%	U.S. Global Investors, Inc.	33,437	€1.4m	0%	0.1%
0.25%	Boothbay Fund Management, LLC	29,575	€1.2m	0%	0.05%
0.23%	Affinity Asset Advisors, LLC	27,777	€1.1m	0%	0.21%
0.17%	Vivo Capital, LLC	20,559	€847.0k	-94.4%	0.07%
0.15%	Citadel Advisors LLC	18,119	€746.4k	80.1%	no data