NasdaqGS - Delayed Quote USD

Generation Bio Co. (GBIO)

3.0100 +0.0200 (+0.67%)
At close: April 25 at 4:00 PM EDT
3.0100 0.00 (0.00%)
After hours: April 25 at 4:20 PM EDT

Major Holders

Breakdown
14.49% % of Shares Held by All Insider
79.95% % of Shares Held by Institutions
93.50% % of Float Held by Institutions
118 Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Atlas Venture Life Science Advisors, LLC 8.28M Dec 31, 2023 12.45% 24,921,246
Price (T.Rowe) Associates Inc 6.93M Dec 31, 2023 10.42% 20,847,783
FMR, LLC 5.35M Dec 31, 2023 8.05% 16,110,720
Bellevue Group AG 3.62M Dec 31, 2023 5.44% 10,887,410
Blackrock Inc. 3.17M Dec 31, 2023 4.77% 9,536,929
Artal Group S.A. 2.81M Dec 31, 2023 4.23% 8,470,714
Vanguard Group Inc 2.55M Dec 31, 2023 3.84% 7,682,275
Bank of America Corporation 2.53M Dec 31, 2023 3.80% 7,608,864
EcoR1 Capital, LLC 2.05M Dec 31, 2023 3.08% 6,161,069
Pfm Health Sciences, Lp 1.62M Dec 31, 2023 2.44% 4,883,685

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Price (T.Rowe) New Horizons Fund 4.04M Dec 31, 2023 6.08% 12,161,546
Fidelity Growth Company Fund 1.85M Feb 29, 2024 2.78% 5,572,039
Vanguard Total Stock Market Index Fund 1.56M Dec 31, 2023 2.34% 4,680,625
Price (T.Rowe) Health Sciences Fund 1.32M Dec 31, 2023 1.99% 3,982,275
iShares Russell 2000 ETF 1.1M Feb 29, 2024 1.65% 3,300,772
Vanguard Extended Market Index Fund 718.08k Dec 31, 2023 1.08% 2,161,408
Fidelity Select Portfolios - Pharmaceuticals 715.28k Feb 29, 2024 1.08% 2,152,980
Price (T.Rowe) New Horizons Trust 642.43k Dec 31, 2023 0.97% 1,933,705
Fidelity Growth Company K6 Fund 503.19k Feb 29, 2024 0.76% 1,514,616
Fidelity Small Cap Index Fund 462.66k Jan 31, 2024 0.70% 1,392,594

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