Massachusetts Financial Services
GBIO

Massachusetts Financial Services’s Generation Bio GBIO Stock Holding History

Massachusetts Financial Services’s Portfolio GBIO Stock Details GBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2022
Q4 		– Sell
-2,568
Closed -$136K – 863
2022
Q3 		$136K Buy
+2,568
New +$161K ﹤0.01% 845

Other funds holding GBIO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
PHS
PFM Health Sciences San Francisco, California $1.1B AUM 57.92% 1-Year Est. Return
AG
Artal Group Luxembourg $1.01B AUM 29.84% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return

Massachusetts Financial Services's GBIO Position: Q4 2022 in Review

Massachusetts Financial Services sold out of Generation Bio (GBIO) in Q4 2022, closing a stake of 2,568 shares — an estimated $136K sold.

Massachusetts Financial Services first reported a position in GBIO in Q3 2022 and held it in 1 quarter. The position peaked at $136K in Q3 2022. 95 funds tracked by Wall St. Rank hold GBIO as of Q4 2022.

  • Massachusetts Financial Services reported no remaining Generation Bio position as of Q4 2022 after selling out during the quarter.
  • Massachusetts Financial Services sold 2,568 Generation Bio shares in Q4 2022, an estimated $136K.
  • Massachusetts Financial Services first reported a position in Generation Bio in Q3 2022 and held it in 1 quarter.
  • Massachusetts Financial Services's Generation Bio position peaked at $136K in Q3 2022.
  • 95 funds tracked by Wall St. Rank held Generation Bio as of Q4 2022.

Based on Massachusetts Financial Services's 13F filing for Q4 2022, filed 13 Feb 2023.