Wellington Management Group
GBIO

Wellington Management Group’s Generation Bio GBIO Stock Holding History

Wellington Management Group’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
2024
Q3 		– Sell
-11,936
Closed -$337K – 1957
2024
Q2 		$337K Buy
+11,936
New +$388K ﹤0.01% 1820
2023
Q4 		– Sell
-17,617
Closed -$668K – 1864
2023
Q3 		$668K Buy
17,617
+12,020
+215% +$569K ﹤0.01% 1660
2023
Q2 		$308K Buy
+5,597
New +$257K ﹤0.01% 1738
2021
Q2 		– Sell
-57,171
Closed -$16.3M – 2173
2021
Q1 		$16.3M Sell
57,171
-173,262
-75% -$55.5M ﹤0.01% 1120
2020
Q4 		$65.3M Sell
230,433
-18,281
-7% -$5.87M 0.01% 693
2020
Q3 		$76.3M Buy
248,714
+41,583
+20% +$9.94M 0.02% 583
2020
Q2 		$42.6M Buy
+207,131
New +$46.1M 0.01% 741

Other funds holding GBIO

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

Wellington Management Group's GBIO Position: Q3 2024 in Review

Wellington Management Group sold out of Generation Bio (GBIO) in Q3 2024, closing a stake of 11,936 shares — an estimated $337K sold.

Wellington Management Group first reported a position in GBIO in Q2 2020 and held it in 7 quarters. The position peaked at $76.3M in Q3 2020. 75 funds tracked by Wall St. Rank hold GBIO as of Q3 2024.

  • Wellington Management Group reported no remaining Generation Bio position as of Q3 2024 after selling out during the quarter.
  • Wellington Management Group sold 11,936 Generation Bio shares in Q3 2024, an estimated $337K.
  • Wellington Management Group first reported a position in Generation Bio in Q2 2020 and held it in 7 quarters.
  • Wellington Management Group's Generation Bio position peaked at $76.3M in Q3 2020.
  • 75 funds tracked by Wall St. Rank held Generation Bio as of Q3 2024.

Based on Wellington Management Group's 13F filing for Q3 2024, filed 14 Nov 2024.