YIH
GBIO

Y-Intercept (HK)’s Generation Bio GBIO Stock Holding History

Y-Intercept (HK)’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
2025
Q3 		– Sell
-14,819
Closed -$47.4K – 1731
2025
Q2 		$47.4K Buy
+14,819
New +$57.1K ﹤0.01% 1562
2023
Q2 		– Sell
-1,084
Closed -$46.6K – 1424
2023
Q1 		$46.6K Buy
+1,084
New +$52.4K 0.01% 1103

Other funds holding GBIO

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
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 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
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Y-Intercept (HK)'s GBIO Position: Q3 2025 in Review

Y-Intercept (HK) sold out of Generation Bio (GBIO) in Q3 2025, closing a stake of 14,819 shares — an estimated $47.4K sold.

Y-Intercept (HK) first reported a position in GBIO in Q1 2023 and held it in 2 quarters. The position peaked at $47.4K in Q2 2025. 41 funds tracked by Wall St. Rank hold GBIO as of Q3 2025.

  • Y-Intercept (HK) reported no remaining Generation Bio position as of Q3 2025 after selling out during the quarter.
  • Y-Intercept (HK) sold 14,819 Generation Bio shares in Q3 2025, an estimated $47.4K.
  • Y-Intercept (HK) first reported a position in Generation Bio in Q1 2023 and held it in 2 quarters.
  • Y-Intercept (HK)'s Generation Bio position peaked at $47.4K in Q2 2025.
  • 41 funds tracked by Wall St. Rank held Generation Bio as of Q3 2025.

Based on Y-Intercept (HK)'s 13F filing for Q3 2025, filed 31 Oct 2025.