EC
BCYC

EcoR1 Capital’s Bicycle Therapeutics BCYC Stock Holding History

EcoR1 Capital’s Portfolio BCYC Stock Details BCYC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-910,000
Closed -$7.73M – 39
2025
Q1 		$7.73M Hold
910,000
– – 0.46% 27
2024
Q4 		$12.7M Hold
910,000
– – 0.48% 36
2024
Q3 		$20.6M Hold
910,000
– – 0.7% 32
2024
Q2 		$18.4M Buy
+910,000
New +$20.6M 0.56% 36
2022
Q2 		– Sell
-547,453
Closed -$24M – 82
2022
Q1 		$24M Buy
+547,453
New +$25.6M 0.75% 27

Other funds holding BCYC

BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
FIS
FCPM III Services Naarden, Netherlands $750M AUM 127.27% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
LFCM
Long Focus Capital Management San Juan, Puerto Rico $3.91B AUM 12.68% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

EcoR1 Capital's BCYC Position: Q2 2025 in Review

EcoR1 Capital sold out of Bicycle Therapeutics (BCYC) in Q2 2025, closing a stake of 910,000 shares — an estimated $7.73M sold.

EcoR1 Capital first reported a position in BCYC in Q1 2022 and held it in 5 quarters. The position peaked at $24M in Q1 2022. 110 funds tracked by Wall St. Rank hold BCYC as of Q2 2025.

  • EcoR1 Capital reported no remaining Bicycle Therapeutics position as of Q2 2025 after selling out during the quarter.
  • EcoR1 Capital sold 910,000 Bicycle Therapeutics shares in Q2 2025, an estimated $7.73M.
  • EcoR1 Capital first reported a position in Bicycle Therapeutics in Q1 2022 and held it in 5 quarters.
  • EcoR1 Capital's Bicycle Therapeutics position peaked at $24M in Q1 2022.
  • 110 funds tracked by Wall St. Rank held Bicycle Therapeutics as of Q2 2025.

Based on EcoR1 Capital's 13F filing for Q2 2025, filed 14 Aug 2025.