Jane Street
CBIO

Jane Street’s Crescent Biopharma CBIO Stock Holding History

Jane Street’s Portfolio CBIO Stock Details CBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-22,965
Closed -$272K – 12090
2025
Q4 		$272K Buy
+22,965
New +$293K ﹤0.01% 9057
2025
Q1 		– Sell
-589
Closed -$14.7K – 9844
2024
Q4 		$14.7K Buy
+589
New +$16.1K ﹤0.01% 9157
2024
Q3 		– Sell
-297
Closed -$8.36K – 9874
2024
Q2 		$8.36K Sell
297
-2,596
-90% -$270K ﹤0.01% 9127
2024
Q1 		$868K Buy
2,893
+2,322
+407% +$694K ﹤0.01% 5672
2023
Q4 		$135K Buy
571
+371
+186% +$57.7K ﹤0.01% 8445
2023
Q3 		$29.9K Buy
+200
New +$31.6K ﹤0.01% 8249
2023
Q2 		– Sell
-267
Closed -$33.7K – 9005
2023
Q1 		$33.7K Buy
267
+19
+8% +$4.28K ﹤0.01% 8546
2022
Q4 		$75.1K Buy
+248
New +$36.6K ﹤0.01% 8234
2022
Q3 		– Sell
-192
Closed -$11K – 9956
2022
Q2 		$11K Buy
+192
New +$14.2K ﹤0.01% 9288
2021
Q3 		– Sell
-386
Closed -$90K – 10217
2021
Q2 		$90K Buy
386
+271
+236% +$69K ﹤0.01% 9308
2021
Q1 		$35K Buy
+115
New +$41.2K ﹤0.01% 8898
2020
Q2 		– Sell
-162
Closed -$37K – 7248
2020
Q1 		$37K Buy
+162
New +$61.9K ﹤0.01% 5122
2019
Q1 		– Sell
-121
Closed -$114K – 5232
2018
Q4 		$114K Buy
+121
New +$146K ﹤0.01% 4604

Other funds holding CBIO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return
VA
VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return
FIS
FCPM III Services Naarden, Netherlands $750M AUM 127.27% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Jane Street's CBIO Position: Q1 2026 in Review

Jane Street sold out of Crescent Biopharma (CBIO) in Q1 2026, closing a stake of 22,965 shares — an estimated $272K sold.

Jane Street first reported a position in CBIO in Q4 2018 and held it in 13 quarters. The position peaked at $868K in Q1 2024. 63 funds tracked by Wall St. Rank hold CBIO as of Q1 2026.

  • Jane Street reported no remaining Crescent Biopharma position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 22,965 Crescent Biopharma shares in Q1 2026, an estimated $272K.
  • Jane Street first reported a position in Crescent Biopharma in Q4 2018 and held it in 13 quarters.
  • Jane Street's Crescent Biopharma position peaked at $868K in Q1 2024.
  • 63 funds tracked by Wall St. Rank held Crescent Biopharma as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.