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CBIO Insider Trading

Insider Ownership Percentage: 8.70%
Insider Buying (Last 12 Months): $18,237,600.00
Insider Selling (Last 12 Months): $0.00

Crescent Biopharma Insider Trading History Chart

This chart shows the insider buying and selling history at Crescent Biopharma by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Crescent Biopharma Share Price & Price History

Current Price: $12.65
Price Change: ▲ Price Increase of +1.18 (10.29%)
As of 02/24/2026 05:00 PM ET

This chart shows the closing price history over time for CBIO up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Crescent Biopharma Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
12/4/2025Fairmount Funds Management LlcDirectorBuy1,360,000$13.41$18,237,600.002,747,866View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Crescent Biopharma (NASDAQ:CBIO)

75.19% of Crescent Biopharma stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CBIO by year and by quarter.

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Crescent Biopharma Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026ADAR1 Capital Management LLC606,000$7.19M0.5%N/A4.362%Search for SEC Filing on Google Icon
2/18/2026Vestal Point Capital LP1,500,000$17.79M0.6%N/A10.797%Search for SEC Filing on Google Icon
2/18/2026Tang Capital Management LLC872,398$10.35M0.5%+28.3%6.279%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd13,246$0.16M0.0%N/A0.095%Search for SEC Filing on Google Icon
2/18/2026RTW Investments LP372,856$4.42M0.0%N/A2.684%Search for SEC Filing on Google Icon
2/18/2026Opaleye Management Inc.1,178,300$13.98M1.8%N/A8.483%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC61,882$0.73M0.0%N/A0.446%Search for SEC Filing on Google Icon
2/18/2026Moore Capital Management LP25,000$0.30M0.0%N/A0.180%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.111,715$1.33M0.0%N/A0.804%Search for SEC Filing on Google Icon
2/18/2026BVF Inc. IL2,748,763$32.60M1.1%+98.1%19.790%Search for SEC Filing on Google Icon
2/17/2026ADAR1 Capital Management LLC606,000$7.19M0.5%N/A4.363%Search for SEC Filing on Google Icon
2/17/2026Burkehill Global Management LP74,000$0.84M0.1%N/A0.533%Search for SEC Filing on Google Icon
2/17/2026Heights Capital Management Inc.264,000$3.13M1.1%N/A1.901%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD338,125$4.01M0.0%-11.9%2.434%Search for SEC Filing on Google Icon
2/17/2026Fcpm Iii Services B.V.1,677,852$19.90M2.6%N/A12.080%Search for SEC Filing on Google Icon
2/16/2026OMERS ADMINISTRATION Corp11,600$0.14M0.0%N/A0.084%Search for SEC Filing on Google Icon
2/16/2026NEXTBio Capital Management LP372,856$4.42M2.6%N/A2.684%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP21,826$0.26M0.0%-50.0%0.157%Search for SEC Filing on Google Icon
2/13/2026Alyeska Investment Group L.P.264,000$3.11M0.0%N/A1.901%Search for SEC Filing on Google Icon
2/13/2026State Street Corp26,217$0.31M0.0%+40.8%0.189%Search for SEC Filing on Google Icon
2/12/2026Jane Street Group LLC22,965$0.27M0.0%N/A0.165%Search for SEC Filing on Google Icon
2/12/2026HRT Financial LP13,083$0.16M0.0%N/A0.094%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC46,700$0.55M0.0%+73.6%0.336%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.25,245$0.30M0.0%-31.7%0.182%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC91,079$1.08M0.0%+31.7%0.656%Search for SEC Filing on Google Icon
2/9/2026Jefferies Financial Group Inc.64,244$0.76M0.0%-37.5%0.462%Search for SEC Filing on Google Icon
11/17/2025Citadel Advisors LLC25,593$0.30M0.0%N/A0.184%Search for SEC Filing on Google Icon
11/17/2025Commodore Capital LP450,829$5.36M0.3%-0.6%3.245%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE3,863$46K0.0%-58.2%0.028%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP28,318$0.34M0.0%N/A0.204%Search for SEC Filing on Google Icon
11/13/2025Jefferies Financial Group Inc.102,714$1.22M0.0%+279.1%0.739%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.657,900$7.82M0.0%N/A3.365%Search for SEC Filing on Google Icon
8/15/2025Soleus Capital Management L.P.400,000$6.46M0.4%N/A2.046%Search for SEC Filing on Google Icon
8/15/2025Perceptive Advisors LLC453,686$7.32M0.7%N/A2.321%Search for SEC Filing on Google Icon
8/15/2025Frazier Life Sciences Management L.P.453,685$7.32M0.3%N/A2.321%Search for SEC Filing on Google Icon
8/15/2025Braidwell LP261,504$4.22M0.1%N/A1.338%Search for SEC Filing on Google Icon
8/15/2025BVF Inc. IL1,387,863$22.40M0.8%N/A7.099%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE9,231$0.15M0.0%N/A0.047%Search for SEC Filing on Google Icon
8/15/2025Adage Capital Partners GP L.L.C.100,912$1.63M0.0%N/A0.516%Search for SEC Filing on Google Icon
8/14/2025Commodore Capital LP453,686$7.32M0.5%N/A2.321%Search for SEC Filing on Google Icon
8/13/2025Affinity Asset Advisors LLC280,031$4.52M0.6%N/A1.432%Search for SEC Filing on Google Icon
8/12/2025Jefferies Financial Group Inc.27,096$0.44M0.0%N/A0.139%Search for SEC Filing on Google Icon
8/7/2023Acadian Asset Management LLC144,028$50K0.0%-44.5%0.381%Search for SEC Filing on Google Icon
2/15/2023Nantahala Capital Management LLC438,055$0.23M0.0%-82.9%1.392%Search for SEC Filing on Google Icon
11/10/2022Nantahala Capital Management LLC2,554,735$1.29M0.1%-7.3%8.116%Search for SEC Filing on Google Icon
11/7/2022Virtu Financial LLC189,175$95K0.0%+250.5%0.601%Search for SEC Filing on Google Icon
8/15/2022Nantahala Capital Management LLC2,755,903$4.91M0.2%+13.8%8.755%Search for SEC Filing on Google Icon
8/13/2022Virtu Financial LLC53,977$96K0.0%N/A0.171%Search for SEC Filing on Google Icon
2/10/2022Acadian Asset Management LLC232,400$0.21M0.0%N/A0.740%Search for SEC Filing on Google Icon
2/8/2022Raymond James & Associates32,800$30K0.0%-74.7%0.104%Search for SEC Filing on Google Icon
2/1/2022Assenagon Asset Management S.A.512,643$0.47M0.0%N/A1.632%Search for SEC Filing on Google Icon
11/16/2021Squarepoint Ops LLC25,527$0.11M0.0%-45.8%0.081%Search for SEC Filing on Google Icon
11/16/2021Two Sigma Advisers LP107,000$0.44M0.0%-30.0%0.341%Search for SEC Filing on Google Icon
11/16/2021Millennium Management LLC671,224$2.76M0.0%-14.8%2.140%Search for SEC Filing on Google Icon
11/15/2021Dimensional Fund Advisors LP801,440$3.29M0.0%-13.4%2.555%Search for SEC Filing on Google Icon
11/12/2021Geode Capital Management LLC351,541$1.44M0.0%+5.7%1.121%Search for SEC Filing on Google Icon
11/10/2021Goldman Sachs Group Inc.160,701$0.66M0.0%-38.4%0.512%Search for SEC Filing on Google Icon
11/9/2021BlackRock Inc.270,718$1.11M0.0%-4.3%0.863%Search for SEC Filing on Google Icon
Data available starting January 2016

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Crescent Biopharma logo
Crescent Biopharma, Inc. operates as a biopharmaceutical company that develops and designs small molecule therapeutics to treat cancers. The company was founded on September 19, 2024 and is headquartered in Waltham, MA.
Read More on Crescent Biopharma

Today's Range

Now: $12.65
Low: $11.50
High: $13.51

50 Day Range

MA: $11.27
Low: $8.94
High: $13.98

52 Week Range

Now: $12.65
Low: $8.72
High: $29.06

Volume

239,954 shs

Average Volume

201,604 shs

Market Capitalization

$175.75 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.35

Who are the company insiders with the largest holdings of Crescent Biopharma?

Crescent Biopharma's top insider investors include:
  1. Fairmount Funds Management Llc (Director)
Learn More about top insider investors at Crescent Biopharma.

Who are the major institutional investors of Crescent Biopharma?

Crescent Biopharma's top institutional investors include:
  1. BVF Inc. IL — 19.79%
  2. Fcpm Iii Services B.V. — 12.08%
  3. Vestal Point Capital LP — 10.80%
  4. Opaleye Management Inc. — 8.48%
  5. Tang Capital Management LLC — 6.28%
  6. ADAR1 Capital Management LLC — 4.36%
Learn More about top institutional investors of Crescent Biopharma stock.

Which institutional investors are selling Crescent Biopharma stock?

Within the previous quarter, CBIO stock was sold by these institutional investors:
  1. Price T Rowe Associates Inc. MD
  2. Jefferies Financial Group Inc.
  3. Marshall Wace LLP
  4. Goldman Sachs Group Inc.

Which institutional investors are buying Crescent Biopharma stock?

During the last quarter, CBIO stock was purchased by institutional investors including:
  1. Fcpm Iii Services B.V.
  2. Vestal Point Capital LP
  3. BVF Inc. IL
  4. Opaleye Management Inc.
  5. ADAR1 Capital Management LLC
  6. ADAR1 Capital Management LLC
  7. NEXTBio Capital Management LP
  8. RTW Investments LP