Trades Insiders Companies Cluster Buys Rankings About

ITS

InsiderTrading Screener

Track SEC Form 4 insider trades. See what corporate insiders are buying and selling.

Browse

Trades
Insiders
Companies
Cluster Buys
Rankings

Top Insiders

Mark Zuckerberg
Elon Musk
Jamie Dimon
Satya Nadella
Lisa Su
Jensen Huang

Screeners

CEO & CFO Purchases
Director Purchases
Top Buys This Week
Top Sales This Week
10b5-1 Trades
Buy/Sell Ratios
Politician Overlap
Sectors

Learn

Learn
What is a Form 4?
About & Methodology
What are Cluster Buys?
Top Insider Rankings
Privacy Policy
Terms of Use

Data

SEC EDGAR Form 4 ↗
CongressStock.com ↗
Track13F.com ↗
About the data

© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/Crescent Biopharma, Inc.

Crescent Biopharma, Inc.

49 insider trades tracked

CBIO

Insider trades

49

Bought (open market)

$40M

Sold (open market)

$1.2M

Unique insiders

14

12-month activity

Monthly insider buy vs sell totals for Crescent Biopharma, Inc..

BuysSells

Recent insider trades

Most recent Form 4 filings for Crescent Biopharma, Inc..

Fairmount Funds Management LLCbought525,897 shares ofCBIOat $14.499$7.6MJul 20Details
Fairmount Funds Management LLCbought853,450 shares ofCBIOat $14.5$12.4MJul 20Details
Lynch Ryansold465 shares ofCBIOat $17.99$8KJun 23Details
Pinkas Jansold1,288 shares of

Insiders at this company

Executives and directors who have filed Form 4s.

BVF PARTNERS L P/IL6 trades
Pinkas Jan5 trades
Fairmount Funds Management LLC5 trades
Brumm Joshua T5 trades
McNeill Jonathan5 trades
Bispham Barbara Harlin4 trades
Lynch Ryan4 trades
Im Ellie Eunkyung4 trades

Explore insider screeners

Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician–Insider Overlap

at $17.99

$23KJun 23Details

Scalzo Richard Williamsold1,112 shares ofCBIOat $17.99$20KJun 23Details

Bispham Barbara Harlinsold1,218 shares ofCBIOat $17.99$22KJun 23Details

Im Ellie Eunkyungsold1,219 shares ofCBIOat $17.99$22KJun 23Details

McNeill Jonathansold20,549 shares ofCBIOat $17.99$370KJun 23Details

Brumm Joshua Tsold42,305 shares ofCBIOat $17.99$761KJun 23Details

Violin Jonathangranted11,050 shares ofCBIOat $0Jun 3Details

Lubner David Charlesgranted11,050 shares ofCBIOat $0Jun 3Details

Balcom Alexandragranted11,050 shares ofCBIOat $0Jun 3Details

Moran Susangranted11,050 shares ofCBIOat $0Jun 3Details

Fairmount Funds Management LLCgranted11,050 shares ofCBIOat $0Jun 3Details

Pinkas Jangranted70,025 shares ofCBIOat $0Dec 17Details

Pinkas Jangranted5,000 shares ofCBIODec 17Details

Pinkas Jangranted17,507 shares ofCBIODec 17Details

Doughty Christopher Grantgranted58,855 shares ofCBIOat $0Dec 17Details

Doughty Christopher Grantgranted8,000 shares ofCBIODec 17Details

Doughty Christopher Grantgranted14,714 shares ofCBIODec 17Details

Brumm Joshua Tgranted180,467 shares ofCBIOat $0Dec 17Details

Brumm Joshua Tgranted10,000 shares ofCBIODec 17Details

Brumm Joshua Tgranted45,117 shares ofCBIODec 17Details

Scalzo Richard Williamgranted57,688 shares ofCBIOat $0Dec 17Details

Scalzo Richard Williamgranted5,000 shares ofCBIODec 17Details

Scalzo Richard Williamgranted14,422 shares ofCBIODec 17Details

McNeill Jonathangranted78,029 shares ofCBIOat $0Dec 17Details

McNeill Jonathangranted6,000 shares ofCBIODec 17Details

McNeill Jonathangranted19,507 shares ofCBIODec 17Details

Im Ellie Eunkyunggranted65,190 shares ofCBIOat $0Dec 17Details

View all trades for CBIO →

Scalzo Richard William

4 trades

Doughty Christopher Grant3 trades

Moran Susan1 trades

Balcom Alexandra1 trades

Lubner David Charles1 trades

Violin Jonathan1 trades

Crescent Biopharma, Inc. (CBIO) — Insider Trading Activity | Insider Trading Screener