Insider Transactions Reported by 31 Insiders of CRESCENT BIOPHARMA, INC.

Symbol
CBIO on Nasdaq
Location
Waltham, MA

Insiders trading volume in the past year

CRESCENT BIOPHARMA, INC. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Fairmount Funds Management LLC Director, 10%+ Owner $60.6M +$20M +49.3% 04 Dec 2025
SCOTT D. SANDELL 10%+ Owner $5.28M 25 Jan 2023
Joshua T. Brumm Chief Executive Officer, Director $4.88M 15 Dec 2025
Jonathan McNeill President and COO $2.41M 15 Dec 2025
Siren, L.L.C. 10%+ Owner $2.29M 25 Jul 2024
Rachel King Director $1.55M 01 May 2024
Invus Public Equities, L.P. 10%+ Owner $1.21M 07 Aug 2024
Christopher Doughty Chief Business Officer $938K 15 Dec 2025
John L. Magnani SVP of Research, CSO $875K 11 Nov 2022
Chinmaya Rath SVP and Chief Business Officer $380K 12 Jan 2024
Jan Pinkas Chief Scientific Officer $339K 15 Dec 2025
Bruce S. Johnson SVP & Chief Commercial Officer $328K 12 Jan 2024
Ellie Im Chief Medical Officer $321K 15 Dec 2025
JUNIUS DANIEL M Director $295K 01 May 2024
Richard William Scalzo Chief Financial Officer $293K 15 Dec 2025
Barbara Bispham General Counsel and Corporate Secretary. $278K 15 Dec 2025
Ryan Lynch Treasurer, Senior Vice President of Finance and Chief Accounting Officer. $187K 15 Dec 2025
Edwin Rock Chief Medical Officer $182K 20 Jun 2024
Patricia S. Andrews Director $138K 01 May 2024
Mark Alan Goldberg Director $109K 01 May 2024
Scott Koenig Director $86.7K 01 May 2024
Armand Girard SVP, Chief Business Officer $68.8K 11 Nov 2022
Brian M. Hahn SVP Finance, CFO $17.5K 18 Jun 2024
Jonathan Violin Director $14.6K 23 Jun 2025
BVF PARTNERS L P/IL 10%+ Owner $13.1K 13 Jun 2025
TIMOTHY R. PEARSON Director 01 May 2024
David Lubner Director 23 Jun 2025
Scott Thomas Jackson Director 01 May 2024
Alexandra Balcom Director 23 Jun 2025
Susan Moran Director 23 Jun 2025
Harout Semerjian Chief Executive Officer, Director 12 Jan 2024

Recent Insider Transactions by Companies or Individuals for CRESCENT BIOPHARMA, INC.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.