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CBIO

CRESCENT BIOPHARMA, INC.

NASDAQ · Healthcare · Biotechnology · US

$16.89
+0.72%
Ask drillr
2
Insider buys (3m)
16
Insider sells (3m)
$10.9M
Net value (3m)
-4.5%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Sep 18, 2026Brumm Joshua T · director, officer: Chief Executive OfficerSale7,837$17
Sep 18, 2026McNeill Jonathan · officer: President and COOSale731$18
Sep 18, 2026McNeill Jonathan · officer: President and COOSale3,839$17
Sep 18, 2026Lynch Ryan · officer: See RemarksSale240$18
Sep 18, 2026Pinkas Jan · officer: Chief Scientific OfficerSale658$18
Sep 18, 2026Im Ellie Eunkyung · officer: Chief Medical OfficerSale623$18
Sep 18, 2026Scalzo Richard William · officer: Chief Financial OfficerSale568$18
Sep 18, 2026Bispham Barbara Harlin · officer: See RemarksSale620$18
Sep 18, 2026Brumm Joshua T · director, officer: Chief Executive OfficerSale1,610$18
Jul 20, 2026Fairmount Funds Management LLC · director, 10 percent owner: Purchase853,450$15
Jul 20, 2026Fairmount Funds Management LLC · director, 10 percent owner: Purchase525,897$0.00
Jun 23, 2026Pinkas Jan · officer: Chief Scientific OfficerSale1,288$18
Jun 23, 2026Scalzo Richard William · officer: Chief Financial OfficerSale1,112$18
Jun 23, 2026Bispham Barbara Harlin · officer: See RemarksSale1,218$18
Jun 23, 2026Im Ellie Eunkyung · officer: Chief Medical OfficerSale1,219$18
Jun 23, 2026Brumm Joshua T · director, officer: Chief Executive OfficerSale42,305$18
Jun 23, 2026McNeill Jonathan · officer: President and COOSale20,549$18
Jun 23, 2026Lynch Ryan · officer: See RemarksSale465$18
Jun 3, 2026Balcom Alexandra · directorA-Award11,050$17
Jun 3, 2026Moran Susan · directorA-Award11,050$17
Jun 3, 2026Fairmount Funds Management LLC · director, 10 percent owner: A-Award11,050$17
Jun 3, 2026Lubner David Charles · directorA-Award11,050$17
Jun 3, 2026Violin Jonathan · directorA-Award11,050$17
Dec 17, 2025Bispham Barbara Harlin · officer: See RemarksA-Award6,000$0.00
Dec 17, 2025Doughty Christopher Grant · officer: Chief Business OfficerA-Award8,000$0.00
Dec 17, 2025Doughty Christopher Grant · officer: Chief Business OfficerA-Award58,855$13
Dec 17, 2025Doughty Christopher Grant · officer: Chief Business OfficerA-Award14,714$0.00
Dec 17, 2025Brumm Joshua T · director, officer: Chief Executive OfficerA-Award10,000$0.00
Dec 17, 2025Brumm Joshua T · director, officer: Chief Executive OfficerA-Award45,117$0.00
Dec 17, 2025Brumm Joshua T · director, officer: Chief Executive OfficerA-Award180,467$13
Institutional positioning

13F filings over the trailing two quarters

New 49Increased 33Reduced 24Sold out 12
FilerActionSharesFiled
FMR LLCUnchanged4,133,514May 15, 2026
FMR LLCUnchanged4,133,514Aug 13, 2026
BVF INC/ILUnchanged2,748,763Aug 14, 2026
BVF INC/ILUnchanged2,748,763May 15, 2026
Fairmount Funds Management LLCUnchanged2,747,866Aug 14, 2026
FAIRMOUNT FUNDS MANAGEMENT LLCUnchanged2,747,866May 15, 2026
VR Adviser, LLCUnchanged2,133,576Aug 14, 2026
VR ADVISER, LLCUnchanged2,133,576May 15, 2026
Logos Global Management LPIncreased1,900,000Aug 14, 2026
FCPM III SERVICES B.V.Unchanged1,677,852May 15, 2026
FCPM III SERVICES B.V.Unchanged1,677,852Aug 14, 2026
BALYASNY ASSET MANAGEMENT L.P.Increased1,662,917Aug 14, 2026
Vestal Point Capital, LPIncreased1,630,000Aug 14, 2026
BALYASNY ASSET MANAGEMENT L.P.Increased1,510,033May 15, 2026
VESTAL POINT CAPITAL, LPUnchanged1,500,000May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 18, 2026