Fairmount Funds Management LLC - Director, 10%+ Owner at CRESCENT BIOPHARMA, INC.

Issuer-level insider activity

Role: Director, 10%+ Owner
Issuer ticker: CBIO on Nasdaq
Entity type: Company
Source filing history: Open source filing history

Past-year transaction volume for Fairmount Funds Management LLC in CRESCENT BIOPHARMA, INC.

Buys

Open market

Shares: +2,870,781
Avg price: $13.93
Total value: +$40,000,004

Sells

Open market

Shares
Avg price
Total value

Net

Past year

Shares: +2,870,781
Share %: 100%
Total value: +$40,000,004

Reported holdings for Fairmount Funds Management LLC in CRESCENT BIOPHARMA, INC.

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Ordinary Shares
Shares / value: 3,601,316
Estimated value: $52,219,082
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Ordinary Shares
Shares / value: 3,601,316
Estimated value: $52,219,082
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Ordinary Shares
Shares / value: 3,601,316
Estimated value: $52,219,082
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Ordinary Shares
Shares / value: 3,601,316
Estimated value: $52,219,082
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Pre-Funded Warrant (Right to Buy)
Shares / value: 2,294,037
Estimated value: $33,261,242
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Pre-Funded Warrant (Right to Buy)
Shares / value: 2,294,037
Estimated value: $33,261,242
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Pre-Funded Warrant (Right to Buy)
Shares / value: 2,294,037
Estimated value: $33,261,242
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Pre-Funded Warrant (Right to Buy)
Shares / value: 2,294,037
Estimated value: $33,261,242
Report date: 16 Jul 2026
Price: $14.50
Ownership: By Fairmount Healthcare Fund II L.P.
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Stock Option (Right to Buy)
Shares / value: 11,050
Estimated value
Report date: 02 Jun 2026
Price
Ownership: By: Peter Harwin
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Stock Option (Right to Buy)
Shares / value: 11,050
Estimated value
Report date: 02 Jun 2026
Price
Ownership: By: Peter Harwin
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Stock Option (Right to Buy)
Shares / value: 11,050
Estimated value
Report date: 02 Jun 2026
Price
Ownership: By: Peter Harwin
Underlying class: Ordinary Shares
Underlying amount

Form 4 holding Director, 10%+ Owner

CRESCENT BIOPHARMA, INC.

Security class: Stock Option (Right to Buy)
Shares / value: 11,050
Estimated value
Report date: 02 Jun 2026
Price
Ownership: By: Peter Harwin
Underlying class: Ordinary Shares
Underlying amount

Transaction history for Fairmount Funds Management LLC in CRESCENT BIOPHARMA, INC.

Sym	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares after	Date	Ownership

^* marks a reported price that did not pass the local price check.