SIREN, L.L.C.

PrivateCIK: 2005245

Location

GREENWICH, CT

Name & Role	Position	Tenure	Holdings
SCHOLAR ROCK HOLDING CORP	—	Since Dec 2025	—
LEXICON PHARMACEUTICALS, INC.	—	Since Feb 2026	—
CRESCENT BIOPHARMA, INC.	—	Since Jul 2024	—

SCHOLAR ROCK HOLDING CORP

Position—

TenureSince Dec 2025

Holdings—

LEXICON PHARMACEUTICALS, INC.

Position—

TenureSince Feb 2026

Holdings—

CRESCENT BIOPHARMA, INC.

Position—

TenureSince Jul 2024

Holdings—