RUDDY MARCELLA K.

PrivateCIK: 2023849

Name & Role	Position	Tenure	Holdings
TECTONIC THERAPEUTIC, INC.	Chief Medical Officer	Since Mar 2026	—
UPSTREAM BIO, INC.	—	Since Oct 2024	—
SIONNA THERAPEUTICS, INC.	—	Since Feb 2025	—

TECTONIC THERAPEUTIC, INC.

PositionChief Medical Officer

TenureSince Mar 2026

Holdings—

UPSTREAM BIO, INC.

Position—

TenureSince Oct 2024

Holdings—

SIONNA THERAPEUTICS, INC.

Position—

TenureSince Feb 2025

Holdings—