Sera Prognostics Inc., The Pregnancy Company® (NASDAQ:SERA), focused on improving maternal and neonatal health by providing innovative pregnancy biomarker information to doctors and patients, today announced that as a result of the annual Russell Reconstitution being finalized on June 28, 2024, the Company has been added to the Russell Small-Cap 2000 and Russell 3000 indexes effective with the opening of equity markets today.