Haystack Oncology: Bert Vogelstein, Diamantis Xylas, George Petrocheilos, Isaac Ro

Bert Vogelstein, Diamantis Xylas, George Petrocheilos, and Isaac Ro have joined the board of directors of Johns Hopkins University spinout Haystack Oncology in connection with the firm's recent Series A financing.

Vogelstein is codirector of the Ludwig Center at the Johns Hopkins Kimmel Cancer Center and a scientific cofounder of Haystack, Exact Sciences, and Thriver Earlier Detection. Xylas, who will be an observer on Haystack's board, is head of research; and Petrocheilos is cofounder and managing partner at Catalio Capital Management, Haystack's lead investor. Ro, who will chair Haystack's board, is the former CFO of Thrive Earlier Detection (acquired by Exact Sciences in 2020) and the former CFO of Sema4.