{"entity":{"id":"tcgx","kind":"company","name":"TCGX (TCG Crossover)","aka":[],"tldr":"TCGX is a crossover fund: it invests in private biotech companies in the round or two before they list, then keeps holding the shares as public investors. Several cancer drug developers in OnCo raised from it.","summary":"TCG Crossover (TCGX) is a life-science investment firm founded by Chen Yu that specialises in crossover financings, the late private rounds that bridge a company to an initial public offering, and continues to hold and add positions after listing. It has been an anchor investor in a number of oncology crossover and Series B and C rounds since 2021. The firm's site does not state a street address, so only the region is recorded; portfolio links are derived from the startup records that name it.","asOf":"2026-09-10","links":[{"label":"Official website","url":"https://tcgcrossover.com"}],"tags":["vc"],"related":[],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"hq":"San Francisco Bay Area, CA","country":"US","companyType":"investor","website":"https://tcgcrossover.com","investors":[],"funding":[]},"route":"/companies/tcgx/","neighbours":{"company":[{"id":"adcendo","kind":"company","name":"Adcendo","route":"/companies/adcendo/"},{"id":"obsidian-therapeutics","kind":"company","name":"Obsidian Therapeutics","route":"/companies/obsidian-therapeutics/"},{"id":"pheon-therapeutics","kind":"company","name":"Pheon Therapeutics","route":"/companies/pheon-therapeutics/"}]}}