Version 52.0.2743.82 of Google Chrome was released today that contains 48 security fixes. Of those 48 fixes, 17 were highlighted as coming from external sources and being eligible for a bounty for their disclosure. The highest bounty was paid to Pinkie Pie, the well known Chrome hacker who won Google s Pwnium competition in 2012, for discovering a vulnerability that led to sandbox escape in PPAPI. $21,000 was paid in bounties, with the other 11 disclosures still being determined.
Source: https://www.bleepingcomputer.com/news/google/google-chrome-52-0-2743-82-released-with-48-security-fixes/