The cornerstone investment by H&P will be at the IPO price and is subject to a three-year lock-up, ADNOC and H&P said in the statement.
The deal is part of a strategic alliance, the companies said, that will also see ADNOC Drilling acquire eight land rigs from H&P for $86.5 million.
ADNOC, which supplies nearly 3% of global oil demand, earlier this week announced its intention to offer a 7.5% minority stake in ADNOC Drilling through an IPO and subsequent listing on the Abu Dhabi Securities Exchange. read more
Investment bank Moelis & Co (MC.N) acted as exclusive financial advisor to ADNOC, while Morgan Stanley & Co. LLC (MNDX.UL) acted as exclusive financial advisor to H&P.