Shares in oil companies New Zealand Oil and Gas (NZOG) and Pan Pacific Petroleum (PPP) have been put on a trading halt on the NZX pending a material announcement.
NZOG has a 15 per cent stake in PPP, and both companies have stakes in the Tui area oil fields in offshore Taranaki - NZOG 12.5 per cent and PPP 10 per cent.
