The company, which is part of the government energy group, offered a 25 percent stake at a price of 390 Omani baisas ($1.01), the highest in the indicative price range.
Demand was approximately 2.7 times higher than supply, including from major investors.
Shares fell Ukyo Omani Exploration and Production Company today rose 8.7 percent to record 356 baisas by 0900 GMT, which led to a decline in the Omani index 0.1 percent.
