VIENNA - Abu Dhabi government-owned International Petroleum Investment Company (IPIC) has raised its stake in Austria's OMV (OMVV.VI) to 20 percent, the Vienna-based oil and gas group said on Thursday.

IPIC has raised its stake to 20 percent from 19.6 percent previously, OMV said in a statement. Shares in the company continued to trade around 2 percent higher at 32.16 euros on Thursday.

IPIC and Austria's state holding company OeIAG, OMV's other big shareholder, now hold 51.7 percent of voting rights combined, the statement added.

(Reporting by Sylvia Westall; Editing by Greg Mahlich)