Shares in APN News and Media, the Australian parent of Herald publishers NZME, are in a trading halt pending the release of an announcement to the market.
Shares will resume trading at the start of normal trading on the ASX on Wednesday - or when the announcement is released to market.
The Australian newspaper said Fairfax and APN had held talks about a possible merger of their New Zealand operations.
It said APN was expected to undertake a capital raising in excess of A$200 million in conjunction with a demerger. APN shares last traded at 63 Australian cents on the ASX and have declined 30 percent in the past 12 months. They are also rated a 'buy'.
Fairfax Media said this morning it has nothing to disclose about its New Zealand operations after The Australian newspaper reported it was considering an A$200 million spinoff of its New Zealand newspapers, magazines, and digital business.