New Zealand's sharemarket has immediately fallen two percent after opening after the Waitangi Day closure.
Global markets have been left reeling in the biggest one-day fall on Wall Street since 2011.
The Kiwi sharemarket is expected to fall, but market analysts say investors should not panic.
US stock markets swung rapidly in early trading on Tuesday (Wednesday morning NZ time) amid frantic Wall Street trading triggered by earlier losses.
Follow updates from RNZ's business editor Gyles Beckford as the New Zealand sharemarket opens.