Hong Kong (CNN Business) Hong Kong stocks tumbled on Wednesday as the city endured a third consecutive day of violent unrest.

Hang Seng Index HSI Theended the day down 1.8%. So far this week, the index has lost more than 4%. And while it's still nearly 3% higher than where it started the year, the Hang Seng has fallen 12% since it peaked in April

The top three losers on the Hong Kong index were local property owners and developers. New World Development dropped the most — 5.3%.

Nissan NSANF Elsewhere in the region,shares recouped most of their early losses and were down 0.4% in Tokyo. Earlier in the day, the Japanese automaker slid as much as 4.3% after it reported poor earnings.

The stock has tumbled 19% so far this year.

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