Tracker Fund of Hong Kong or TraHK is a unit trust which provides investment results that correspond to the performance of the Hang Seng Index in the Hong Kong stock market.

[1] In 1998, the Hong Kong SAR Government acquired a substantial portfolio of Hong Kong shares to sustain linked exchange rate during the Asian Financial Crisis.

[2] State Street Global Advisors was appointed as the Fund Manager and State Street Bank and Trust Company was appointed as the Trustee of TraHK.

With an issue size of HK$33.3 billion (approximately US$4.3 billion), TraHK's initial public offering (IPO) was the largest IPO ever in Asia except Japan at the time of launch.

Since the IPO, approximately HK$140.4 billion (by 15 October 2002) in Hang Seng Index constituent stocks has been returned to the market through TraHK's unique tap mechanism.