GLD: The most popular ETF for gold exposure, GLD offers exposure to gold bullion its price represents roughly 1/10th an ounce of gold. As of the end of Q3 2012, GLD had approximately $75.5 billion in assets.
IAU: IAU also offers exposure to bullion, with its price representing 1/100th the price of an ounce of the precious metal. Note that its expense ratio makes it an enticing buy over GLD.

SGOL: This fund features a physically-backed strategy but holds its bullion in a vault in Switzerland for those who are wary of U.S. vaults.

DGL: This is the most popular futures-based gold ETF, as the fund is composed of futures contracts that are intended to reflect the performance of this commodity [see also GLD vs. DGL: Two Gold ETF Options].

AGOL: This fund has an identical strategy to SGOL, but simply holds its bullion in a vault in Singapore.

TBAR: A unique strategy, TBAR invests in either gold bullion or 3 month T bills depending on a historical moving average basis.


UBG: In order to help avoid contango, this fund invests in futures contracts that span in maturity from three months to three years.

FSG: Another one-of-a-kind methodology, FSG tracks the daily spread between gold and U.S. equity markets.

万分感谢啊