The iShares Silver Trust (NYSEArca: SLV) is up more than 20% the past month as silver outperforms gold by a wide margin in the precious metals complex.

The fund now holds about 10,556 metric tons of silver the most since April, according to Platts.

SLV has assets of $7.8 billion.

Overall, the amount of silver in ETFs listed around the globe now accounts for about 83% of 2012 silver mine production, according to the report.

Meanwhile, demand from speculative,  investors has boosted long positions in COMEX silver futures to the highest level in five months. [Silver ETFs Leading August Surge in Precious Metals]

iShares Silver Trust

Full disclosure: Tom Lydon’s clients own SLV.

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