| Investment Holdings, Schedule of Investments [Text Block] |
iShares® Silver Trust
Schedules of Investments (Unaudited)
At June 30, 2021 and December 31, 2020
| Description | | Ounces | | | Cost | | | Fair Value | |
| Silver bullion | | | 558,173,283 | | | $ | 11,759,403,511 | | | $ | 14,381,334,638 | |
| | | | | | | | | | | | | |
| Total Investments – 100.04% | | | | | | | | | | | 14,381,334,638 | |
| Less Liabilities – (0.04)% | | | | | | | | | | | (6,352,900 | ) |
| Net Assets – 100.00% | | | | | | | | | | $ | 14,374,981,738 | |
| Description | | Ounces | | | Cost | | | Fair Value | |
| Silver bullion | | | 558,715,882 | | | $ | 10,472,474,303 | | | $ | 14,797,590,146 | |
| | | | | | | | | | | | | |
| Total Investments – 100.04% | | | | | | | | | | | 14,797,590,146 | |
| Less Liabilities – (0.04)% | | | | | | | | | | | (5,797,426 | ) |
| Net Assets – 100.00% | | | | | | | | | | $ | 14,791,792,720 | |
|