| N/A | % of Shares Held by All Insider |
| N/A | % of Shares Held by Institutions |
| N/A | % of Float Held by Institutions |
| N/A | Number of Institutions Holding Shares |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| DFA International Core Equity Portfolio | 329,000 | Oct 30, 2018 | 0.21% | 246,750 |
| Goehring & Rozencwajg Resources Fund | 174,500 | May 30, 2018 | 0.11% | 162,285 |
| DFA Investment Dimensions-Canadian Small Company Series | 172,000 | Oct 30, 2018 | 0.11% | 129,000 |
| DFA Investment Dimensions-World Ex U.S. Core Equity Port | 29,500 | Oct 30, 2018 | 0.02% | 22,125 |
| John Hancock Fds II-International Small Company Fund | 15,600 | Oct 30, 2018 | 0.01% | 11,700 |
| DFA Investment Dimensions-DFA International Social Core Equity Port | 14,000 | Oct 30, 2018 | 0.01% | 10,500 |