| Month | Name | Total no. shares held | Percent Holding |
|---|---|---|---|
| Dec 31, 2023 | Hussman Strategic Advisors Inc | 0 | 0.00% |
| Sep 30, 2023 | Hussman Strategic Advisors Inc | 46,500 | 0.40% |
| Jun 30, 2023 | Hussman Strategic Advisors Inc | 46,500 | 0.40% |
| Mar 31, 2023 | Hussman Strategic Advisors Inc | 26,000 | 0.21% |