| Month | Name | Total no. shares held | Percent Holding |
|---|---|---|---|
| Jun 30, 2025 | Hussman Strategic Advisors Inc | 0 | 0.00% |
| Mar 31, 2025 | Hussman Strategic Advisors Inc | 31,500 | 0.07% |
| Sep 30, 2024 | Hussman Strategic Advisors Inc | 0 | 0.00% |
| Jun 30, 2024 | Hussman Strategic Advisors Inc | 63,000 | 0.13% |
| Mar 31, 2024 | Hussman Strategic Advisors Inc | 63,000 | 0.13% |