| 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 | 105,000 | 0.01% |
| Jun 30, 2023 | Hussman Strategic Advisors Inc | 0 | 0.00% |
| Mar 31, 2023 | Hussman Strategic Advisors Inc | 155,000 | 0.02% |