| 2024-03-26 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -300000.0 | 0 | $10.0 | J |
| 2024-03-26 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -200000.0 | 0 | $10.0 | J |
| 2024-03-26 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -240000.0 | 0 | $10.0 | J |
| 2024-03-26 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -250000.0 | 0 | $10.0 | J |
| 2024-02-22 | Ball John Chester | | Buy | Common Shares, Par Value $0.001 | 32.0 | 32 | $7.9 | P |
| 2023-12-11 | GABELLI MARIO J | | Sell | Common Shares, Par Value $0.001 | -2000.0 | 2,797,577 | $8.0 | S |
| 2023-08-07 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 120.0 | 57,282 | $7.9 | P |
| 2023-07-31 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 500.0 | 2,751,577 | $7.9 | P |
| 2023-04-17 | GABELLI MARIO J | | Sell | Common Shares, Par Value $0.001 | -2000.0 | 48,000 | $7.9 | S |
| 2023-03-27 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -250000.0 | 250,000 | $10.0 | J |
| 2023-02-10 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 2000.0 | 50,000 | $8.1 | P |
| 2022-10-24 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 221.0 | 241,078 | $8.0 | P |
| 2022-10-17 | GABELLI MARIO J | | Buy | Series E Cumulative Preferred Shares | 200000.0 | 500,000 | $10.0 | P |
| 2022-10-17 | GABELLI MARIO J | | Sell | Series E Cumulative Preferred Shares | -200000.0 | 0 | $10.0 | S |
| 2022-10-07 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 1200.0 | 48,000 | $7.9 | P |
| 2022-10-04 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 2736.0 | 2,510,000 | $8.0 | P |
| 2022-10-03 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 170.0 | 46,800 | $8.0 | P |
| 2022-07-18 | GABELLI MARIO J | | Buy | Common Shares, Par Value $0.001 | 900.0 | 240,857 | $8.3 | P |
| 2022-03-28 | GABELLI MARIO J | | Buy | Series E Cumulative Preferred Shares | 300000.0 | 300,000 | $10.0 | P |
| 2022-03-28 | GABELLI MARIO J | | Buy | Series E Cumulative Preferred Shares | 300000.0 | 300,000 | $10.0 | P |