| Dec 9, 2025 | Heyman Tomas J. | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Heyman Tomas J. | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Heyman Tomas J. | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Heyman Tomas J. | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Heyman Tomas J. | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Xu Yuan | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 10,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 234,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 238,973 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 87,220 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 165,289 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 23,809 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 233,252 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 374,985 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 292,179 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 3,527 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 4,739 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 2,328 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 5,032 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS◆ | 3,421 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS | 159,762 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Cheng Andrew | President and CEO | DTOISS | 277,075 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS | 148,063 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Harrison Seth Loring | Director | DTOISS | 136,301 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Graham G. Walmsley | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Graham G. Walmsley | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Graham G. Walmsley | Director | DTOISS | 1.2M | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Graham G. Walmsley | Director | DTOISS | 93,000 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Judy Chou | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Judy Chou | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Judy Chou | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Judy Chou | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Judy Chou | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 389 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 49,945 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 29,074 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 29,074 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 26,152 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 84,051 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 119,969 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 56,579 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 2,328 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 5,032 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS◆ | 3,421 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS | 43,810 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Rolph Timothy | Chief Scientific Officer | DTOISS | 238,339 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 76,227 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 11,493 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 70,587 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 13,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 15,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS◆ | 26,000 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Iwicki Mark T | Director | DTOISS | 9,398 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Gangloff Scott A. | Chief Technology Officer | DTOISS◆ | 204,616 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Gangloff Scott A. | Chief Technology Officer | DTOISS◆ | 73,700 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Gangloff Scott A. | Chief Technology Officer | DTOISS◆ | 17,784 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Gangloff Scott A. | Chief Technology Officer | DTOISS | 21,263 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Gangloff Scott A. | Chief Technology Officer | DTOISS | 5,088 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 24,745 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 74,053 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 29,073 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 29,074 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 29,074 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 82,482 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 84,051 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 83,400 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 116,833 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 70,279 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 18,964 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 3,527 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 4,739 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 2,328 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 5,032 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS◆ | 3,421 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS | 47,573 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | White William Richard | Chief Financial Officer | DTOISS | 10,179 | — | — | -100.0% | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 52,785 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 74,053 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 33,421 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 84,051 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 131,205 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 70,279 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 2,328 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 5,032 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS◆ | 3,421 | — | — | — | ↗Open the original filing on SEC.gov |
| Dec 9, 2025 | Yale Catriona | Chief Development… | DTOISS | 47,573 | — | — | -100.0% | ↗Open the original filing on SEC.gov |