| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For DDD | |||||
| 2025-06-11 | Clinton, Malissia | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Kever, Jim D | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Tracy, John J | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Moore, Kevin S | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Padmanabhan, Vasant | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Mcclure, Charles G | Director | Purchased | 29069 | $0.00 |
| 2025-06-11 | Erickson, Thomas W | Director | Purchased | 29069 | $0.00 |
| 2025-04-14 | Puthenveetil, Reji | EVP, Additive Solutions & CCO | Sold | 11504 | $2.03 |
| 2025-04-14 | Graves, Jeffrey A | Director, President and CEO | Sold | 30626 | $2.03 |
| 2025-04-14 | Nordstrom, Phyllis B | EVP & CHRO | Sold | 8948 | $2.03 |
| 2025-04-14 | Hull, Charles W | EVP & Chief Technology Officer | Sold | 4092 | $2.03 |
| 2025-04-14 | Zuiker, Joseph R. | EVP, Engineering & Operations | Sold | 5356 | $2.03 |
| 2025-04-01 | Creech, Jeffrey D | EVP & CFO | Purchased | 75000 | $2.07 |
| 2025-04-01 | Graves, Jeffrey A | Director, President and CEO | Purchased | 247933 | $2.07 |
| 2025-04-01 | Puthenveetil, Reji | EVP, Additive Solutions & CCO | Purchased | 100000 | $2.07 |
| 2025-04-01 | Nordstrom, Phyllis B | EVP & CHRO | Purchased | 85000 | $2.07 |
| 2025-04-01 | Zuiker, Joseph R. | EVP, Engineering & Operations | Purchased | 70000 | $2.07 |
| 2025-04-01 | Wright, Andrew William Banasick | SVP, GC & Secretary | Purchased | 32500 | $2.07 |
| 2025-04-01 | Hull, Charles W | EVP & Chief Technology Officer | Purchased | 32500 | $2.07 |
| 2025-03-17 | Hull, Charles W | EVP & Chief Technology Officer | Sold | 2484 | $2.74 |
