| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Jeffrey A Graves | President And Ceo | 1,429,741 | 0 | 1,429,741 | 23.5% | 16 Apr, 2026 |
| 2 | Phyllis B Nordstrom | Evp, Cfo And Cao | 793,267 | 0 | 793,267 | 13.0% | 16 Apr, 2026 |
| 3 | Jim D Kever | Director | 514,919 | 0 | 514,919 | 8.5% | 13 Jun, 2025 |
| 4 | Reji Puthenveetil | Evp, Additive Solutions Cco | 502,128 | 0 | 502,128 | 8.2% | 16 Apr, 2026 |
| 5 | Thomas W Erickson | Director | 349,447 | 0 | 349,447 | 5.7% | 13 Jun, 2025 |
| 6 | Joseph R. Zuiker | Evp, Engineering Operations | 278,051 | 0 | 278,051 | 4.6% | 16 Apr, 2026 |
| 7 | Jeffrey D Creech | Evp Cfo | 242,536 | 0 | 242,536 | 4.0% | 11 Apr, 2025 |
| 8 | Menno Ellis | Evp, Healthcare Solutions | 226,192 | 0 | 226,192 | 3.7% | 17 Apr, 2024 |
| 9 | Andrew Martin Johnson | Evp, Chief Legal Officer Sec | 219,690 | 0 | 219,690 | 3.6% | 17 Apr, 2024 |
| 10 | Charles W Hull | Evp Chief Technology Officer | 186,565 | 0 | 186,565 | 3.1% | 15 Apr, 2026 |
| 11 | Michael Lynn Turner | Evp Chief Financial Officer | 182,582 | 0 | 182,582 | 3.0% | 31 Aug, 2023 |
| 12 | Charles G Mcclure | Director | 182,117 | 0 | 182,117 | 3.0% | 13 Jun, 2025 |
| 13 | John J Tracy | Director | 180,711 | 0 | 180,711 | 3.0% | 13 Jun, 2025 |
| 14 | Vasant Padmanabhan | Director | 147,184 | 0 | 147,184 | 2.4% | 13 Jun, 2025 |
| 15 | Andrew William Banasick Wright | Svp, Gc Secretary | 142,781 | 0 | 142,781 | 2.3% | 03 Apr, 2026 |
| 16 | William Edward Curran | Director | 142,503 | 0 | 142,503 | 2.3% | 18 May, 2023 |
| 17 | Kevin S Moore | Director | 134,003 | 0 | 134,003 | 2.2% | 13 Jun, 2025 |
| 18 | Claudia Drayton | Director | 128,638 | 0 | 128,638 | 2.1% | 18 Sep, 2025 |
| 19 | Margaret E Wicklund | Chief Accounting Officer | 48,543 | 0 | 48,543 | 0.8% | 16 Nov, 2023 |
| 20 | David K Leigh | Evp Cto (Additive Mfg) | 23,977 | 0 | 23,977 | 0.4% | 09 Dec, 2022 |
| 21 | Michael S Crimmins | Svp, Chief Accounting Officer | 22,409 | 0 | 22,409 | 0.4% | 26 May, 2022 |
| 22 | Wayne C Pensky | Interim Cfo | 9,849 | 0 | 9,849 | 0.2% | 01 Sep, 2022 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 14 Apr, 2026 | Jeffrey A Graves | President And Ceo | Disposed F | 30,500 | $1.98 | $60.39K | 1,429,741 | Direct |
| 14 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 1,626 | $1.98 | $3.22K | 793,267 | Direct |
| 14 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 11,701 | $1.98 | $23.17K | 502,128 | Direct |
| 14 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 11,701 | $1.98 | $23.17K | 502,128 | Direct |
| 14 Apr, 2026 | Joseph R. Zuiker | Evp, Engineering Operations | Disposed F | 5,327 | $1.98 | $10.55K | 278,051 | Direct |
| 14 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 1,626 | $1.98 | $3.22K | 793,267 | Direct |
| 14 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 11,701 | $1.98 | $23.17K | 502,128 | Direct |
| 14 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 1,626 | $1.98 | $3.22K | 793,267 | Direct |
| 14 Apr, 2026 | Charles W Hull | Evp Chief Technology Officer | Disposed F | 4,102 | $1.98 | $8.12K | 186,565 | Direct |
| 01 Apr, 2026 | Joseph R. Zuiker | Evp, Engineering Operations | Disposed F | 8,319 | $1.87 | $15.56K | 283,378 | Direct |
| 01 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 14,521 | $1.87 | $27.15K | 794,893 | Direct |
| 01 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 14,521 | $1.87 | $27.15K | 794,893 | Direct |
| 01 Apr, 2026 | Charles W Hull | Evp Chief Technology Officer | Disposed F | 4,462 | $1.87 | $8.34K | 190,667 | Direct |
| 01 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 17,698 | $1.87 | $33.10K | 513,829 | Direct |
| 01 Apr, 2026 | Andrew William Banasick Wright | Svp, Gc Secretary | Disposed F | 3,863 | $1.87 | $7.22K | 142,781 | Direct |
| 01 Apr, 2026 | Andrew William Banasick Wright | Svp, Gc Secretary | Disposed F | 3,863 | $1.87 | $7.22K | 142,781 | Direct |
| 01 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 17,698 | $1.87 | $33.10K | 513,829 | Direct |
| 01 Apr, 2026 | Andrew William Banasick Wright | Svp, Gc Secretary | Disposed F | 3,863 | $1.87 | $7.22K | 142,781 | Direct |
| 01 Apr, 2026 | Phyllis B Nordstrom | Evp, Cfo And Cao | Disposed F | 14,521 | $1.87 | $27.15K | 794,893 | Direct |
| 01 Apr, 2026 | Reji Puthenveetil | Evp, Additive Solutions Cco | Disposed F | 17,698 | $1.87 | $33.10K | 513,829 | Direct |