| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| LECO | Hedlund Steven B | CHAIR, PRESIDENT & CEO | Sep 11 '25 | Sale | 243.36 | 12,387 | 3,014,513 | 55,866 | Sep 12 |
| LECO | Hedlund Steven B | CHAIR, PRESIDENT & CEO | Sep 11 '25 | Option Exercise | 89.63 | 12,387 | 1,110,247 | 68,253 | Sep 12 |
| LECO | Hedlund Steven B | CHAIR, PRESIDENT & CEO | Feb 19 '25 | Sale | 215.47 | 21,054 | 4,536,433 | 54,660 | Feb 21 |
| LECO | Hedlund Steven B | CHAIR, PRESIDENT & CEO | Feb 19 '25 | Option Exercise | 89.44 | 21,054 | 1,883,063 | 75,714 | Feb 21 |
| LECO | Hedlund Steven B | EVP & CHIEF OPERATING OFFICER | Dec 07 '23 | Option Exercise | 87.14 | 12,880 | 1,122,315 | 53,002 | Dec 08 |
| LECO | Hedlund Steven B | EVP & CHIEF OPERATING OFFICER | Dec 07 '23 | Sale | 203.59 | 12,880 | 2,622,230 | 40,122 | Dec 08 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | Jun 13 '23 | Sale | 195.77 | 2,180 | 426,779 | 38,943 | Jun 14 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | May 11 '23 | Option Exercise | 58.14 | 8,235 | 478,783 | 49,358 | May 12 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | May 11 '23 | Sale | 166.52 | 8,235 | 1,371,305 | 41,123 | May 12 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | Nov 23 '22 | Option Exercise | 69.67 | 5,991 | 417,393 | 42,834 | Nov 25 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | Nov 23 '22 | Sale | 150.10 | 5,991 | 899,230 | 36,843 | Nov 25 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | Nov 15 '22 | Option Exercise | 69.67 | 164 | 11,426 | 37,007 | Nov 17 |
| LECO | Hedlund Steven B | EVP & Chief Operating Officer | Nov 15 '22 | Sale | 149.97 | 164 | 24,594 | 36,843 | Nov 17 |