| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bruno Gabriel | EVP, CFO & TREASURER | 22801 SAINT CLAIR AVENUE, CLEVELAND | /s/ Susan K. Prewitt, Attorney-in-Fact | 04 Mar 2026 | 0001529634 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LECO | Common Shares | Options Exercise | +17,473 | +58% | $114.27* | 47,507 | 02 Mar 2026 | Direct | ||
| transaction | LECO | Common Shares | Sale | $692,751 | -2,427 | -5.1% | $285.44 | 45,080 | 02 Mar 2026 | Direct | F1 |
| transaction | LECO | Common Shares | Sale | $3,396,976 | -11,868 | -26% | $286.23 | 33,212 | 02 Mar 2026 | Direct | F2 |
| transaction | LECO | Common Shares | Sale | $912,544 | -3,178 | -9.6% | $287.14 | 30,034 | 02 Mar 2026 | Direct | F3 |
| transaction | LECO | Common Shares | Gift | -2,898 | -9.6% | $0.000000* | 27,136 | 02 Mar 2026 | Direct | ||
| transaction | LECO | Common Shares | Award | +2,784 | +10% | $0.000000* | 29,920 | 02 Mar 2026 | Direct | F4 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LECO | Employee Stock Option (Right to Buy) | Options Exercise | -17,473 | -100% | $0.000000* | 0 | 02 Mar 2026 | Common Shares | 17,473 | $114.27 | Direct | F5 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $284.8025 to $285.8024. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F2 | This transaction was executed in multiple trades at prices ranging from $285.8132 to $286.8093. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F3 | This transaction was executed in multiple trades at prices ranging from $286.8146 to $287.72. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| F4 | Vesting pursuant to terms of the Performance Share Agreement. |
| F5 | Exercisable in equal installments on the first, second and third anniversaries of the date of grant. |