| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| McKenna Dennis F | CEO | 660 BETA DRIVE, CLEVELAND | /s/Carroline S. Vaccariello, by power of attorney | 07 Nov 2025 | 0001315040 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PLPC | Common shares, $2 par value | Disposed to Issuer | $420,946 | -1,987 | -100% | $211.85 | 0 | 05 Nov 2025 | by 401(k) plan | F1 |
| holding | PLPC | Common shares, $2 par value | 5,125 | 05 Nov 2025 | Direct | ||||||
| holding | PLPC | Common shares, $2 par value | 24,535 | 05 Nov 2025 | by rabbi trust for deferred compensation plan |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | PLPC | Restricted stock units | 2,308 | 05 Nov 2025 | Common shares, $2 par value | 2,308 | $0.000000 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | The reporting person's actual proportionate interest in the unitized stock fund, Preformed Line Stock fund, equals to 1,411 Common shares of the Issuer due to the difference between the net asset value per share and the closing stock price of the Common shares on November 5, 2025, as well as the rebalance of the cash position held within the Preformed Line Stock fund. |
| F2 | Restricted stock units vest 3 years from the date of grant. |