| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hofstetter John M | Executive Vice President | 660 BETA DRIVE, CLEVELAND | /s/ Caroline S. Vaccariello, by power of attorney | 2025-11-07 | 0001548773 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PLPC | Common shares, $2 par value | Disposed to Issuer | -$235K | -1.11K | -100% | $211.85 | 0 | Nov 5, 2025 | by 401(k) plan | F1 |
| holding | PLPC | Common shares, $2 par value | 7.71K | Nov 5, 2025 | Direct | ||||||
| holding | PLPC | Common shares, $2 par value | 532 | Nov 5, 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 | 1.02K | Nov 5, 2025 | Common shares, $2 par value | 1.02K | $0.00 | Direct | F2 | |||||
| holding | PLPC | Restricted stock units | 1.09K | Nov 5, 2025 | Common shares, $2 par value | 1.09K | $0.00 | Direct | F2 | |||||
| holding | PLPC | Restricted stock units | 1.46K | Nov 5, 2025 | Common shares, $2 par value | 1.46K | $0.00 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | The reporting person's actual proportionate interest in the unitized stock fund, Preformed Line Stock fund, equals to 787 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. |