SEC Form 4 · Updated Daily
PLPC
— PREFORMED LINE PRODUCTS COMPANY OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| RUHLMAN RANDALL M | 10%+ Owner | 446,609 | 2026-09-08 | S |
| RUHLMAN ROBERT G | 10%+ Owner · Director · Officer | 249,673 | 2026-06-09 | G |
| CROSS MAEGAN ADAMS RUHLMAN | Director | 18,000 | 2026-06-09 | G |
| Klaus Andrew S | Officer | 13,918 | 2026-06-12 | D |
| Olenik John J | Officer | 6,506 | 2026-06-10 | D |
| Gascoigne Richard R | Director | 4,111 | 2025-12-15 | G |
| O'Shaughnessy Timothy | Officer | 3,250 | 2026-06-10 | D |
| Ruhlman Jon Ryan | Director · Officer | 2,784 | 2026-06-11 | D |
| Vaccariello Caroline Saylor | Officer | 1,908 | 2026-03-10 | D |
| David C Sunkle | Director | 1,607 | 2026-03-10 | D |
| CORLETT GLEN E | Director | 0 | 2026-08-05 | S |
| McKenna Dennis F | Officer | 0 | 2026-03-10 | D |
| Hofstetter John M | Officer | 0 | 2026-06-08 | D |
| Morcos Assaad A | Officer | 0 | 2026-06-10 | D |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-08 | RUHLMAN RANDALL M | Open-market sale | 5,000 | $407.78 | 446,609 |
| 2026-09-04 | RUHLMAN RANDALL M | Open-market sale | 142 | $400.04 | 451,609 |
| 2026-08-05 | CORLETT GLEN E | Open-market sale | 2,000 | $457.02 | 0 |
| 2026-08-03 | RUHLMAN RANDALL M | J | 9,121 | $358.15 | 414,321 |
| 2026-08-03 | RUHLMAN RANDALL M | J | 9,121 | $358.15 | 451,751 |
| 2026-06-12 | Klaus Andrew S | Disposition to issuer | 635 | $362.22 | 13,918 |
| 2026-06-11 | Ruhlman Jon Ryan | Disposition to issuer | 1,000 | $360.68 | 2,784 |
| 2026-06-10 | Olenik John J | Disposition to issuer | 1,000 | $360.91 | 6,506 |
| 2026-06-10 | O'Shaughnessy Timothy | Disposition to issuer | 750 | $360.91 | 3,250 |
| 2026-06-10 | Morcos Assaad A | Option exercise (derivative) | 1,000 | $132.40 | 3,750 |
| 2026-06-10 | Morcos Assaad A | Disposition to issuer | 1,000 | $360.91 | 0 |
| 2026-06-10 | Morcos Assaad A | Option exercise | 1,000 | $132.40 | 1,000 |
| 2026-06-09 | Ruhlman Jon Ryan | Gift | 18,000 | $0.00 | 18,000 |
| 2026-06-09 | CROSS MAEGAN ADAMS RUHLMAN | Gift | 18,000 | $0.00 | 18,000 |
| 2026-06-09 | RUHLMAN ROBERT G | Gift | 18,000 | $0.00 | 249,673 |
| 2026-06-09 | RUHLMAN ROBERT G | Gift | 18,000 | $0.00 | 267,673 |
| 2026-06-08 | Hofstetter John M | Disposition to issuer | 3,446 | $358.45 | 0 |
| 2026-03-13 | RUHLMAN ROBERT G | Disposition to issuer | 2,500 | $259.73 | 285,673 |
| 2026-03-12 | Olenik John J | Disposition to issuer | 752 | $260.84 | 0 |
| 2026-03-12 | CORLETT GLEN E | Disposition to issuer | 400 | $260.24 | 5,611 |
| 2026-03-10 | Klaus Andrew S | Disposition to issuer | 2,365 | $260.34 | 14,553 |
| 2026-03-10 | McKenna Dennis F | Disposition to issuer | 7,887 | $260.34 | 0 |
| 2026-03-10 | Hofstetter John M | Disposition to issuer | 6,000 | $260.34 | 3,446 |
| 2026-03-10 | O'Shaughnessy Timothy | Disposition to issuer | 1,244 | $260.34 | 4,000 |
| 2026-03-10 | Ruhlman Jon Ryan | Disposition to issuer | 2,000 | $260.34 | 3,784 |
| 2026-03-10 | Vaccariello Caroline Saylor | Disposition to issuer | 1,547 | $260.34 | 1,908 |
| 2026-03-10 | David C Sunkle | Disposition to issuer | 1,600 | $260.34 | 1,607 |
| 2026-03-10 | Morcos Assaad A | Option exercise (derivative) | 1,750 | $132.40 | 4,750 |
| 2026-03-10 | Morcos Assaad A | Disposition to issuer | 1,750 | $260.34 | 0 |
| 2026-03-10 | Morcos Assaad A | Option exercise | 1,750 | $132.40 | 1,750 |
| 2026-02-04 | Ruhlman Jon Ryan | Tax withholding | 1,494 | $245.42 | 5,784 |
| 2026-02-04 | Ruhlman Jon Ryan | Grant / award | 1,785 | $0.00 | 7,278 |
| 2026-02-04 | RUHLMAN ROBERT G | Tax withholding | 5,924 | $245.42 | 288,173 |
| 2026-02-04 | RUHLMAN ROBERT G | Grant / award | 13,386 | $0.00 | 294,097 |
| 2026-02-04 | McKenna Dennis F | Tax withholding | 2,223 | $245.42 | 7,887 |
| 2026-02-04 | McKenna Dennis F | Grant / award | 2,677 | $0.00 | 10,110 |
| 2026-02-04 | Klaus Andrew S | Grant / award (derivative) | 693 | $0.00 | 693 |
| 2026-02-04 | Klaus Andrew S | Tax withholding | 1,496 | $245.42 | 16,918 |
| 2026-02-04 | Klaus Andrew S | Grant / award | 1,785 | $0.00 | 18,414 |
| 2026-02-04 | O'Shaughnessy Timothy | Grant / award (derivative) | 493 | $0.00 | 493 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.