Preformed Line Products Co.

PLPC·NASDAQ·$376.89Share Price as of 11/2·$2BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/29/26 10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202503/05/26 10-QQ3 ended 09/30/2510/30/25

Disclosures

8-KCurrent report10/30/26 8-KCurrent report10/28/26 8-KCurrent report07/29/26 8-KCurrent report07/27/26 8-KCurrent report05/04/26

Prospectuses and Registrations

S-8Registration of securities for employees06/27/25 S-8 POSPost-effective amendment (S-8)06/27/25 S-8 POSPost-effective amendment (S-8)06/27/25 S-8 POSPost-effective amendment (S-8)06/27/25 S-8Registration of securities for employees11/04/16

Proxies

DEF 14ADefinitive proxy03/20/26 DEF 14ADefinitive proxy03/21/25 PX14A6GLetter to shareholders04/08/24 DEF 14ADefinitive proxy03/22/24 DEF 14ADefinitive proxy03/24/23

Ownership

SC 13G/ABeneficial ownership (amended)10/09/26 Form 4Insider transaction09/09/26 144Proposed sale of securities08/19/26 Form 4Insider transaction08/06/26 Form 4Insider transaction08/04/26

Other

ARSAnnual report to shareholders03/20/26 ARSAnnual report to shareholders03/21/25 ARSAnnual report to shareholders03/22/24 ARSAnnual report to shareholders03/24/23 UPLOADLetter from the SEC10/05/22