Knowles Corporation

KN·NYSE·$38.24Share Price as of 11/2·$3BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/27/26 10-QQ2 ended 06/30/2607/28/26 10-QQ1 ended 03/31/2604/28/26 10-KFY 202502/09/26 10-QQ3 ended 09/30/2510/28/25

Disclosures

8-KCurrent report10/22/26 8-K/ACurrent report (amended)07/28/26 8-KCurrent report07/23/26 8-KCurrent report04/29/26 8-KCurrent report04/23/26

Prospectuses and Registrations

S-8 POSPost-effective amendment (S-8)04/30/25 S-8Registration of securities for employees05/14/24 S-8Registration of securities for employees05/14/20 S-8Registration of securities for employees05/03/18 S-8Registration of securities for employees05/05/16

Proxies

DEF 14ADefinitive proxy03/11/26 DEFA14AAdditional proxy materials03/11/26 DEF 14ADefinitive proxy03/14/25 DEFA14AAdditional proxy materials03/14/25 DEF 14ADefinitive proxy03/15/24

Ownership

4/AInsider transaction (amended)08/19/26 Form 4Insider transaction08/18/26 144Proposed sale of securities08/17/26 144Proposed sale of securities08/14/26 Form 4Insider transaction08/14/26

Other

SDConflict Minerals disclosure05/28/26 ARSAnnual report to shareholders03/11/26 SDConflict Minerals disclosure05/22/25 15-15D15-15D04/30/25 ARSAnnual report to shareholders03/14/25