Oppenheimer Holdings Inc.

OPY·NYSE·$94.35Share Price as of 11/2·$1BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/30/26 10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2605/01/26 10-KFY 202502/26/26 10-QQ3 ended 09/30/2510/31/25

Disclosures

8-KCurrent report10/30/26 8-KCurrent report08/03/26 8-KCurrent report07/31/26 8-KCurrent report05/05/26 8-KCurrent report05/04/26

Prospectuses and Registrations

S-8Registration of securities for employees05/08/24 S-8Registration of securities for employees01/24/24 424B3Prospectus11/25/20 S-3/AShelf registration (amended)11/24/20 S-3/AShelf registration (amended)11/24/20

Proxies

DEF 14ADefinitive proxy03/13/26 PRE 14APreliminary proxy03/02/26 DEF 14ADefinitive proxy03/14/25 DEF 14ADefinitive proxy03/15/24 DEF 14ADefinitive proxy03/17/23

Ownership

Form 4Insider transaction05/11/26 Form 4Insider transaction05/11/26 Form 4Insider transaction05/11/26 Form 4Insider transaction05/11/26 Form 4Insider transaction03/03/26

Other

11-KEmployee stock purchase plan report06/05/26 ARSAnnual report to shareholders02/26/26 40-APP40-APP12/05/25 11-KEmployee stock purchase plan report06/04/25 ARSAnnual report to shareholders03/05/25