Acco Brands Corporation

ACCO·NYSE·$3.98Share Price as of 11/2·$367MMarket 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 202503/09/26 10-QQ3 ended 09/30/2510/31/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report10/02/26 8-KCurrent report08/14/26 8-KCurrent report07/30/26 8-KCurrent report05/19/26

Prospectuses and Registrations

S-8Registration of securities for employees05/19/26 S-8Registration of securities for employees05/20/25 S-8Registration of securities for employees05/25/23 S-8Registration of securities for employees05/17/22

Proxies

DEF 14ADefinitive proxy03/27/26 DEFA14AAdditional proxy materials03/27/26 DEFA14AAdditional proxy materials03/31/25 DEF 14ADefinitive proxy03/28/25 DEFA14AAdditional proxy materials03/28/25

Ownership

SC 13G/ABeneficial ownership (amended)10/07/26 Form 4Insider transaction10/05/26 Form 4Insider transaction09/10/26 Form 4Insider transaction09/10/26 Form 4Insider transaction09/10/26

Other

11-KEmployee stock purchase plan report06/26/26 SDConflict Minerals disclosure05/26/26 11-K/AEmployee stock purchase plan report (amended)06/30/25 11-KEmployee stock purchase plan report06/20/25 SDConflict Minerals disclosure05/28/25