Donnelley Financial Solutions, Inc.

DFIN·NYSE·$38.68Share Price as of 11/2·$966MMarket 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 03/31/2605/05/26 10-KFY 202502/17/26 10-QQ3 ended 09/30/2510/29/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report07/30/26 8-KCurrent report05/14/26 8-KCurrent report05/05/26 8-KCurrent report04/21/26

Prospectuses and Registrations

S-8Registration of securities for employees07/31/25 S-8Registration of securities for employees02/18/25 S-8Registration of securities for employees05/23/23 S-8Registration of securities for employees05/30/19 424B4Prospectus06/14/17

Proxies

DEF 14ADefinitive proxy04/01/26 DEFA14AAdditional proxy materials04/01/26 DEF 14ADefinitive proxy04/02/25 DEFA14AAdditional proxy materials04/02/25 DEF 14ADefinitive proxy04/03/24

Ownership

Form 4Insider transaction09/17/26 Form 4Insider transaction09/08/26 144Proposed sale of securities09/03/26 Form 4Insider transaction09/03/26 Form 4Insider transaction08/21/26

Other

SDConflict Minerals disclosure05/29/26 ARSAnnual report to shareholders04/01/26 SDConflict Minerals disclosure05/30/25 UPLOADLetter from the SEC05/12/25 CORRESPCorrespondence with the SEC04/30/25