Stagwell Inc.

STGW·NASDAQ·$6.61Share Price as of 11/2·$2BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/29/26 10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2605/01/26 10-KFY 202503/13/26 10-QQ3 ended 09/30/2511/06/25

Disclosures

8-K/ACurrent report (amended)10/30/26 8-KCurrent report10/29/26 8-KCurrent report10/05/26 8-KCurrent report08/04/26 8-KCurrent report08/03/26

Prospectuses and Registrations

S-8Registration of securities for employees03/13/26 S-8Registration of securities for employees07/31/25 S-8Registration of securities for employees04/30/25 424B7Prospectus03/13/23 424B7Prospectus03/08/23

Proxies

DEF 14ADefinitive proxy04/28/26 DEF 14ADefinitive proxy04/25/25 DEF 14ADefinitive proxy04/29/24 DEF 14ADefinitive proxy05/01/23 DEFA14AAdditional proxy materials05/01/23

Ownership

Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction08/13/26 Form 4Insider transaction08/11/26 Form 3Initial insider ownership08/06/26

Other

ARSAnnual report to shareholders03/16/26 UPLOADLetter from the SEC12/03/25 CORRESPCorrespondence with the SEC10/01/25 UPLOADLetter from the SEC09/18/25 ARSAnnual report to shareholders04/25/25