Arcosa, Inc.

ACA·NYSE·$125.59Share Price as of 11/2·$6BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/05/26 10-QQ1 ended 03/31/2605/01/26 10-KFY 202502/27/26 10-QQ3 ended 09/30/2510/31/25 10-QQ2 ended 06/30/2508/08/25

Disclosures

8-KCurrent report10/23/26 8-KCurrent report09/04/26 8-KCurrent report08/05/26 8-KCurrent report07/15/26 8-KCurrent report06/22/26

Prospectuses and Registrations

POSASRProspectus / registration10/23/26 S-8 POSPost-effective amendment (S-8)10/23/26 S-3ASRAutomatic shelf registration12/15/23 S-3ASRAutomatic shelf registration12/03/20 S-8Registration of securities for employees10/31/18

Proxies

DEFA14AAdditional proxy materials08/25/26 DEFA14AAdditional proxy materials08/05/26 DEFM14ADefinitive proxy (merger)08/03/26 PREM14APreliminary proxy (merger)07/24/26 DEFA14AAdditional proxy materials06/22/26

Ownership

Form 4Insider transaction10/23/26 Form 4Insider transaction10/23/26 Form 4Insider transaction10/23/26 Form 4Insider transaction10/23/26 Form 4Insider transaction10/23/26

Other

25-NSERemoval from listing10/23/26 25-NSERemoval from listing10/23/26 SDConflict Minerals disclosure09/23/26 SDConflict Minerals disclosure05/29/26 ARSAnnual report to shareholders03/31/26