IES Holdings, Inc.

IESC

Financials

10-QQ3 ended 06/30/2607/31/26 10-QQ2 ended 03/31/2605/01/26 10-QQ1 ended 12/31/2501/30/26 10-KFY 202511/21/25 10-QQ3 ended 06/30/2508/01/25

Disclosures

8-KCurrent report10/06/26 8-KCurrent report08/11/26 8-KCurrent report07/31/26 8-KCurrent report05/01/26 8-KCurrent report02/20/26

Prospectuses and Registrations

S-3ASRAutomatic shelf registration07/02/26 S-8Registration of securities for employees02/24/25 424B3Prospectus08/07/18 424B3Prospectus08/07/18 POS AMPost-effective amendment08/01/18

Proxies

DEFA14AAdditional proxy materials02/03/26 DEF 14ADefinitive proxy01/07/26 DEFA14AAdditional proxy materials01/07/26 DEF 14ADefinitive proxy01/07/25 DEFA14AAdditional proxy materials01/07/25

Ownership

SC 13D/ABeneficial ownership (amended)10/06/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

SDConflict Minerals disclosure05/11/26 SDConflict Minerals disclosure05/09/25 SDConflict Minerals disclosure05/09/24 CT ORDERCT ORDER04/11/24 CT ORDERCT ORDER09/21/23