Zerostack Corporation.

ZSTK·NASDAQ·$4.46Share Price as of 11/2·$5MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2605/04/26 10-KFY 202502/27/26 10-QQ3 ended 09/30/2511/05/25 10-QQ2 ended 06/30/2508/01/25

Disclosures

8-KCurrent report08/21/26 8-KCurrent report08/19/26 8-K12BCurrent report08/18/26 8-KCurrent report07/23/26 8-KCurrent report07/20/26

Prospectuses and Registrations

POS AMPost-effective amendment09/04/26 POS AMPost-effective amendment08/28/26 POS AMPost-effective amendment08/28/26 POS AMPost-effective amendment08/28/26 POS AMPost-effective amendment08/28/26

Proxies

PRER14APreliminary proxy (revised)05/27/26 PRE 14APreliminary proxy05/08/26 DEF 14ADefinitive proxy11/04/25 PRE 14APreliminary proxy10/24/25 DEF 14ADefinitive proxy05/06/25

Ownership

SC 13GBeneficial ownership10/19/26 SC 13GBeneficial ownership09/04/26 SC 13GBeneficial ownership09/02/26 Form 3Initial insider ownership08/21/26 Form 4Insider transaction08/21/26

Other

EFFECTRequest for effectiveness09/15/26 AWWithdrawal request09/04/26 DD09/02/26 EFFECTRequest for effectiveness09/02/26 EFFECTRequest for effectiveness09/02/26