YHN Acquisition I Ltd.

YHNA·NASDAQ·$10.86Share Price as of 11/2·$84MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/14/26 10-QQ1 ended 03/31/2605/14/26 10-KFY 202503/31/26 10-QQ3 ended 09/30/2511/14/25 10-QQ2 ended 06/30/2507/31/25

Disclosures

8-KCurrent report10/26/26 8-KCurrent report09/16/26 8-KCurrent report06/22/26 8-KCurrent report06/11/26 8-KCurrent report04/20/26

Prospectuses and Registrations

424B4Prospectus09/18/24 POS AMPost-effective amendment09/10/24 POS AMPost-effective amendment08/28/24 S-1/ARegistration statement (amended)08/02/24 S-1/ARegistration statement (amended)07/30/24

Proxies

DEF 14ADefinitive proxy08/24/26 PRE 14APreliminary proxy08/13/26 DEF 14ADefinitive proxy11/14/25 PRE 14APreliminary proxy11/04/25

Ownership

SC 13G/ABeneficial ownership (amended)10/08/26 SC 13G/ABeneficial ownership (amended)09/04/26 SC 13G/ABeneficial ownership (amended)04/07/26 4/AInsider transaction (amended)03/31/26 SC 13G/ABeneficial ownership (amended)02/13/26

Other

42542504/04/25 EFFECTRequest for effectiveness09/17/24 8-A12B8-A12B08/15/24 CERTCEO/CFO certification08/15/24 EFFECTRequest for effectiveness08/12/24