yao-chung chiang

Entity
Individual
Business address
5 F, 7 Aly 69, Lane 161, Tunhua S Rd., Sec 1, 10675 Taipei, Taiwan, Province of China
Signature Ownership
/s/ Chun-Hsien Tsai by POA for Yao-Chung Chiang
All SEC filings
View on sec.gov
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yao-chung chiang has filed 8 SEC EDGAR filings since 4/28/2021

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing Mar 12, 2025 Mar 10, 2025 001-41461
4 Open Document Open Filing Jan 31, 2025 Jan 31, 2025 001-41461
4 Open Document Open Filing PRIMARY DOCUMENT Feb 2, 2024 Jan 31, 2024 001-41461
4 Open Document Open Filing FORM 4 Nov 28, 2023 Nov 24, 2023 001-41461
4 Open Document Open Filing PRIMARY DOCUMENT Apr 12, 2023 Apr 10, 2023 001-41461
4 Open Document Open Filing PRIMARY DOCUMENT Jul 29, 2022 Jul 28, 2022 000-20791
4 Open Document Open Filing PRIMARY DOCUMENT Dec 9, 2021 Dec 6, 2021 000-20791
3 Open Document Open Filing PRIMARY DOCUMENT Apr 28, 2021 Apr 15, 2021 000-20791