As filed with the Securities and Exchange Commission on June 15, 2026
Registration No. 333-285125
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Post-Effective Amendment No. 5
to
FORM F-3
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
Canaan Inc.
(Exact name of Registrant as specified in its charter)
Not Applicable
(Translation of Registrant’s name into English)
Cayman Islands ... (continue reading...)
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
OF THE SECURITIES EXCHANGE ACT OF 1934
June 2026
Commission File Number: 001-42858
OBOOK Holdings Inc.
9F., No. 28, Wencheng Rd., Beitou Dist.,
Taipei City 112, Taiwan,
Republic of China
+886-2-6610-0180
(Address of principal executive offices)
Indicate by check mark whether the registrant files or will file annual... (continue reading...)
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