[Form 3] OBOOK HOLDINGS INC. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

OBOOK HOLDINGS INC. Senior Finance Manager Chiang Chia Fang filed an initial ownership report showing equity interests in the company. The report lists 26,400 restricted stock units, each representing a right to receive one Class A Common Share, plus 8,800 Class A Common Shares held directly.

The 26,400 restricted stock units reflect the unvested portion of an original grant and vest in three equal annual installments of 8,800 shares on August 8, 2026, August 8, 2027, and August 8, 2028 under the company’s equity incentive plan. The restricted stock units do not have an expiration date.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider CHIANG CHIA FANG

Role Senior Finance Manager

Type	Security	Shares	Price	Value
holding	Restricted Stock Units	--	--	--
holding	Class A Common Shares	--	--	--

Holdings After Transaction: Restricted Stock Units — 26,400 shares (Direct); Class A Common Shares — 8,800 shares (Direct)

Footnotes (1)

1. [object Object]

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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1. Name and Address of Reporting Person^*

CHIANG CHIA FANG

(Last) (First) (Middle)

9F., NO. 28, WENCHENG RD., BEITOU DIST.,

(Street)

TAIPEI CITY F5 112

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/16/2025

3. Issuer Name and Ticker or Trading Symbol
OBOOK HOLDINGS INC. [ OWLS ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior Finance Manager

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Common Shares	8,800	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	08/08/2026	(1)	Class A Common Shares	26,400	$0	D

Explanation of Responses:

1. The restricted stock units represent the right to receive an aggregate of 26,400 Class A Common Shares, reflecting the unvested portion of the original grant, and vest in three equal annual installments of 8,800 shares on August 8, 2026, August 8, 2027 and August 8, 2028 pursuant to the Issuer's equity incentive plan. The restricted stock units do not have an expiration date.

	/s/ Chiang Chia Fang	03/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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