OBOOK Holdings (OWLS) director discloses Class A and B stakes

Rhea-AI Filing Summary

OBOOK HOLDINGS INC. director Yu Chih Chang filed an initial ownership report showing direct holdings of 112,500 Class A Common Shares and 337,500 Class B Common Shares. This Form 3 outlines existing beneficial ownership and does not identify any specific recent purchase or sale transactions.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider YU CHIH CHANG

Role Director

Type	Security	Shares	Price	Value
holding	Class A Common Shares	--	--	--
holding	Class B Common Shares	--	--	--

Holdings After Transaction: Class A Common Shares — 112,500 shares (Direct); Class B Common Shares — 337,500 shares (Direct)

Footnotes (1)

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Accepted by SEC EDGAR 03/05/2026 - 08:11 PM Learn about SEC filing dates

FAQ

What does the OWLS Form 3 filing by Yu Chih Chang show?

The Form 3 shows Yu Chih Chang’s existing ownership in OBOOK HOLDINGS INC., including Class A and Class B shares. It is an initial disclosure of beneficial ownership, not a record of new buy or sell transactions.

How many OBOOK (OWLS) Class A shares does Yu Chih Chang hold?

Yu Chih Chang is reported to directly hold 112,500 Class A Common Shares of OBOOK HOLDINGS INC. These shares represent part of the director’s disclosed beneficial ownership, as reported on the Form 3 insider filing.

How many OBOOK (OWLS) Class B shares does Yu Chih Chang hold?

The Form 3 reports that Yu Chih Chang directly owns 337,500 Class B Common Shares of OBOOK HOLDINGS INC. This figure reflects beneficial ownership after the reported date, with no specific transaction amounts listed.

Does the OWLS Form 3 indicate that Yu Chih Chang bought or sold shares?

The Form 3 does not indicate any explicit share purchases or sales. It classifies the entries as holdings with unknown transaction codes, meaning it mainly records existing ownership rather than new trading activity.

Is Yu Chih Chang a director or major shareholder of OBOOK (OWLS)?

The filing identifies Yu Chih Chang as a director of OBOOK HOLDINGS INC. The Form 3 notes director status but does not classify Chang as a ten percent owner based on the provided data.

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

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

YU CHIH CHANG

(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)

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

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	112,500	D
Class B Common Shares	337,500	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

Explanation of Responses:

	/s/Yu Chih Chang	03/05/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.