Michael Mazan - 09 Jan 2026 Form 4 Insider Report for City Office REIT, Inc. (CIO)

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Mazan Michael	Director	666 BURRARD STREET, SUITE 3210, VANCOUVER, BRITISH COLUMBIA, CANADA	/s/ Michael Mazan	09 Jan 2026	0001966374

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CIO	Common Stock	Disposed to Issuer		-2,900	-100%		0	09 Jan 2026	Direct	F1
transaction	CIO	Common Stock	Disposed to Issuer		-39,000	-100%		0	09 Jan 2026	Through HoldCo	F1, F3, F4

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CIO	Restricted Stock Units	Disposed to Issuer	$131,810	-18,830	-100%	$7.00	0	09 Jan 2026	Common Stock	18,830		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Michael Mazan is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Id	Content
F1	On January 9, 2026 (the "Merger Effectiveness Time"), pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 23, 2025, by and among the Issuer, MCME Carell Holdings, LP, a Delaware limited partnership ("Parent"), and MCME Carell Merger Sub, LLC, a Maryland limited liability company ("Merger Sub") the Issuer merged with and into Merger Sub, with Merger Sub surviving as a wholly-owned subsidiary of Parent (the "Merger"). At the Merger Effectiveness Time, each share of Issuer's common stock, par value $0.01 per share, converted into the right to receive $7.00 per share in cash (the "Merger Consideration Price").
F2	Represents Restricted Stock Units previously issued to the Reporting Person. At the Merger Effectiveness Time, each outstanding Restricted Stock Unit converted into the right to receive an amount in cash equal to the Merger Consideration Price.
F3	Represents Performance Restricted Stock Units previously issued to the Reporting Person. At the Merger Effectiveness Time, each outstanding Performance Restricted Stock Unit converted into the right to receive an amount in cash equal to the Merger Consideration Price (assuming that all performance-based vesting conditions applicable to such Performance Restricted Stock Unit were achieved at the actual level of performance through the Merger Effectiveness Time).
F4	Reflects securities directly held by Scarcliffe Beach Holdings Inc. ("HoldCo"). The Reporting Person is a member of HoldCo.

As of January 9, 2026, the Reporting Person is no longer subject to Section 16 in connection with transaction of securities of the Issuer.