SECURITIES AND EXCHANGE COMMISSIONSEC FORM 17-C

CURRENT REPORT UNDER SECTION 17
OF THE SECURITIES REGULATION CODE
AND SRC RULE 17.2(c) THEREUNDER

1. Date of Report (Date of earliest event reported)

Dec 23, 2025

2. SEC Identification Number

154675

3. BIR Tax Identification No.

948-229-000

4. Exact name of issuer as specified in its charter

CEBU AIR, INC.

5. Province, country or other jurisdiction of incorporation

Cebu City, Philippines

6. Industry Classification Code(SEC Use Only)

7. Address of principal office

Basement 2 – R 01 – 02, Robinsons Galleria Cebu, General Maxilom corner S. Osmena Boulevard, Barangay Tejero, Cebu City Postal Code 6000

8. Issuer's telephone number, including area code

0288027084

9. Former name or former address, if changed since last report

N/A

10. Securities registered pursuant to Sections 8 and 12 of the SRC or Sections 4 and 8 of the RSA

Title of Each Class	Number of Shares of Common Stock Outstanding and Amount of Debt Outstanding
Common	612,977,653
Convertible Preferred	308,880,301

11. Indicate the item numbers reported herein

9

The Exchange does not warrant and holds no responsibility for the veracity of the facts and representations contained in all corporate disclosures, including financial reports. All data contained herein are prepared and submitted by the disclosing party to the Exchange, and are disseminated solely for purposes of information. Any questions on the data contained herein should be addressed directly to the Corporate Information Officer of the disclosing party.

Cebu Air, Inc.CEB

PSE Disclosure Form 9-1 - Share Buy-Back Transactions References: Section 9 of the Revised Disclosure Rules

Subject of the Disclosure
Cebu Air, Inc. ("CEB") Share Buyback Transactions
Background/Description of the Disclosure
CEB's share buyback on 23 December 2025

Type of Securities

• Common
• PreferredN/A
• OthersN/A

Details of Share Buy-Back Transaction(s)

Date of Transaction	Number of Shares Purchased	Price Per Share
Dec 23, 2025	40,000	33.85
Dec 23, 2025	2,300	33.25
Dec 23, 2025	24,800	33.20
Dec 23, 2025	8,300	33.15
Dec 23, 2025	17,000	33.10
Dec 23, 2025	1,000	33.05
Dec 23, 2025	14,500	33.00
Dec 23, 2025	1,400	32.95
Dec 23, 2025	5,700	32.90
Dec 23, 2025	7,600	32.85
Dec 23, 2025	100	32.75
Dec 23, 2025	1,700	32.70
Dec 23, 2025	400	32.60
Dec 23, 2025	200	32.35
Dec 23, 2025	100	32.75
Dec 23, 2025	200	32.80
Dec 23, 2025	700	32.85
Dec 23, 2025	10,400	32.90
Dec 23, 2025	1,200	32.95
Dec 23, 2025	27,800	33.00
Dec 23, 2025	4,600	33.10
Dec 23, 2025	400	33.25
Dec 23, 2025	3,100	33.30
Dec 23, 2025	5,000	33.35
Dec 23, 2025	11,600	33.40
Dec 23, 2025	4,900	33.50
Dec 23, 2025	200	32.25
Dec 23, 2025	17,600	32.30
Dec 23, 2025	2,200	32.50
	215,000

Effects on Number of Shares

	Before	After
Outstanding Shares	612,977,653	612,762,653
Treasury Shares	24,724,830	24,939,830

Cumulative Number of Shares Purchased to Date 1	12,019,980
Total Amount Appropriated for the Buy-Back Program	Php 2,000,000,000
Total Amount of Shares Repurchased	428,829,393

Other Relevant Information
The Company has secured a new allotment of Php2,000,000,000.00 under the recently approved buyback program as approved by the board last November 13, 2024. Consequently, shares acquired under the previous buyback program is excluded from this calculation. As a result of buyback made on 23 December 2025, the remaining balance of the amount for the buyback as of this date is Php1,571,170,607.

¹ From the date when the share buy-back program commenced.