Treasury share acquisition: results report

What happened

Report on Acquisition of Treasury Stock Version 6.0 Inter-M Co., Ltd. Report on Acquisition of Treasury Stock To the Director of the Financial Supervisory Service September 18, 2026 Company Name: Inter-M Co., Ltd. Representative Director: Cho Nam-yong Head Office Address: 73, Hwahap-ro 1402beon-gil, Yangju-si, Gyeonggi-do (Deokjeong-dong) Telephone: 02) 2289-8170 Website: http://www.inter-m.com Person Responsible for Preparation: Position: Director of Planning and Coordination Name: Kim Yong-hyun Telephone: 02) 2289-8170

1. Name and Address of Issuer a. Name: Inter-M Co., Ltd. b. Address: 73, Hwahap-ro 1402beon-gil, Yangju-si, Gyeonggi-do (Deokjeong-dong)

2. Details Regarding Acquisition Report a. Date of Submission of Major Matters Report: July 20, 2026 b. Acquisition Period: From July 28, 2026 to September 15, 2026 ※ The above acquisition period is based on the date of transaction execution.

3. Acquisition Details (Unit: KRW, shares) Date | Type | Order Quantity | Acquisition Quantity | Acquisition Price per Share | Total Acquisition Amount | Brokerage Company | Financial Investment Business Operator ID July 28, 2026 | Common Stock | 20,000 | 20,000 | 999 | 19,999,777 | Mirae Asset Securities Co., Ltd. | 00111722 July 29, 2026 | Common Stock | 20,000 | 20,000 | 933 | 18,679,986 | Mirae Asset Securities Co., Ltd. | 00111722 July 30, 2026 | Common Stock | 20,000 | 20,000 | 910 | 18,217,491 | Mirae Asset Securities Co., Ltd. | 00111722 July 31, 2026 | Common Stock | 20,000 | 17,699 | 944 | 16,724,362 | Mirae Asset Securities Co., Ltd. | 00111722 August 7, 2026 | Common Stock | 20,000 | 20,000 | 1,003 | 20,069,318 | Mirae Asset Securities Co., Ltd. | 00111722 August 11, 2026 | Common Stock | 20,000 | 13,065 | 1,010 | 13,199,830 | Mirae Asset Securities Co., Ltd. | 00111722 August 12, 2026 | Common Stock | 20,000 | 20,000 | 1,002 | 20,054,404 | Mirae Asset Securities Co., Ltd. | 00111722 August 13, 2026 | Common Stock | 20,000 | 20,000 | 1,005 | 20,116,910 | Mirae Asset Securities Co., Ltd. | 00111722 August 20, 2026 | Common Stock | 20,000 | 20,000 | 996 | 19,921,764 | Mirae Asset Securities Co., Ltd. | 00111722 August 21, 2026 | Common Stock | 20,000 | 19,257 | 1,001 | 19,291,514 | Mirae Asset Securities Co., Ltd. | 00111722 August 24, 2026 | Common Stock | 20,000 | 7,638 | 1,004 | 7,675,186 | Mirae Asset Securities Co., Ltd. | 00111722 August 26, 2026 | Common Stock | 20,000 | 20,000 | 1,012 | 20,248,427 | Mirae Asset Securities Co., Ltd. | 00111722 August 27, 2026 | Common Stock | 20,000 | 20,000 | 1,017 | 20,353,614 | Mirae Asset Securities Co., Ltd. | 00111722 September 1, 2026 | Common Stock | 20,000 | 10,000 | 1,028 | 10,280,000 | Mirae Asset Securities Co., Ltd. | 00111722 September 2, 2026 | Common Stock | 20,000 | 20,000 | 1,040 | 20,813,664 | Mirae Asset Securities Co., Ltd. | 00111722 September 3, 2026 | Common Stock | 20,000 | 20,000 | 1,036 | 20,720,000 | Mirae Asset Securities Co., Ltd. | 00111722 September 7, 2026 | Common Stock | 20,000 | 20,000 | 1,046 | 20,939,264 | Mirae Asset Securities Co., Ltd. | 00111722 September 8, 2026 | Common Stock | 20,000 | 20,000 | 1,035 | 20,700,000 | Mirae Asset Securities Co., Ltd. | 00111722 September 10, 2026 | Common Stock | 20,000 | 20,000 | 1,043 | 20,875,000 | Mirae Asset Securities Co., Ltd. | 00111722 September 11, 2026 | Common Stock | 40,000 | 40,000 | 1,043 | 41,720,000 | Mirae Asset Securities Co., Ltd. | 00111722 September 14, 2026 | Common Stock | 7,449 | 7,449 | 1,046 | 7,791,654 | Mirae Asset Securities Co., Ltd. | 00111722 September 15, 2026 | Common Stock | 1,061 | 7 | 1,061 | 7,427 | Mirae Asset Securities Co., Ltd. | 00111722 Total | - | 428,510 | 395,115 | 1,008 | 398,399,592 | - | -

※ The above 'Acquisition Price per Share' and 'Total Acquisition Amount' do not include brokerage fees.

4. Conformity Between Planned Acquisition Details and Actual Acquisition Details Common Stock | Other Stock | Common Stock | Other Stock | Shortfall Status | Reason if Shortfall Occurs Planned Acquisition Amount (KRW) | - | Actual Acquisition Amount (KRW) | - | - | - 398,400,000 | - | 398,399,592 | - | - | -

※ The Company completed the acquisition within the planned acquisition amount stated in the Major Matters Report (Treasury Stock Acquisition Decision) disclosed on July 20, 2026. A difference arose between the planned acquisition amount (398,400,000 KRW) and the actual acquisition amount (398,399,592 KRW) due to stock price fluctuations during the treasury stock acquisition period; however, the difference between the planned acquisition amount and the total acquisition amount is less than the price of one share.

5. Status of Treasury Stock Holdings After Acquisition [As of September 18, 2026] (Unit: KRW, shares, %) Stock Type | Holdings Under Article 165-3 of the Act (A) | Holdings Under Trust Agreement of Article 165-3 of the Act (B) | Total (A+B) Quantity | Ratio | Total Amount | Quantity | Ratio | Contract Amount | Quantity | Ratio | Amount Common Stock | 1,796,542 | 8.5 | 2,774,464,962 | - | - | - | 1,796,542 | 8.5 | 2,774,464,962 Total | 1,796,542 | 8.5 | 2,774,464,962 | - | - | - | 1,796,542 | 8.5 | 2,774,464,962

※ The 'Total Amount' and 'Amount' in the above table are based on book value including brokerage fees.

6. Changes in Holdings of Largest Shareholder Before and After Acquisition [As of September 18, 2026] (Unit: shares) Name | Stock Holdings | Changes | Stock Type | Date of Acquisition Report | Date of Completion of Acquisition | Reason for Change Cho Sun-gu | Common Stock | 6,000,000 | 6,000,000 | - Total | Common Stock | 6,000,000 | 6,000,000 | - Other Stock | - | - | - Grand Total | 6,000,000 | 6,000,000 | -