ASM share buyback update May 26 – 30, 2025

Rhea-AI Summary

ASM International (ASMIY) has reported progress on its €150 million share buyback program for the period May 26-30, 2025. The company repurchased a total of 8,579 shares at an average price of €485.47, amounting to €4,164,878. The largest single-day repurchase occurred on May 26, with 3,733 shares bought at €479.40 per share. The company has now completed 21.0% of the total buyback program that commenced on April 30, 2025. ASM International, headquartered in Almere, Netherlands, specializes in manufacturing semiconductor equipment and process solutions, with operations across the United States, Europe, and Asia.

Positive

• Company demonstrates confidence in its stock value through ongoing share buyback program
• 21.0% of the €150 million buyback program already completed, showing steady progress
• Strong financial position allowing for significant capital return to shareholders

Negative

• Significant cash expenditure of over €4.1 million in one week reduces available capital for operations or investments

News Market Reaction

+0.36%

1 alert

+0.36% News Effect

On the day this news was published, ASMIY gained 0.36%, reflecting a mild positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Almere, The Netherlands
June 2, 2025, 5:45 p.m. CET

ASM International N.V. (Euronext Amsterdam: ASM) reports the following transactions, conducted under ASM's current share buyback program.

Date	Repurchased shares	Average price	Repurchased value
May 26, 2025	3,733	€ 479.40	€ 1,789,611
May 27, 2025	307	€ 484.96	€ 148,884
May 28, 2025	530	€ 484.85	€ 256,969
May 29, 2025	1,709	€ 500.26	€ 854,950
May 30, 2025	2,300	€ 484.55	€ 1,114,464
Total	8,579	€ 485.47	€ 4,164,878

These repurchases were made as part of the €150 million share buyback program which started on April 30, 2025. Of the total program, 21.0% has been repurchased. For further details including individual transaction information please visit: www.asm.com/investors/dividends-share-buybacks.

About ASM International

ASM International N.V., headquartered in Almere, the Netherlands, and its subsidiaries design and manufacture equipment and process solutions to produce semiconductor devices for wafer processing, and have facilities in the United States, Europe, and Asia. ASM International's common stock trades on the Euronext Amsterdam Stock Exchange (symbol: ASM). For more information, visit ASM's website at www.asm.com.

This press release contains inside information within the meaning of Article 7(1) of the EU Market Abuse Regulation.

Contact Investor and media relations Victor Bareño T: +31 88 100 8500 E: investor.relations@asm.com Investor relations Valentina Fantigrossi T: +31 88 100 8502 E: investor.relations@asm.com

Attachment

• 20250602_ASM Share Buyback Update May 26 - 30 2025

FAQ

What is the total value of ASMIY's current share buyback program?

ASM International's current share buyback program has a total value of €150 million, which started on April 30, 2025.

How many shares did ASMIY repurchase between May 26-30, 2025?

ASMIY repurchased 8,579 shares at an average price of €485.47, for a total value of €4,164,878.

What percentage of ASMIY's buyback program has been completed?

As of May 30, 2025, 21.0% of the total €150 million share buyback program has been completed.

What was the highest daily share repurchase for ASMIY during May 26-30, 2025?

The highest daily repurchase occurred on May 26, 2025, with 3,733 shares bought at €479.40 per share, totaling €1,789,611.

What was the average price paid per share in ASMIY's buyback for May 26-30, 2025?

The average price paid per share during this period was €485.47.