ASM share buyback update August 17 – 21, 2026

Rhea-AI Summary

ASM International (OTC: ASMIY) reported progress on its current share buyback program for the period August 17–21, 2026. The company repurchased 29,956 shares at an average price of €845.18, for a total value of €25,318,079.

These purchases form part of ASM International's €150 million share buyback program that started on August 10, 2026. According to the company, 29.4% of the total program has been completed. Further transaction-level details are available on ASM's investor website.

Positive

• 29,956 shares repurchased between August 17–21, 2026 for €25.32 million
• Average repurchase price of €845.18 per share over the reported period
• 29.4% of the €150 million buyback program already executed since August 10, 2026

Negative

• €25.32 million cash outflow for share repurchases during August 17–21, 2026

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Almere, The Netherlands
August 24, 2026, 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
August 17, 2026	4,114	€ 911.30	€ 3,749,076
August 18, 2026	4,556	€ 858.60	€ 3,911,803
August 19, 2026	7,759	€ 834.85	€ 6,477,621
August 20, 2026	7,016	€ 822.41	€ 5,770,055
August 21, 2026	6,511	€ 830.83	€ 5,409,524
Total	29,956	€ 845.18	€ 25,318,079

These repurchases were made as part of the €150 million share buyback program which started on August 10, 2026. Of the total program, 29.4% 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 Daniel Uribe T: +31 88 100 8127 E: investor.relations@asm.com

Attachment

• 20260824 ASM Share Buyback Update August 17 - 21 2026

FAQ

How many shares did ASM International (OTC: ASMIY) buy back between August 17 and 21, 2026?

ASM International repurchased 29,956 shares between August 17 and 21, 2026. According to ASM International, these shares were bought under its ongoing €150 million buyback program that started on August 10, 2026, at an average price of €845.18.

What was the total value of ASM International (ASMIY) share buybacks in the week of August 17–21, 2026?

The total value of share repurchases was €25,318,079 for the week of August 17–21, 2026. According to ASM International, this amount reflects daily purchases totaling 29,956 shares at an average price of €845.18 under its current €150 million program.

What percentage of ASM International’s €150 million buyback program is completed as of August 21, 2026?

As of August 21, 2026, 29.4% of ASM International’s €150 million share buyback program has been repurchased. According to ASM International, the program began on August 10, 2026 and includes the 29,956 shares bought during August 17–21, 2026.

What were the average repurchase prices for ASM International (ASMIY) shares during August 17–21, 2026?

The overall average repurchase price was €845.18 per share for August 17–21, 2026. According to ASM International, daily averages ranged from €822.41 to €911.30 as the company executed its share buybacks on Euronext Amsterdam during that period.

When did ASM International’s current €150 million share buyback program start and how is it progressing?

ASM International’s current €150 million share buyback program started on August 10, 2026. According to ASM International, 29.4% of the total program value had been repurchased by August 21, 2026, including 29,956 shares bought for €25.32 million in August 17–21 trading.