ASM share buyback update June 16 – 20, 2025

Rhea-AI Summary

ASM International (ASMIY) has reported the latest transactions under its ongoing €150 million share buyback program. Between June 18-20, 2025, the company repurchased a total of 7,370 shares at an average price of €514.10, amounting to €3,788,907. The largest daily repurchase occurred on June 20, with 3,732 shares bought at €515.14 per share. This latest round of buybacks represents progress in the program which began on April 30, 2025, with 28.6% of the total program now completed. 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 has executed 28.6% of its substantial €150 million share buyback program
• Consistent share repurchases demonstrate strong financial position and commitment to returning value to shareholders
• Average purchase price remained stable around €514.10, indicating disciplined buyback execution

Negative

• Daily buyback volumes show significant volatility, ranging from 215 to 3,732 shares
• 71.4% of the buyback program still remains to be executed

News Market Reaction

+2.98%

1 alert

+2.98% News Effect

On the day this news was published, ASMIY gained 2.98%, reflecting a moderate positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Almere, The Netherlands
June 23, 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
June 18, 2025	215	€ 517.52	€ 111,267
June 19, 2025	3,423	€ 512.74	€ 1,755,120
June 20, 2025	3,732	€ 515.14	€ 1,922,520
Total	7,370	€ 514.10	€ 3,788,907

These repurchases were made as part of the €150 million share buyback program which started on April 30, 2025. Of the total program, 28.6% 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

• 20250623 ASM Share Buyback Update June 16 - 20, 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 June 18-20, 2025?

ASM International repurchased 7,370 shares at an average price of €514.10, totaling €3,788,907.

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

As of June 20, 2025, 28.6% of the total €150 million share buyback program has been completed.

What was the highest daily share repurchase volume for ASMIY during this period?

The highest daily repurchase volume was 3,732 shares on June 20, 2025, at an average price of €515.14 per share.

When did ASMIY start its current share buyback program?

ASM International started its current €150 million share buyback program on April 30, 2025.