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Form 4 · Statement of Changes in Beneficial Ownership · Filed 2026-05-15

Grisenthwaite Richard Roy Files ARM HOLDINGS PLC /UK (ARM) Form 4 - May 15, 2026

Grisenthwaite Richard Roy traded 91.0K ARM shares worth $9.5M in this Form 4 filing, reported to the SEC on 2026-05-15.

Issuer
ARM HOLDINGS PLC /UK ARM
Filed
Period
2026-05-15
Accession
0001973239-26-000076

Transactions (9)

Insider Date Type Shares Price Value Own
Grisenthwaite Richard Roy 2026-05-18 Sell 24.3K $209.15 $5.1M Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 2.0K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 14.6K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 4.2K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 5.2K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 13.3K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 4.4K - $0.00 Direct
Grisenthwaite Richard Roy 2026-05-15 Sell 21.3K $209.16 $4.5M Direct
Grisenthwaite Richard Roy 2026-05-15 Buy 1.6K - $0.00 Direct
Net change−326−$9.5M

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