Latest filing published 19 May 2026 for ARM HOLDINGS PLC /UK, €3.8M.
Filing timeline
BuySaleInsider track record
Richard Roy Grisenthwaite: trading record in brief
Richard Roy Grisenthwaite appears in our data through filings on Arm Holdings PLC /UK shares, published by SEC (Form 4). The record holds 9 filings, for trades running from 15 May 2026 to 18 May 2026.
The open-market record consists of 1 sale worth €4.4M, with no purchase. Besides market trades, the filings include 4 share grants and 4 option exercises.
The newest entry dates from 19 May 2026: a share grant of €3.8M, in Arm Holdings PLC /UK. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 4 days. US insiders must file a Form 4 within two business days of a trade. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to Richard Roy Grisenthwaite
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- 21,301 shares@ US$209.1646.7% of flowOrdinary SharesSEC:0001973239-26-000076:7
- 24,339 shares@ US$209.1553.3% of flowOrdinary SharesSEC:0001973239-26-000076:8
- 5,217 sharesOrdinary SharesSEC:0001973239-26-000076:0
- 2,046 sharesOrdinary SharesSEC:0001973239-26-000076:1
- 14,595 sharesOrdinary SharesSEC:0001973239-26-000076:2
- 4,158 sharesOrdinary SharesSEC:0001973239-26-000076:3
- 1,631 sharesOrdinary SharesSEC:0001973239-26-000076:4
- 13,315 sharesOrdinary SharesSEC:0001973239-26-000076:5
- 4,352 sharesOrdinary SharesSEC:0001973239-26-000076:6
9 of 9 declarations
