Collins Spencer — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Collins Spencer has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $19.80M.

Profile

Collins Spencer

According to the most recent SEC filing dated 2026-05-13, Collins Spencer is listed as Chief Legal Officer of ARM Holdings plc, a UK-based semiconductor IP designer and licensor. Public biographical information is limited; the SEC filing identifies him in this executive role, implying responsibility for ARM's global legal affairs, corporate governance, regulatory compliance, intellectual property protection, and strategic commercial contracting.

RoleChief Legal Officer
Notability60/100

Board memberships

Awards & honors

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-21ARMARM HOLDINGS PLC /UKS — Open-market sale40.9K$215.00$8.80M
2026-05-19ARMARM HOLDINGS PLC /UKF — Tax withholding / forfeiture36.3K$209.16$7.59M
2026-05-19ARMARM HOLDINGS PLC /UKA — Grant or award48.4K
2026-05-19ARMARM HOLDINGS PLC /UKA — Grant or award10.1K
2026-05-19ARMARM HOLDINGS PLC /UKM — Option exercise4.0K
2026-05-19ARMARM HOLDINGS PLC /UKM — Option exercise4.2K
2026-05-19ARMARM HOLDINGS PLC /UKA — Grant or award10.7K
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale4.9K$214.41$1.04M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale7.4K$213.59$1.57M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale11.2K$212.51$2.38M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale10.7K$211.46$2.26M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale9.8K$210.53$2.07M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale5.4K$209.52$1.12M
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale1.8K$208.68$386K
2026-05-13ARMARM HOLDINGS PLC /UKS — Open-market sale836$207.77$174K

Companies — Last 90 Days

Frequently Asked Questions

Who is Collins Spencer?

According to the most recent SEC filing dated 2026-05-13, Collins Spencer is listed as Chief Legal Officer of ARM Holdings plc, a UK-based semiconductor IP designer and licensor. Public biographical information is limited; the SEC filing identifies him in this executive role, implying responsibility for ARM's global legal affairs, corporate governance, regulatory compliance, in…

How many SEC Form 4 filings has Collins Spencer submitted recently?

3 primary Form 4 filings in the last 90 days, covering 1 company.

Has Collins Spencer been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 9 open-market sales ($19.80M) across all tracked filings.

Where can I see all of Collins Spencer's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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