Arm Holdings plc (ARM)
Nasdaq: ARM · Semiconductors & Related Devices · Cambridge, GB · filing with the SEC since 2023
Who owns Arm Holdings plc
As filed with the SECHolders of 5% or more
0
No Schedule 13D or 13G naming this company is on file.
Directors and officers
15
report now, of 15 people on the record since 2026. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 0 named at left.
Holders of 5% or moreshare of the class, as filed
No holder of 5% or more is on file in a Schedule 13D or 13G naming this company.
What ARM reports owning in othersstakes of 5% or more, and other ties
4 subsidiaries in 4 countries, from the list filed with the 20-F filed May 26, 2026.
Insider tradesForm 4
41sales
0purchases
19sales on a scheduled plan
7people selling
$72.2Msold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window7 of 15 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Child Jason | Chief Financial Officer | 5 | $20.0M | 5 | 0 | $0 |
| Collins Spencer | Chief Legal Officer | 9 | $19.8M | 0 | 0 | $0 |
| Abbey William | Chief Commercial Officer | 10 | $12.0M | 3 | 0 | $0 |
| Haas Rene A. | Chief Executive Officer | 11 | $6.6M | 11 | 0 | $0 |
| Grisenthwaite Richard Roy | Chief Architect | 1 | $5.1M | 0 | 0 | $0 |
| Bartels Laura Kathleen | Chief Accounting Officer | 1 | $4.4M | 0 | 0 | $0 |
| Eaton Charlotte Claire | Chief People Officer | 4 | $4.2M | 0 | 0 | $0 |