Arm Holdings PLC
ARM- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001973239
In the last 90 days, Arm Holdings PLC insiders filed 0 open-market purchases and 2 sales; 962 institutions reported holding it in 13F filings for Q2 2026, worth $35.0B in total; 3 superinvestors hold it, including Altimeter Capital and Duquesne Family Office.
Politicians who traded ARM
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 4
- Filings
- 4
- Politicians
- 2
- Buys / sells
- 2 / 2
- Estimated volume
- $166.0K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Cleo Fields House · LA | 2 | 1 / 1 | $150.0K | Dec 11, 2025 | Dec 17, 2025 |
 Jonathan L. Jackson House · IL | 2 | 1 / 1 | $16.0K | Sep 2, 2025 | Oct 15, 2025 |
Trades
Reported trades in Arm Holdings PLC, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Cleo Fields House · LA | ARMArm Holdings plc - American Depositary Shares | Buy | Self | Jul 16, 2025 | Aug 6, 2025 | 21 days | $50K-$100K | Filing |
Jonathan L. Jackson House · IL | ARMArm Holdings plc - American Depositary Shares | Buy | Spouse | Jul 17, 2025 | Aug 25, 2025 | 39 days | $1K-$15K | Filing |
Jonathan L. Jackson House · IL | ARMArm Holdings plc - American Depositary Shares | Sell | Spouse | Sep 2, 2025 | Oct 15, 2025 | 43 days | $1K-$15K | Filing |
Cleo Fields House · LA | ARMArm Holdings plc - American Depositary Shares | Sell | Self | Dec 11, 2025 | Dec 17, 2025 | 6 days | $50K-$100K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.