Ownership history in XTX Topco Ltd · 6 quarters on record
This page tracks every 13F SEC filing in which XTX Topco Ltd reported a position in ARM HOLDINGS PLC (ARM). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | REDUCED | 16,005 | -17,245 | -51.9% | 0.12% | $2.3M | $141.49 |
| 2025 Q2 | ADDED | 33,250 | +26,764 | +412.6% | 0.22% | $5.4M | $161.74 |
| 2024 Q3 | ADDED | 6,486 | +3,893 | +150.1% | 0.07% | $928K | $143.01 |
| 2024 Q2 | REDUCED | 2,593 | -5,927 | -69.6% | 0.04% | $424K | $163.62 |
| 2024 Q1 | ADDED | 8,520 | +2,828 | +49.7% | 0.14% | $1.1M | $124.99 |
| 2023 Q4 | INITIATED | 5,692 | — | — | 0.09% | $428K | — |
As of 2025 Q4 — sorted by position size