ARQIT QUANTUM INC
CUSIP G0567U119
Arqit Quantum Inc has 10 institutional holders in Filings Flow’s 13F database, together reporting 6.37M shares worth $943,374 as of Q1 2026. The largest reported holders are Foundations Investment Advisors, LLC, Slt Holdings LLC, and Millennium Management LLC.
Institutional Holders
10
Q1 2026
Reported Value
$943,374
Ticker
unmapped
private placement or foreign
Quarters Tracked
19
Ownership Trend
Institutional holders
Total reported value
Holders
··Mixed quarters
| Manager | % of Portfolio | Value | Shares | Quarter |
|---|---|---|---|---|
| FOUNDATIONS INVESTMENT ADVISORS, LLC$8.1B AUM | 0.01% | $449,716 | 3.04M | Q1 2026 |
| SLT Holdings LLC$148M AUM | 0.30% | $449,716 | 3.04M | Q1 2026 |
| MILLENNIUM MANAGEMENT LLC$240.3B AUM | 0.00% | $28,860 | 195.0K | Q1 2026 |
| Vestcor Inc$3.6B AUM | 0.00% | $11,000 | 75.0K | Q1 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$62.2B AUM | 0.00% | $10,912 | 73.7K | Q1 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM | 0.00% | $9,929 | 11.4K | Q2 2025OLDER |
| GOLDMAN SACHS GROUP INC$870.9B AUM | 0.00% | $7,003 | 47.3K | Q1 2026 |
| JANE STREET GROUP, LLC$777.2B AUM | 0.00% | $6,314 | 42.7K | Q1 2026 |
| Silver Rock Financial LP$50M AUM | 0.01% | $6,237 | 42.1K | Q1 2026 |
| Virtu Financial LLC$2.4B AUM | 0.00% | $3,000 | 16.4K | Q4 2025OLDER |
| OSAIC HOLDINGS, INC.$68.3B AUM | 0.00% | $1,665 | 11.3K | Q1 2026 |
| WOLVERINE ASSET MANAGEMENT LLC$10.4B AUM | 0.00% | $486 | 3.3K | Q1 2026 |
| UBS Group AG$666.3B AUM | 0.00% | $325 | 2.2K | Q1 2026 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC.$0 AUM | — | $0 | 0 | Q2 2025OLDER |
Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.