ARQIT QUANTUM INC (ARQQ)
Institutional ownership reported to the SEC as of Q2 2026, across 20 quarters.
69
Reporting holders
$250.1M
Reported value
16.2%
Held as options
+11
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Defiance ETFs, LLC | $147.1M | 5,099,023 | 2.00% | 3q | +251.1%+$105.2M |
| UBS Group AG | $15.5M | 522,874 | 0.00% | 8q | +512.0%+$13.0M |
| NATIONAL BANK OF CANADA /FI/ | $12.6M | 212,000 | 0.01% | new | NEW |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $9.2M | options only | 0.00% | 8q | OPTIONS |
| JANE STREET GROUP, LLC | $8.7M | options only | 0.00% | 7q | OPTIONS |
| Legal & General Group Plc | $8.1M | 275,939 | 0.00% | 5q | +424.3%+$6.6M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $5.6M | 188,182 | 0.01% | 3q | -42.0%-$4.0M |
| CITADEL ADVISORS LLC | $4.9M | options only | 0.00% | 7q | OPTIONS |
| Kessler Investment Group, LLC | $4.6M | 153,105 | 1.94% | 3q | -2.8%-$132.7K |
| Crawford Fund Management, LLC | $4.4M | options only | 0.67% | 4q | OPTIONS |
| IMC-Chicago, LLC | $3.6M | options only | 0.00% | 3q | OPTIONS |
| Bank of New York Mellon Corp | $2.9M | 99,146 | 0.00% | 3q | +732.3%+$2.6M |
| RAYMOND JAMES FINANCIAL INC | $2.8M | 95,250 | 0.00% | 6q | +49.2%+$933.6K |
| GROUP ONE TRADING LLC | $2.4M | 12,682 | 0.00% | 7q | -5.8%-$145.8K |
| MILLENNIUM MANAGEMENT LLC | $2.3M | 78,717 | 0.00% | 2q | +45.7%+$733.8K |
| BANK OF AMERICA CORP /DE/ | $1.6M | 54,192 | 0.00% | 5q | +182.4%+$1.0M |
| VAN ECK ASSOCIATES CORP | $1.5M | 49,487 | 0.00% | 5q | +145.6%+$871.8K |
| Cetera Investment Advisers | $1.1M | 38,198 | 0.00% | new | NEW |
| Walleye Capital LLC | $1.1M | options only | 0.00% | new | OPTIONS |
| BANQUE PICTET & CIE SA | $1.1M | 36,000 | 0.01% | 4q | HELD |
| Man Group plc | $779.0K | 26,210 | 0.00% | new | NEW |
| SBI Securities Co., Ltd. | $776.7K | 26,135 | 0.02% | 7q | -3.6%-$28.9K |
| Advisory Services Network, LLC | $646.0K | 21,737 | 0.01% | 5q | HELD |
| Zurcher Kantonalbank (Zurich Cantonalbank) | $632.9K | 21,296 | 0.00% | 6q | +113.4%+$336.4K |
| WELLS FARGO & COMPANY/MN | $632.8K | 21,291 | 0.00% | 7q | -29.5%-$264.4K |
| SIMPLEX TRADING, LLC | $617.3K | 11,472 | 0.00% | new | NEW |
| KKM Financial LLC | $537.8K | 31,394 | 0.07% | new | NEW |
| LPL Financial LLC | $508.5K | 17,109 | 0.00% | new | NEW |
| MORGAN STANLEY | $483.7K | 16,276 | 0.00% | 8q | +73.5%+$205.0K |
| Tidal Investments LLC | $476.1K | 16,020 | 0.00% | new | NEW |
| CITIGROUP INC | $433.1K | 14,572 | 0.00% | 4q | +48.0%+$140.4K |
| ROYAL BANK OF CANADA | $283.0K | 9,519 | 0.00% | 7q | +35.8%+$74.5K |
| GEODE CAPITAL MANAGEMENT, LLC | $276.2K | 9,294 | 0.00% | new | NEW |
| HSBC HOLDINGS PLC | $248.8K | 8,453 | 0.00% | new | NEW |
| Heck Capital Advisors, LLC | $234.3K | 7,882 | 0.01% | new | NEW |
| GOLDMAN SACHS GROUP INC | $216.7K | 7,293 | 0.00% | new | NEW |
| McGuire Investment Group, LLC | $205.9K | 6,928 | 0.02% | new | NEW |
| BlackRock, Inc. | $195.8K | 6,587 | 0.00% | 6q | +195.1%+$129.4K |
| Penserra Capital Management LLC | $151.0K | 5,081,219 | 1.16% | 5q | +249.9%+$107.9K |
| Mirae Asset Global Investments Co., Ltd. | $102.4K | 3,444 | 0.00% | 3q | -70.5%-$245.1K |
| JONES FINANCIAL COMPANIES LLLP | $98.8K | 4,071 | 0.00% | 6q | +19.9%+$16.4K |
| OSAIC HOLDINGS, INC. | $97.1K | 3,215 | 0.00% | 8q | +74.1%+$41.3K |
| Center for Financial Planning, Inc. | $83.8K | 2,818 | 0.01% | new | NEW |
| Leonteq Securities AG | $44.6K | 1,500 | 0.00% | 5q | -13.0%-$6.7K |
| Tower Research Capital LLC (TRC) | $37.3K | 1,254 | 0.00% | new | NEW |
| EFG International AG | $29.8K | 1,000 | 0.00% | 3q | HELD |
| Rockefeller Capital Management L.P. | $29.7K | 1,000 | 0.00% | new | NEW |
| HARBOUR INVESTMENTS, INC. | $26.7K | 900 | 0.00% | 3q | +12.5%+$3.0K |
| Integrated Wealth Concepts LLC | $18.5K | 624 | 0.00% | new | NEW |
| SIGNATUREFD, LLC | $17.8K | 600 | 0.00% | 7q | HELD |
| Steward Partners Investment Advisory, LLC | $17.8K | 600 | 0.00% | 2q | HELD |
| Ameritas Advisory Services, LLC | $16.8K | 564 | 0.00% | new | NEW |
| BNP PARIBAS FINANCIAL MARKETS | $16.7K | 563 | 0.00% | new | NEW |
| WOLVERINE ASSET MANAGEMENT LLC | $14.5K | 489 | 0.00% | 4q | HELD |
| MERCER GLOBAL ADVISORS INC /ADV | $9.5K | 320 | 0.00% | new | NEW |
| IFP Advisors, Inc | $5.5K | 185 | 0.00% | 3q | -83.6%-$27.9K |
| Farther Finance Advisors, LLC | $5.1K | 172 | 0.00% | new | NEW |
| Heritage Wealth Advisors | $3.9K | 130 | 0.00% | 5q | HELD |
| Parallel Advisors, LLC | $3.6K | 122 | 0.00% | 5q | -53.4%-$4.2K |
| West Financial Advisors, LLC | $3.0K | 100 | 0.00% | 5q | HELD |
| DEUTSCHE BANK AG\ | $1.2K | 40 | 0.00% | new | NEW |
| Quarry LP | $1.2K | 40 | 0.00% | new | NEW |
| US BANCORP \DE\ | $1.0K | 35 | 0.00% | 6q | -74.1%-$3.0K |
| Y.D. More Investments Ltd | $886 | 8,881 | 0.00% | new | NEW |
| Investors Portfolio Services LLC | $832 | 28 | 0.00% | 2q | HELD |
| Cornerstone Financial Management LLC | $743 | 25 | 0.00% | 3q | -35.9% |
| CoreCap Advisors, LLC | $476 | 16 | 0.00% | 4q | HELD |
| MCF Advisors LLC | $298 | 10 | 0.00% | 6q | HELD |
| TD Waterhouse Canada Inc. | $57 | 2 | 0.00% | 2q | HELD |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $30 | 1 | 0.00% | 8q | HELD |
| Covestor Ltd | $0 | 0 | 0.00% | new | NEW |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 69 | $250.1M | 7,218,131 | 26 | 17 | 12 | 16.2% |
| Q1 2026 | 58 | $40.5M | 2,567,231 | 10 | 16 | 13 | 16.1% |
| Q4 2025 | 61 | $64.6M | 2,366,698 | 20 | 14 | 8 | 19.7% |
| Q3 2025 | 57 | $50.9M | 815,141 | 20 | 15 | 9 | 38.0% |
| Q2 2025 | 43 | $44.7M | 509,459 | 16 | 9 | 9 | 57.9% |
| Q1 2025 | 32 | $14.7M | 433,537 | 18 | 10 | 3 | 59.2% |
| Q4 2024 | 34 | $25.8M | 314,934 | 22 | 6 | 2 | 53.2% |
| Q3 2024 | 15 | $664.0K | 45,135 | 16 | 0 | 0 | 61.3% |
| Q2 2024 | 27 | $1.1M | 2,506,033 | 7 | 6 | 6 | 19.4% |
| Q1 2024 | 27 | $5.7M | 4,780,536 | 8 | 6 | 5 | 12.1% |
| Q4 2023 | 26 | $2.4M | 4,746,818 | 5 | 6 | 7 | 4.3% |
| Q3 2023 | 30 | $9.3M | 15,419,157 | 7 | 4 | 6 | 0.6% |
| Q2 2023 | 29 | $15.6M | 12,740,500 | 5 | 10 | 6 | 1.4% |
| Q1 2023 | 36 | $21.6M | 15,266,752 | 14 | 8 | 9 | 1.3% |
| Q4 2022 | 29 | $63.1M | 17,203,603 | 11 | 7 | 6 | 1.6% |
| Q3 2022 | 26 | $24.1M | 3,680,116 | 4 | 7 | 8 | 13.9% |
| Q2 2022 | 33 | $21.6M | 2,581,142 | 8 | 10 | 9 | 24.8% |
| Q1 2022 | 38 | $86.8M | 3,236,824 | 13 | 7 | 10 | 41.9% |
| Q4 2021 | 31 | $115.9M | 1,006,298 | 21 | 5 | 5 | 79.2% |
| Q3 2021 | 17 | $19.1M | 824,685 | 17 | 0 | 0 | 13.3% |