Arqit Quantum Inc.
ARQQ- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001859690
In the last 90 days, Arqit Quantum Inc. insiders filed 0 open-market purchases and 5 sales; 64 institutions reported holding it in 13F filings for Q2 2026, worth $360.6M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Arqit Quantum Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 57
- +15 vs. Q2 2025
- Shares held
- 1.85M
- +647.9K (+53.8%) vs. Q2 2025
- Total value
- $71.8M
- +$27.2M (+61.0%) vs. Q2 2025
- New holders
- 21
- 18 more added
- Sold out
- 6
- 9 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARQQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 64 | $360.6M |
| Q1 2026 | 57 | $53.3M |
| Q4 2025 | 60 | $82.3M |
| Q3 2025 | 57 | $71.8M |
| Q2 2025 | 42 | $44.6M |
| Q1 2025 | 31 | $6.88M |
| Q4 2024 | 30 | $12.3M |
| Q3 2024 | 13 | $257.0K |
| Q2 2024 | 25 | $925.5K |
| Q1 2024 | 28 | $6.88M |
| Q4 2023 | 32 | $3.37M |
| Q3 2023 | 34 | $10.7M |
| Q2 2023 | 33 | $17.8M |
| Q1 2023 | 44 | $22.1M |
| Q4 2022 | 38 | $64.1M |
| Q3 2022 | 24 | $20.7M |
| Q2 2022 | 32 | $16.2M |
| Q1 2022 | 34 | $50.4M |
| Q4 2021 | 24 | $24.1M |
| Q3 2021 | 17 | $16.5M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Arqit Quantum Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Natixis | 1 | $39 | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 1 | $39 | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 10 | $388 | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 16 | $620 | 0.00% | +16 | New |
| Root Financial Partners, LLC | 24 | $930 | 0.00% | +24 | New |
| Parallel Advisors, LLC | 66 | $2.58K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 69 | $2.67K | 0.00% | +69 | New |
| US Bancorp | 100 | $3.88K | 0.00% | 00.0% | Unchanged |
| West Financial Advisors, LLC | 100 | $3.88K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 100 | $3.88K | 0.00% | +100 | New |
| Heritage Wealth Advisors | 110 | $4.26K | 0.00% | +56+103.7% | Added |
| Tower Research Capital LLC (TRC) | 147 | $5.70K | 0.00% | +56+61.5% | Added |
| Sunbelt Securities, Inc. | 250 | $9.69K | 0.00% | +250 | New |
| Bank of America Corp | 290 | $11.2K | 0.00% | +90+45.0% | Added |
| Wolverine Asset Management LLC | 489 | $18.9K | 0.00% | +489 | New |
| Signaturefd, LLC | 600 | $23.3K | 0.00% | −150−20.0% | Reduced |
| Steward Partners Investment Advisory, LLC | 700 | $27.1K | 0.00% | +700 | New |
| Noble Wealth Management PBC | 700 | $27.1K | 0.01% | +700 | New |
| National Bank of Canada | 706 | $27.2K | 0.00% | +706 | New |
| Albion Financial Group | 1,000 | $38.8K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1,000 | $38.8K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,872 | $65.2K | 0.00% | +614+48.8% | Added |
| BlackRock, Inc. | 2,001 | $77.5K | 0.00% | −1,265−38.7% | Reduced |
| Jones Financial Companies LLLP | 2,206 | $80.4K | 0.00% | +1,697+333.4% | Added |
| Wells Fargo & Company | 2,518 | $97.6K | 0.00% | +2,043+430.1% | Added |
| Maso Capital Partners Ltd | 2,840 | $110.0K | 0.18% | +2,840 | New |
| Leonteq Securities AG | 3,625 | $140.5K | 0.01% | +1,075+42.2% | Added |
| Royal Bank of Canada | 4,664 | $181.0K | 0.00% | −16,956−78.4% | Reduced |
| Group One Trading, L.P. | 5,237 | $202.9K | 0.01% | +5,237 | New |
| Wolverine Trading, LLC | 6,305 | $222.6K | 0.00% | −6,215−49.6% | Reduced |
| Biltmore Family Office, LLC | 5,777 | $223.9K | 0.03% | −1,047−15.3% | Reduced |
| Cresset Asset Management, LLC | 6,112 | $236.8K | 0.00% | +6,112 | New |
| Cetera Investment Advisers | 6,156 | $238.5K | 0.00% | +6,156 | New |
| Virtu Financial LLC | 6,306 | $244.0K | 0.01% | +6,306 | New |
| Geode Capital Management, LLC | 7,246 | $280.8K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 8,064 | $312.5K | 0.00% | −12,329−60.5% | Reduced |
| Citigroup Inc | 9,517 | $368.8K | 0.00% | +9,517 | New |
| LPL Financial LLC | 9,530 | $369.3K | 0.00% | −664−6.5% | Reduced |
| Envestnet Asset Management Inc | 13,002 | $503.8K | 0.00% | +1,299+11.1% | Added |
| Veracity Capital LLC | 13,020 | $504.5K | 0.16% | +1,291+11.0% | Added |
| EAM Investors, LLC | 14,122 | $547.2K | 0.06% | +14,122 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,473 | $560.8K | 0.00% | +6,537+82.4% | Added |
| Cookson Peirce & Co Inc | 15,000 | $581.3K | 0.02% | +15,000 | New |
| Millennium Management LLC | 15,161 | $587.5K | 0.00% | +15,161 | New |
| Tudor Investment Corp Et Al | 16,763 | $649.6K | 0.00% | +16,763 | New |
| Simplex Trading, LLC | 17,793 | $689.0K | 0.02% | +17,492+5,811.3% | Added |
| Advisory Services Network, LLC | 19,944 | $772.8K | 0.01% | −1,659−7.7% | Reduced |
| Van Eck Associates Corp | 26,615 | $1.03M | 0.00% | +21,864+460.2% | Added |
| Jane Street Group, LLC | 29,304 | $1.14M | 0.00% | +29,304 | New |
| JPMorgan Chase & Co | 34,033 | $1.32M | 0.00% | +23,596+226.1% | Added |
| Banque Pictet & Cie SA | 36,000 | $1.40M | 0.01% | +36,000 | New |
| SBI Securities Co., Ltd. | 40,249 | $1.56M | 0.04% | +3,659+10.0% | Added |
| Legal & General Group Plc | 75,771 | $2.94M | 0.00% | +3,205+4.4% | Added |
| UBS Group AG | 76,586 | $2.97M | 0.00% | −31,164−28.9% | Reduced |
| Raymond James Financial Inc | 84,713 | $3.28M | 0.00% | +39,316+86.6% | Added |
| Susquehanna International Group, LLP | 192,818 | $7.47M | 0.01% | +153,555+391.1% | Added |
| Penserra Capital Management LLC | 1,021,248 | $39.6M | 0.47% | +308,942+43.4% | Added |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −23,007−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −6,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,298−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −225−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −97−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −10−100.0% | Sold out |