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 7 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 |
|---|---|---|---|---|---|
| Penserra Capital Management LLC | 1,021,248 | $39.6M | 0.47% | +308,942+43.4% | Added |
| Susquehanna International Group, LLP | 192,818 | $7.47M | 0.01% | +153,555+391.1% | Added |
| Raymond James Financial Inc | 84,713 | $3.28M | 0.00% | +39,316+86.6% | Added |
| UBS Group AG | 76,586 | $2.97M | 0.00% | −31,164−28.9% | Reduced |
| Legal & General Group Plc | 75,771 | $2.94M | 0.00% | +3,205+4.4% | Added |
| SBI Securities Co., Ltd. | 40,249 | $1.56M | 0.04% | +3,659+10.0% | Added |
| Banque Pictet & Cie SA | 36,000 | $1.40M | 0.01% | +36,000 | New |
| JPMorgan Chase & Co | 34,033 | $1.32M | 0.00% | +23,596+226.1% | Added |
| Jane Street Group, LLC | 29,304 | $1.14M | 0.00% | +29,304 | New |
| Van Eck Associates Corp | 26,615 | $1.03M | 0.00% | +21,864+460.2% | Added |
| Advisory Services Network, LLC | 19,944 | $772.8K | 0.01% | −1,659−7.7% | Reduced |
| Simplex Trading, LLC | 17,793 | $689.0K | 0.02% | +17,492+5,811.3% | Added |
| Tudor Investment Corp Et Al | 16,763 | $649.6K | 0.00% | +16,763 | New |
| Millennium Management LLC | 15,161 | $587.5K | 0.00% | +15,161 | New |
| Cookson Peirce & Co Inc | 15,000 | $581.3K | 0.02% | +15,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,473 | $560.8K | 0.00% | +6,537+82.4% | Added |
| EAM Investors, LLC | 14,122 | $547.2K | 0.06% | +14,122 | New |
| Veracity Capital LLC | 13,020 | $504.5K | 0.16% | +1,291+11.0% | Added |
| Envestnet Asset Management Inc | 13,002 | $503.8K | 0.00% | +1,299+11.1% | Added |
| LPL Financial LLC | 9,530 | $369.3K | 0.00% | −664−6.5% | Reduced |
| Citigroup Inc | 9,517 | $368.8K | 0.00% | +9,517 | New |
| Morgan Stanley | 8,064 | $312.5K | 0.00% | −12,329−60.5% | Reduced |
| Geode Capital Management, LLC | 7,246 | $280.8K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 6,306 | $244.0K | 0.01% | +6,306 | New |
| Cetera Investment Advisers | 6,156 | $238.5K | 0.00% | +6,156 | New |
| Cresset Asset Management, LLC | 6,112 | $236.8K | 0.00% | +6,112 | New |
| Biltmore Family Office, LLC | 5,777 | $223.9K | 0.03% | −1,047−15.3% | Reduced |
| Wolverine Trading, LLC | 6,305 | $222.6K | 0.00% | −6,215−49.6% | Reduced |
| Group One Trading, L.P. | 5,237 | $202.9K | 0.01% | +5,237 | New |
| Royal Bank of Canada | 4,664 | $181.0K | 0.00% | −16,956−78.4% | Reduced |
| Leonteq Securities AG | 3,625 | $140.5K | 0.01% | +1,075+42.2% | Added |
| Maso Capital Partners Ltd | 2,840 | $110.0K | 0.18% | +2,840 | New |
| Wells Fargo & Company | 2,518 | $97.6K | 0.00% | +2,043+430.1% | Added |
| Jones Financial Companies LLLP | 2,206 | $80.4K | 0.00% | +1,697+333.4% | Added |
| BlackRock, Inc. | 2,001 | $77.5K | 0.00% | −1,265−38.7% | Reduced |
| Advisor Group Holdings, Inc. | 1,872 | $65.2K | 0.00% | +614+48.8% | Added |
| Albion Financial Group | 1,000 | $38.8K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1,000 | $38.8K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 706 | $27.2K | 0.00% | +706 | New |
| Steward Partners Investment Advisory, LLC | 700 | $27.1K | 0.00% | +700 | New |
| Noble Wealth Management PBC | 700 | $27.1K | 0.01% | +700 | New |
| Signaturefd, LLC | 600 | $23.3K | 0.00% | −150−20.0% | Reduced |
| Wolverine Asset Management LLC | 489 | $18.9K | 0.00% | +489 | New |
| Bank of America Corp | 290 | $11.2K | 0.00% | +90+45.0% | Added |
| Sunbelt Securities, Inc. | 250 | $9.69K | 0.00% | +250 | New |
| Tower Research Capital LLC (TRC) | 147 | $5.70K | 0.00% | +56+61.5% | Added |
| Heritage Wealth Advisors | 110 | $4.26K | 0.00% | +56+103.7% | Added |
| 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 |
| Caitong International Asset Management Co., Ltd | 69 | $2.67K | 0.00% | +69 | New |
| Parallel Advisors, LLC | 66 | $2.58K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 24 | $930 | 0.00% | +24 | New |
| CoreCap Advisors, LLC | 16 | $620 | 0.00% | +16 | New |
| MCF Advisors LLC | 10 | $388 | 0.00% | 00.0% | Unchanged |
| Natixis | 1 | $39 | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 1 | $39 | 0.00% | 00.0% | Unchanged |
| 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 |