Arqit Quantum Inc. ARQQ (last ticker on record)
CIK 1859690Its SEC filings (opens in a new tab)
NoneThese figures describe clients, not conduct. A lawyer or firm can serve many companies that later had trouble for reasons that have nothing to do with their work, and nothing here says any lawyer or firm did anything wrong.
- Red flags
- 0
- None on record
- Largest fall in its shares
- —
- None of 95% on record
- Law firms
- 5
- Linked to 5 or more companies
- Lawyers
- 4
- Linked to 5 or more companies
What happened
No red flag or SEC or Justice Department event on record.
An SEC release can name a company’s officer, or its stock as what a scheme sold or moved, so the company may be the victim. Each link goes to what to read.
Law firms
The ratios are about all the companies linked to each one, this one included: how many had that outcome, as a multiple of what comparable companies show. 1.00 means no more than expected.
- Latham & Watkins LLPFirst linked May 2021 · Named in a filing · 2,667 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.31× · 95% wipeout 1.08×
- Maples and CalderFirst linked May 2021 · Named in a filing · 1,145 linked companiesSEC/DOJ scrutiny 0.95× · Went dark 0.26× · 95% wipeout 0.90×
- White & CaseFirst linked May 2021 · Named in SEC correspondence · 907 linked companiesSEC/DOJ scrutiny 1.04× · Went dark 0.33× · 95% wipeout 0.91×
- Paul HastingsFirst linked May 2021 · Text search only · 768 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.72× · 95% wipeout 1.08×
- Sidley AustinFirst linked May 2021 · Text search only · 1,211 linked companiesSEC/DOJ scrutiny 1.30× · Went dark 0.14× · 95% wipeout 0.93×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Latham & Watkins LLP | May 2021 | Named in a filing | 2,667 | 0.98 | 0.31 | 1.08 |
| Maples and Calder | May 2021 | Named in a filing | 1,145 | 0.95 | 0.26 | 0.90 |
| White & Case | May 2021 | Named in SEC correspondence | 907 | 1.04 | 0.33 | 0.91 |
| Paul Hastings | May 2021 | Text search only | 768 | 0.98 | 0.72 | 1.08 |
| Sidley Austin | May 2021 | Text search only | 1,211 | 1.30 | 0.14 | 0.93 |
Lawyers
The ratios are about all the companies linked to each one, this one included: how many had that outcome, as a multiple of what comparable companies show. 1.00 means no more than expected.
- Drew M. ValentineDLA PiperFirst linked Jan 2026 · Named in a filing · 13 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 1.23×
- Elliott M. SmithWhite & CaseFirst linked May 2021 · Named in SEC correspondence · 107 linked companiesSEC/DOJ scrutiny 1.26× · Went dark 0.51× · 95% wipeout 1.10×
- John C. WilliamsLatham & Watkins LLPFirst linked May 2021 · Text search only · 21 linked companiesSEC/DOJ scrutiny 0.66× · Went dark 0.00× · 95% wipeout 0.23×
- Jonathan KoPaul HastingsFirst linked May 2021 · Text search only · 65 linked companiesSEC/DOJ scrutiny 1.64× · Went dark 0.00× · 95% wipeout 0.96×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Drew M. ValentineDLA Piper | Jan 2026 | Named in a filing | 13 | 0.00 | 0.00 | 1.23 |
| Elliott M. SmithWhite & Case | May 2021 | Named in SEC correspondence | 107 | 1.26 | 0.51 | 1.10 |
| John C. WilliamsLatham & Watkins LLP | May 2021 | Text search only | 21 | 0.66 | 0.00 | 0.23 |
| Jonathan KoPaul Hastings | May 2021 | Text search only | 65 | 1.64 | 0.00 | 0.96 |