Quantum-Si Inc QSI (last ticker on record)
CIK 1816431Its SEC filings (opens in a new tab)
- Restatement
- Restructuring
- Delisting notice (not a red flag)
These 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
- 2
- Newest began Jan 2023
- Largest fall in its shares
- —
- None of 95% on record
- Law firms
- 6
- Linked to 5 or more companies
- Lawyers
- 11
- Linked to 5 or more companies
What happened
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Exit or disposal costs (Item 2.05)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K/A (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Exit or disposal costs (Item 2.05)Form 8-K (opens in a new tab)
- Exit or disposal costs (Item 2.05)Form 8-K (opens in a new tab)
- Said its accounts could not be relied on (Item 4.02)Form 8-K (opens in a new tab)
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.
- DLA PiperFirst linked Dec 2024 · Named in a filing · 1,184 linked companiesSEC/DOJ scrutiny 1.00× · Went dark 0.45× · 95% wipeout 1.20×
- Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.First linked Mar 2021 · Named in SEC correspondence · 567 linked companiesSEC/DOJ scrutiny 0.92× · Went dark 0.60× · 95% wipeout 1.20×
- White & CaseFirst linked Jul 2020 · Named in SEC correspondence · 907 linked companiesSEC/DOJ scrutiny 1.04× · Went dark 0.33× · 95% wipeout 0.91×
- Goodwin ProcterFirst linked Sep 2025 · Text search only · 1,221 linked companiesSEC/DOJ scrutiny 0.79× · Went dark 0.31× · 95% wipeout 1.17×
- Shearman & SterlingFirst linked Aug 2023 · Text search only · 2,649 linked companiesSEC/DOJ scrutiny 1.21× · Went dark 0.13× · 95% wipeout 0.87×
- Winston & StrawnFirst linked Jul 2020 · Text search only · 585 linked companiesSEC/DOJ scrutiny 1.18× · Went dark 0.60× · 95% wipeout 1.02×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| DLA Piper | Dec 2024 | Named in a filing | 1,184 | 1.00 | 0.45 | 1.20 |
| Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. | Mar 2021 | Named in SEC correspondence | 567 | 0.92 | 0.60 | 1.20 |
| White & Case | Jul 2020 | Named in SEC correspondence | 907 | 1.04 | 0.33 | 0.91 |
| Goodwin Procter | Sep 2025 | Text search only | 1,221 | 0.79 | 0.31 | 1.17 |
| Shearman & Sterling | Aug 2023 | Text search only | 2,649 | 1.21 | 0.13 | 0.87 |
| Winston & Strawn | Jul 2020 | Text search only | 585 | 1.18 | 0.60 | 1.02 |
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.
- Larry W. NishnickDLA PiperFirst linked Sep 2025 · Named in a filing · 15 linked companiesSEC/DOJ scrutiny 4.03× · Went dark 0.00× · 95% wipeout 1.31×
- John T. RudyMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.First linked Aug 2023 · Named in SEC correspondence · 33 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.83×
- Jason S. McCaffreyMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.First linked Mar 2022 · Named in a filing · 12 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.81×
- Joseph ChungWhite & CaseFirst linked May 2021 · Named in SEC correspondence · 5 linked companiesSEC/DOJ scrutiny 0.00× · Went dark — · 95% wipeout 0.55×
- David JohansenWhite & CaseFirst linked Mar 2021 · Named in SEC correspondence · 18 linked companiesSEC/DOJ scrutiny 0.38× · Went dark 0.00× · 95% wipeout 1.04×
- John P. CondonMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.First linked Mar 2021 · Named in SEC correspondence · 12 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 1.43×
- Michael L. FantozziMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.First linked Mar 2021 · Named in SEC correspondence · 24 linked companiesSEC/DOJ scrutiny 0.70× · Went dark 0.00× · 95% wipeout 0.93×
- Adam BerkawEllenoff Grossman & Schole LLPFirst linked Sep 2020 · Named in SEC correspondence · 20 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.69×
- Daniel E. NussenWhite & CaseFirst linked Jul 2020 · Named in SEC correspondence · 63 linked companiesSEC/DOJ scrutiny 1.12× · Went dark 0.00× · 95% wipeout 1.06×
- Joel L. RubinsteinWhite & CaseFirst linked Jul 2020 · Named in a filing · 195 linked companiesSEC/DOJ scrutiny 0.74× · Went dark 0.55× · 95% wipeout 1.03×
- Matthew KautzWhite & CaseFirst linked Mar 2021 · Text search only · 12 linked companiesSEC/DOJ scrutiny 1.11× · Went dark 0.00× · 95% wipeout 0.56×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Larry W. NishnickDLA Piper | Sep 2025 | Named in a filing | 15 | 4.03 | 0.00 | 1.31 |
| John T. RudyMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. | Aug 2023 | Named in SEC correspondence | 33 | 0.00 | 0.00 | 0.83 |
| Jason S. McCaffreyMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. | Mar 2022 | Named in a filing | 12 | 0.00 | 0.00 | 0.81 |
| Joseph ChungWhite & Case | May 2021 | Named in SEC correspondence | 5 | 0.00 | — | 0.55 |
| David JohansenWhite & Case | Mar 2021 | Named in SEC correspondence | 18 | 0.38 | 0.00 | 1.04 |
| John P. CondonMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. | Mar 2021 | Named in SEC correspondence | 12 | 0.00 | 0.00 | 1.43 |
| Michael L. FantozziMintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. | Mar 2021 | Named in SEC correspondence | 24 | 0.70 | 0.00 | 0.93 |
| Adam BerkawEllenoff Grossman & Schole LLP | Sep 2020 | Named in SEC correspondence | 20 | 0.00 | 0.00 | 0.69 |
| Daniel E. NussenWhite & Case | Jul 2020 | Named in SEC correspondence | 63 | 1.12 | 0.00 | 1.06 |
| Joel L. RubinsteinWhite & Case | Jul 2020 | Named in a filing | 195 | 0.74 | 0.55 | 1.03 |
| Matthew KautzWhite & Case | Mar 2021 | Text search only | 12 | 1.11 | 0.00 | 0.56 |