PROTHENA CORP PUBLIC LTD CO PRTA (last ticker on record)
CIK 1559053Its SEC filings (opens in a new tab)
- Restructuring
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
- 1
- Newest began Jun 2025
- Largest fall in its shares
- —
- None of 95% on record
- Law firms
- 8
- Linked to 5 or more companies
- Lawyers
- 13
- Linked to 5 or more companies
What happened
- 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)
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.
- Sidley AustinFirst linked Aug 2021 · Named in SEC correspondence · 1,210 linked companiesSEC/DOJ scrutiny 1.30× · Went dark 0.14× · 95% wipeout 0.93×
- Latham & Watkins LLPFirst linked Sep 2013 · Named in SEC correspondence · 2,667 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.31× · 95% wipeout 1.10×
- Morgan LewisFirst linked Apr 2013 · Named in a filing · 1,028 linked companiesSEC/DOJ scrutiny 1.18× · Went dark 0.31× · 95% wipeout 1.02×
- A&L GoodbodyFirst linked Nov 2012 · Named in a filing · 85 linked companiesSEC/DOJ scrutiny 1.14× · Went dark 0.00× · 95% wipeout 0.56×
- Cadwalader Wickersham & TaftFirst linked Oct 2012 · Named in SEC correspondence · 305 linked companiesSEC/DOJ scrutiny 1.14× · Went dark 0.24× · 95% wipeout 0.95×
- Alston & BirdFirst linked Sep 2013 · Text search only · 583 linked companiesSEC/DOJ scrutiny 0.99× · Went dark 0.39× · 95% wipeout 0.79×
- Cravath Swaine & MooreFirst linked Sep 2013 · Text search only · 839 linked companiesSEC/DOJ scrutiny 1.29× · Went dark 0.03× · 95% wipeout 0.85×
- Womble Carlyle Sandridge & Rice, LLPFirst linked Sep 2013 · Text search only · 110 linked companiesSEC/DOJ scrutiny 1.07× · Went dark 0.53× · 95% wipeout 1.03×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Sidley Austin | Aug 2021 | Named in SEC correspondence | 1,210 | 1.30 | 0.14 | 0.93 |
| Latham & Watkins LLP | Sep 2013 | Named in SEC correspondence | 2,667 | 0.98 | 0.31 | 1.10 |
| Morgan Lewis | Apr 2013 | Named in a filing | 1,028 | 1.18 | 0.31 | 1.02 |
| A&L Goodbody | Nov 2012 | Named in a filing | 85 | 1.14 | 0.00 | 0.56 |
| Cadwalader Wickersham & Taft | Oct 2012 | Named in SEC correspondence | 305 | 1.14 | 0.24 | 0.95 |
| Alston & Bird | Sep 2013 | Text search only | 583 | 0.99 | 0.39 | 0.79 |
| Cravath Swaine & Moore | Sep 2013 | Text search only | 839 | 1.29 | 0.03 | 0.85 |
| Womble Carlyle Sandridge & Rice, LLP | Sep 2013 | Text search only | 110 | 1.07 | 0.53 | 1.03 |
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.
- Helen TheungSidley AustinFirst linked Feb 2024 · Named in a filing · 10 linked companiesSEC/DOJ scrutiny 2.21× · Went dark 0.00× · 95% wipeout 1.71×
- Carlton FlemingCooley LLPFirst linked Aug 2023 · Named in SEC correspondence · 28 linked companiesSEC/DOJ scrutiny 0.83× · Went dark 0.00× · 95% wipeout 1.30×
- Sonia BarrosSidley AustinFirst linked Aug 2023 · Named in SEC correspondence · 21 linked companiesSEC/DOJ scrutiny 0.55× · Went dark 0.00× · 95% wipeout 0.00×
- Sharon R. FlanaganSidley AustinFirst linked Aug 2023 · Named in SEC correspondence · 23 linked companiesSEC/DOJ scrutiny 2.06× · Went dark 0.00× · 95% wipeout 0.54×
- Jennifer F. FitchenSidley AustinFirst linked Aug 2021 · Named in a filing · 9 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 1.01×
- John C. WilliamsLatham & Watkins LLPFirst linked Jan 2019 · Named in SEC correspondence · 21 linked companiesSEC/DOJ scrutiny 0.66× · Went dark 0.00× · 95% wipeout 0.24×
- Kathleen M. WellsLatham & Watkins LLPFirst linked Apr 2015 · Named in SEC correspondence · 35 linked companiesSEC/DOJ scrutiny 0.86× · Went dark 0.00× · 95% wipeout 1.11×
- Alan C. MendelsonLatham & Watkins LLPFirst linked Sep 2013 · Named in a filing · 95 linked companiesSEC/DOJ scrutiny 0.60× · Went dark 0.19× · 95% wipeout 1.35×
- Robert W. PhillipsCooley LLPFirst linked Sep 2013 · Named in a filing · 40 linked companiesSEC/DOJ scrutiny 0.67× · Went dark 1.05× · 95% wipeout 1.02×
- Robert J. LichtensteinMorgan LewisFirst linked Apr 2013 · Named in a filing · 18 linked companiesSEC/DOJ scrutiny 0.65× · Went dark 0.00× · 95% wipeout 0.46×
- Christopher T. CoxCadwalader Wickersham & TaftFirst linked Oct 2012 · Named in SEC correspondence · 11 linked companiesSEC/DOJ scrutiny 2.34× · Went dark 0.00× · 95% wipeout 0.32×
- Craig F. ArcellaCravath Swaine & MooreFirst linked Sep 2013 · Text search only · 43 linked companiesSEC/DOJ scrutiny 0.74× · Went dark 0.00× · 95% wipeout 0.52×
- Damien R. ZoubekCravath Swaine & MooreFirst linked Sep 2013 · Text search only · 28 linked companiesSEC/DOJ scrutiny 1.73× · Went dark 0.00× · 95% wipeout 0.60×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Helen TheungSidley Austin | Feb 2024 | Named in a filing | 10 | 2.21 | 0.00 | 1.71 |
| Carlton FlemingCooley LLP | Aug 2023 | Named in SEC correspondence | 28 | 0.83 | 0.00 | 1.30 |
| Sonia BarrosSidley Austin | Aug 2023 | Named in SEC correspondence | 21 | 0.55 | 0.00 | 0.00 |
| Sharon R. FlanaganSidley Austin | Aug 2023 | Named in SEC correspondence | 23 | 2.06 | 0.00 | 0.54 |
| Jennifer F. FitchenSidley Austin | Aug 2021 | Named in a filing | 9 | 0.00 | 0.00 | 1.01 |
| John C. WilliamsLatham & Watkins LLP | Jan 2019 | Named in SEC correspondence | 21 | 0.66 | 0.00 | 0.24 |
| Kathleen M. WellsLatham & Watkins LLP | Apr 2015 | Named in SEC correspondence | 35 | 0.86 | 0.00 | 1.11 |
| Alan C. MendelsonLatham & Watkins LLP | Sep 2013 | Named in a filing | 95 | 0.60 | 0.19 | 1.35 |
| Robert W. PhillipsCooley LLP | Sep 2013 | Named in a filing | 40 | 0.67 | 1.05 | 1.02 |
| Robert J. LichtensteinMorgan Lewis | Apr 2013 | Named in a filing | 18 | 0.65 | 0.00 | 0.46 |
| Christopher T. CoxCadwalader Wickersham & Taft | Oct 2012 | Named in SEC correspondence | 11 | 2.34 | 0.00 | 0.32 |
| Craig F. ArcellaCravath Swaine & Moore | Sep 2013 | Text search only | 43 | 0.74 | 0.00 | 0.52 |
| Damien R. ZoubekCravath Swaine & Moore | Sep 2013 | Text search only | 28 | 1.73 | 0.00 | 0.60 |