COSCIENS Biopharma Inc. AEZS (last ticker on record)
CIK 1113423Its SEC filings (opens in a new tab)
- 95% wipeout
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 Nov 2013
- Largest fall in its shares
- 99%
- May 2004 to Jul 2024
- Law firms
- 10
- Linked to 5 or more companies
- Lawyers
- 9
- Linked to 5 or more companies
What happened
- Shares down 95% from their high
- Shares down 95% from their high
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.
- Blake Cassels & GraydonFirst linked Apr 2024 · Named in a filing · 227 linked companiesSEC/DOJ scrutiny 0.73× · Went dark 0.49× · 95% wipeout 0.80×
- Troutman Pepper Hamilton Sanders LLPFirst linked Apr 2024 · Named in SEC correspondence · 154 linked companiesSEC/DOJ scrutiny 1.18× · Went dark 0.00× · 95% wipeout 1.15×
- Lowenstein SandlerFirst linked Jun 2020 · Named in SEC correspondence · 297 linked companiesSEC/DOJ scrutiny 1.12× · Went dark 0.70× · 95% wipeout 1.42×
- Barnes & ThornburgFirst linked Aug 2019 · Named in SEC correspondence · 167 linked companiesSEC/DOJ scrutiny 1.07× · Went dark 0.70× · 95% wipeout 0.86×
- Stikeman ElliottFirst linked May 2018 · Named in a filing · 225 linked companiesSEC/DOJ scrutiny 1.08× · Went dark 0.11× · 95% wipeout 1.06×
- Norton RoseFirst linked May 2012 · Named in SEC correspondence · 304 linked companiesSEC/DOJ scrutiny 1.11× · Went dark 0.52× · 95% wipeout 1.24×
- Ropes & GrayFirst linked Feb 2010 · Named in SEC correspondence · 914 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.14× · 95% wipeout 0.92×
- Ogilvy RenaultFirst linked Sep 2007 · Named in a filing · 53 linked companiesSEC/DOJ scrutiny 1.02× · Went dark 0.00× · 95% wipeout 1.56×
- Borden Ladner Gervais LLPFirst linked Apr 2026 · Text search only · 78 linked companiesSEC/DOJ scrutiny 0.46× · Went dark 0.00× · 95% wipeout 1.25×
- Fulbright & JaworskiFirst linked Mar 2014 · Text search only · 359 linked companiesSEC/DOJ scrutiny 1.10× · Went dark 0.75× · 95% wipeout 1.35×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Blake Cassels & Graydon | Apr 2024 | Named in a filing | 227 | 0.73 | 0.49 | 0.80 |
| Troutman Pepper Hamilton Sanders LLP | Apr 2024 | Named in SEC correspondence | 154 | 1.18 | 0.00 | 1.15 |
| Lowenstein Sandler | Jun 2020 | Named in SEC correspondence | 297 | 1.12 | 0.70 | 1.42 |
| Barnes & Thornburg | Aug 2019 | Named in SEC correspondence | 167 | 1.07 | 0.70 | 0.86 |
| Stikeman Elliott | May 2018 | Named in a filing | 225 | 1.08 | 0.11 | 1.06 |
| Norton Rose | May 2012 | Named in SEC correspondence | 304 | 1.11 | 0.52 | 1.24 |
| Ropes & Gray | Feb 2010 | Named in SEC correspondence | 914 | 0.98 | 0.14 | 0.92 |
| Ogilvy Renault | Sep 2007 | Named in a filing | 53 | 1.02 | 0.00 | 1.56 |
| Borden Ladner Gervais LLP | Apr 2026 | Text search only | 78 | 0.46 | 0.00 | 1.25 |
| Fulbright & Jaworski | Mar 2014 | Text search only | 359 | 1.10 | 0.75 | 1.35 |
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.
- Thomas A. RoseSichenzia Ross Ference LLPFirst linked Apr 2024 · Named in SEC correspondence · 107 linked companiesSEC/DOJ scrutiny 1.52× · Went dark 1.67× · 95% wipeout 1.31×
- Scott R. SaksNorton RoseFirst linked Feb 2024 · Named in SEC correspondence · 9 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.74×
- Brian P. FenskeNorton RoseFirst linked Sep 2020 · Named in SEC correspondence · 22 linked companiesSEC/DOJ scrutiny 0.63× · Went dark 0.00× · 95% wipeout 1.80×
- Alexander E. DinurLowenstein SandlerFirst linked Jun 2020 · Named in SEC correspondence · 8 linked companiesSEC/DOJ scrutiny 1.82× · Went dark 0.00× · 95% wipeout 1.42×
- Michael J. LernerLowenstein SandlerFirst linked Jun 2020 · Named in a filing · 29 linked companiesSEC/DOJ scrutiny 1.22× · Went dark 0.00× · 95% wipeout 1.59×
- Steven M. SkolnickLowenstein SandlerFirst linked Jun 2020 · Named in SEC correspondence · 69 linked companiesSEC/DOJ scrutiny 1.23× · Went dark 1.18× · 95% wipeout 1.36×
- David P. HooperBarnes & ThornburgFirst linked Aug 2019 · Named in SEC correspondence · 13 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.00×
- Patrick O BrienRopes & GrayFirst linked Feb 2010 · Named in SEC correspondence · 45 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.00× · 95% wipeout 1.03×
- PHILIP A. THEODOREKing & SpaldingFirst linked Mar 2017 · Text search only · 6 linked companiesSEC/DOJ scrutiny 1.32× · Went dark 0.00× · 95% wipeout 3.24×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Thomas A. RoseSichenzia Ross Ference LLP | Apr 2024 | Named in SEC correspondence | 107 | 1.52 | 1.67 | 1.31 |
| Scott R. SaksNorton Rose | Feb 2024 | Named in SEC correspondence | 9 | 0.00 | 0.00 | 0.74 |
| Brian P. FenskeNorton Rose | Sep 2020 | Named in SEC correspondence | 22 | 0.63 | 0.00 | 1.80 |
| Alexander E. DinurLowenstein Sandler | Jun 2020 | Named in SEC correspondence | 8 | 1.82 | 0.00 | 1.42 |
| Michael J. LernerLowenstein Sandler | Jun 2020 | Named in a filing | 29 | 1.22 | 0.00 | 1.59 |
| Steven M. SkolnickLowenstein Sandler | Jun 2020 | Named in SEC correspondence | 69 | 1.23 | 1.18 | 1.36 |
| David P. HooperBarnes & Thornburg | Aug 2019 | Named in SEC correspondence | 13 | 0.00 | 0.00 | 0.00 |
| Patrick O BrienRopes & Gray | Feb 2010 | Named in SEC correspondence | 45 | 0.98 | 0.00 | 1.03 |
| PHILIP A. THEODOREKing & Spalding | Mar 2017 | Text search only | 6 | 1.32 | 0.00 | 3.24 |