Sienna Biopharmaceuticals, Inc. SNNA (last ticker on record)
CIK 1656328Its SEC filings (opens in a new tab)
- Restructuring
- 95% wipeout
- Delisting notice (not a red flag)
- Bankruptcy
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
- 3
- Newest began Sep 2019
- Largest fall in its shares
- 99%
- Aug 2017 to Dec 2019
- Law firms
- 9
- Linked to 5 or more companies
- Lawyers
- 7
- Linked to 5 or more companies
What happened
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Bankruptcy or receivership (Item 1.03)Form 8-K (opens in a new tab)
- Debt accelerated (Item 2.04)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Shares down 95% from their high
- 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.
- Davis PolkFirst linked May 2017 · Named in SEC correspondence · 1,694 linked companiesSEC/DOJ scrutiny 1.26× · Went dark 0.06× · 95% wipeout 1.02×
- Latham & Watkins LLPFirst linked May 2017 · Named in SEC correspondence · 2,667 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.31× · 95% wipeout 1.10×
- K&L GatesFirst linked Aug 2018 · Text search only · 723 linked companiesSEC/DOJ scrutiny 1.06× · Went dark 1.35× · 95% wipeout 1.18×
- O Melveny & Myers LLPFirst linked Jul 2017 · Text search only · 589 linked companiesSEC/DOJ scrutiny 1.07× · Went dark 0.25× · 95% wipeout 1.07×
- Covington & BurlingFirst linked May 2017 · Text search only · 447 linked companiesSEC/DOJ scrutiny 1.07× · Went dark 0.27× · 95% wipeout 0.99×
- Fenwick & West LLPFirst linked May 2017 · Text search only · 443 linked companiesSEC/DOJ scrutiny 0.95× · Went dark 0.21× · 95% wipeout 1.23×
- Nixon PeabodyFirst linked May 2017 · Text search only · 196 linked companiesSEC/DOJ scrutiny 1.13× · Went dark 0.78× · 95% wipeout 0.90×
- Proskauer RoseFirst linked May 2017 · Text search only · 492 linked companiesSEC/DOJ scrutiny 1.15× · Went dark 0.48× · 95% wipeout 1.08×
- Troutman Sanders LLPFirst linked May 2017 · Text search only · 335 linked companiesSEC/DOJ scrutiny 1.15× · Went dark 0.61× · 95% wipeout 1.16×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Davis Polk | May 2017 | Named in SEC correspondence | 1,694 | 1.26 | 0.06 | 1.02 |
| Latham & Watkins LLP | May 2017 | Named in SEC correspondence | 2,667 | 0.98 | 0.31 | 1.10 |
| K&L Gates | Aug 2018 | Text search only | 723 | 1.06 | 1.35 | 1.18 |
| O Melveny & Myers LLP | Jul 2017 | Text search only | 589 | 1.07 | 0.25 | 1.07 |
| Covington & Burling | May 2017 | Text search only | 447 | 1.07 | 0.27 | 0.99 |
| Fenwick & West LLP | May 2017 | Text search only | 443 | 0.95 | 0.21 | 1.23 |
| Nixon Peabody | May 2017 | Text search only | 196 | 1.13 | 0.78 | 0.90 |
| Proskauer Rose | May 2017 | Text search only | 492 | 1.15 | 0.48 | 1.08 |
| Troutman Sanders LLP | May 2017 | Text search only | 335 | 1.15 | 0.61 | 1.16 |
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.
- Alan F. DenenbergDavis PolkFirst linked Jul 2017 · Named in SEC correspondence · 114 linked companiesSEC/DOJ scrutiny 1.19× · Went dark 0.00× · 95% wipeout 1.46×
- Alan C. MendelsonLatham & Watkins LLPFirst linked May 2017 · Named in SEC correspondence · 95 linked companiesSEC/DOJ scrutiny 0.60× · Went dark 0.19× · 95% wipeout 1.35×
- Brian J. CuneoLatham & Watkins LLPFirst linked May 2017 · Named in SEC correspondence · 71 linked companiesSEC/DOJ scrutiny 0.54× · Went dark 0.00× · 95% wipeout 1.81×
- Alexander T. WhiteLatham & Watkins LLPFirst linked May 2017 · Text search only · 8 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 2.46×
- Mark V. RoederLatham & Watkins LLPFirst linked May 2017 · Text search only · 50 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 1.32×
- Michael A. BrownFenwick & West LLPFirst linked May 2017 · Text search only · 29 linked companiesSEC/DOJ scrutiny 0.67× · Went dark 0.00× · 95% wipeout 0.99×
- Ori SolomonProskauer RoseFirst linked May 2017 · Text search only · 20 linked companiesSEC/DOJ scrutiny 0.75× · Went dark 0.00× · 95% wipeout 1.31×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Alan F. DenenbergDavis Polk | Jul 2017 | Named in SEC correspondence | 114 | 1.19 | 0.00 | 1.46 |
| Alan C. MendelsonLatham & Watkins LLP | May 2017 | Named in SEC correspondence | 95 | 0.60 | 0.19 | 1.35 |
| Brian J. CuneoLatham & Watkins LLP | May 2017 | Named in SEC correspondence | 71 | 0.54 | 0.00 | 1.81 |
| Alexander T. WhiteLatham & Watkins LLP | May 2017 | Text search only | 8 | 0.00 | 0.00 | 2.46 |
| Mark V. RoederLatham & Watkins LLP | May 2017 | Text search only | 50 | 0.00 | 0.00 | 1.32 |
| Michael A. BrownFenwick & West LLP | May 2017 | Text search only | 29 | 0.67 | 0.00 | 0.99 |
| Ori SolomonProskauer Rose | May 2017 | Text search only | 20 | 0.75 | 0.00 | 1.31 |