ARROWHEAD PHARMACEUTICALS, INC. ARWR (last ticker on record)
CIK 879407Its SEC filings (opens in a new tab)
- Restructuring
- 95% wipeout
- 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 Feb 2009
- Largest fall in its shares
- 98%
- Jan 2004 to Dec 2016
- Law firms
- 4
- Linked to 5 or more companies
- Lawyers
- 4
- Linked to 5 or more companies
What happened
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)Form 8-K (opens in a new tab)
- Delisting notice (Item 3.01)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
- 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)
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.
- Gibson, Dunn & Crutcher LLPFirst linked Sep 2014 · Named in SEC correspondence · 1,125 linked companiesSEC/DOJ scrutiny 1.23× · Went dark 0.20× · 95% wipeout 0.96×
- Ropes & GrayFirst linked Aug 2011 · Named in SEC correspondence · 914 linked companiesSEC/DOJ scrutiny 0.98× · Went dark 0.14× · 95% wipeout 0.92×
- Goodwin ProcterFirst linked Jun 2007 · Named in SEC correspondence · 1,221 linked companiesSEC/DOJ scrutiny 0.79× · Went dark 0.31× · 95% wipeout 1.17×
- Guth | ChristopherFirst linked Sep 2004 · Named in a filing · 8 linked companiesSEC/DOJ scrutiny 1.09× · Went dark 4.29× · 95% wipeout 2.69×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Gibson, Dunn & Crutcher LLP | Sep 2014 | Named in SEC correspondence | 1,125 | 1.23 | 0.20 | 0.96 |
| Ropes & Gray | Aug 2011 | Named in SEC correspondence | 914 | 0.98 | 0.14 | 0.92 |
| Goodwin Procter | Jun 2007 | Named in SEC correspondence | 1,221 | 0.79 | 0.31 | 1.17 |
| Guth | Christopher | Sep 2004 | Named in a filing | 8 | 1.09 | 4.29 | 2.69 |
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.
- Melanie E. NearyGibson, Dunn & Crutcher LLPFirst linked Dec 2025 · Named in a filing · 20 linked companiesSEC/DOJ scrutiny 0.00× · Went dark 0.00× · 95% wipeout 0.15×
- Ryan A. MurrGibson, Dunn & Crutcher LLPFirst linked Mar 2009 · Named in SEC correspondence · 77 linked companiesSEC/DOJ scrutiny 0.53× · Went dark 0.77× · 95% wipeout 0.66×
- Mitchell S. BloomGoodwin ProcterFirst linked Mar 2007 · Named in SEC correspondence · 109 linked companiesSEC/DOJ scrutiny 0.38× · Went dark 0.00× · 95% wipeout 1.03×
- Aaron BriggsGibson, Dunn & Crutcher LLPFirst linked Mar 2023 · Text search only · 8 linked companiesSEC/DOJ scrutiny 1.46× · Went dark 0.00× · 95% wipeout 0.00×
| Name | First linked | How it is known | Linked companies | SEC/DOJ scrutiny | Went dark | 95% wipeout |
|---|---|---|---|---|---|---|
| Melanie E. NearyGibson, Dunn & Crutcher LLP | Dec 2025 | Named in a filing | 20 | 0.00 | 0.00 | 0.15 |
| Ryan A. MurrGibson, Dunn & Crutcher LLP | Mar 2009 | Named in SEC correspondence | 77 | 0.53 | 0.77 | 0.66 |
| Mitchell S. BloomGoodwin Procter | Mar 2007 | Named in SEC correspondence | 109 | 0.38 | 0.00 | 1.03 |
| Aaron BriggsGibson, Dunn & Crutcher LLP | Mar 2023 | Text search only | 8 | 1.46 | 0.00 | 0.00 |