CEPHhistorical intraday data
DelistedCephalon IncNasdaq
Cephalon Inc (CEPH) was delisted on October 17, 2011 from Nasdaq. Its last trading day on file was October 13, 2011. The archive holds 2,039 trading days of CEPH, from September 10, 2003 to October 13, 2011, with 16,664,165 trades. There are 775,310 1-minute bars on file.
On file
- First day
- 2003-09-10
- Last day
- 2011-10-13
- Trading days
- 2,039
- Trades
- 16,664,165
- 1-minute bars
- 775,310
- Bars, about
- 11 MB
- Trades, about
- 230 MB
- Quotes, about
- 539 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under CEPH is not always one company.
CEPH by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 79 | 377,680 |
| 2004 | 252 | 1,140,695 |
| 2005 | 252 | 1,191,165 |
| 2006 | 250 | 2,060,917 |
| 2007 | 251 | 1,764,605 |
| 2008 | 253 | 2,430,653 |
| 2009 | 252 | 2,953,754 |
| 2010 | 252 | 2,274,512 |
| 2011 | 198 | 2,470,184 |