ACUShistorical intraday data
DelistedAcusphere Inc
Acusphere Inc (ACUS) was delisted on January 9, 2009. Its last trading day on file was January 8, 2009. The archive holds 1,321 trading days of ACUS, from October 8, 2003 to January 8, 2009, with 474,304 trades. There are 132,258 1-minute bars on file.
On file
- First day
- 2003-10-08
- Last day
- 2009-01-08
- Trading days
- 1,321
- Trades
- 474,304
- 1-minute bars
- 132,258
- Bars, about
- 2 MB
- Trades, about
- 6.5 MB
- Quotes, about
- 16 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under ACUS is not always one company.
ACUS by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 59 | 16,484 |
| 2004 | 251 | 21,598 |
| 2005 | 252 | 22,903 |
| 2006 | 251 | 134,155 |
| 2007 | 251 | 179,621 |
| 2008 | 252 | 95,367 |
| 2009 | 5 | 4,176 |