QBAKhistorical intraday data
DelistedQualstar CorpNasdaq
Qualstar Corp (QBAK) is a common stock. It was delisted on April 30, 2020 from Nasdaq. Its last trading day on file was April 29, 2020. QBAK has 3,866 trading days on file, from September 10, 2003 to April 29, 2020, with 231,503 trades. There are 59,239 1-minute bars on file.
On file
- First day
- 2003-09-10
- Last day
- 2020-04-29
- Trading days
- 3,866
- Trades
- 231,503
- 1-minute bars
- 59,239
- Bars, about
- 1 MB
- Trades, about
- 3.2 MB
- Quotes, about
- 52 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under QBAK is not always one company.
QBAK by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 76 | 873 |
| 2004 | 236 | 7,120 |
| 2005 | 201 | 2,040 |
| 2006 | 227 | 6,264 |
| 2007 | 246 | 7,322 |
| 2008 | 236 | 7,481 |
| 2009 | 237 | 6,397 |
| 2010 | 238 | 5,238 |
| 2011 | 244 | 4,626 |
| 2012 | 196 | 2,655 |
| 2013 | 218 | 4,555 |
| 2014 | 232 | 12,170 |
| 2015 | 221 | 5,282 |
| 2016 | 226 | 15,883 |
| 2017 | 251 | 85,677 |
| 2018 | 251 | 39,849 |
| 2019 | 250 | 11,061 |
| 2020 | 80 | 7,010 |