ATHXhistorical intraday data
DelistedAthersys, Inc. Common StockNasdaq
Athersys, Inc. Common Stock (ATHX) is a common stock. It was delisted on October 18, 2023 from Nasdaq. Its last trading day on file was October 17, 2023. ATHX has 3,962 trading days on file, from December 12, 2007 to October 17, 2023, with 10,461,343 trades. There are 756,598 1-minute bars on file.
On file
- First day
- 2007-12-12
- Last day
- 2023-10-17
- Trading days
- 3,962
- Trades
- 10,461,343
- 1-minute bars
- 756,598
- Bars, about
- 11 MB
- Trades, about
- 144 MB
- Quotes, about
- 149 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under ATHX is not always one company.
ATHX by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2007 | 12 | 224 |
| 2008 | 227 | 7,122 |
| 2009 | 252 | 293,612 |
| 2010 | 252 | 146,046 |
| 2011 | 252 | 52,834 |
| 2012 | 250 | 82,148 |
| 2013 | 252 | 359,484 |
| 2014 | 252 | 570,990 |
| 2015 | 252 | 511,728 |
| 2016 | 252 | 470,401 |
| 2017 | 251 | 707,184 |
| 2018 | 251 | 490,904 |
| 2019 | 252 | 455,235 |
| 2020 | 253 | 2,184,982 |
| 2021 | 252 | 1,520,056 |
| 2022 | 251 | 2,152,674 |
| 2023 | 199 | 455,719 |