ALDRhistorical intraday data
DelistedAlder Biopharmaceuticals, Inc.Nasdaq
Alder Biopharmaceuticals, Inc. (ALDR) is a common stock. It was delisted on October 23, 2019 from Nasdaq. Its last trading day on file was October 21, 2019. ALDR has 1,374 trading days on file, from May 8, 2014 to October 21, 2019, with 7,587,454 trades. There are 415,863 1-minute bars on file.
On file
- First day
- 2014-05-08
- Last day
- 2019-10-21
- Trading days
- 1,374
- Trades
- 7,587,454
- 1-minute bars
- 415,863
- Bars, about
- 6.3 MB
- Trades, about
- 104 MB
- Quotes, about
- 136 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under ALDR is not always one company.
ALDR by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2014 | 165 | 174,617 |
| 2015 | 252 | 1,190,882 |
| 2016 | 252 | 1,593,319 |
| 2017 | 251 | 1,552,350 |
| 2018 | 251 | 1,598,975 |
| 2019 | 203 | 1,477,311 |