ZMHhistorical intraday data
Delisted
ZMH was delisted. Its last trading day on file was June 26, 2015. ZMH has 2,970 trading days on file, from September 10, 2003 to June 26, 2015, with 25,176,087 trades. There are 1,137,730 1-minute bars on file.
On file
- First day
- 2003-09-10
- Last day
- 2015-06-26
- Trading days
- 2,970
- Trades
- 25,176,087
- 1-minute bars
- 1,137,730
- Bars, about
- 17 MB
- Trades, about
- 348 MB
- Quotes, about
- 630 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under ZMH is not always one company.
ZMH by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 79 | 183,013 |
| 2004 | 252 | 736,246 |
| 2005 | 252 | 999,509 |
| 2006 | 251 | 1,144,148 |
| 2007 | 251 | 2,093,476 |
| 2008 | 253 | 3,128,333 |
| 2009 | 252 | 3,400,178 |
| 2010 | 252 | 2,820,274 |
| 2011 | 252 | 3,040,524 |
| 2012 | 250 | 2,226,718 |
| 2013 | 252 | 1,684,591 |
| 2014 | 252 | 2,515,331 |
| 2015 | 122 | 1,203,746 |