ICLRhistorical intraday data
ListedIcon PlcNasdaq
Icon Plc (ICLR) is a common stock listed on Nasdaq. ICLR has 5,828 trading days on file, from September 10, 2003 to November 9, 2026, with 32,434,624 trades. There are 1,448,423 1-minute bars on file.
On file
- First day
- 2003-09-10
- Last day
- 2026-11-09
- Trading days
- 5,828
- Trades
- 32,434,624
- 1-minute bars
- 1,448,423
- Bars, about
- 22 MB
- Trades, about
- 448 MB
- Quotes, about
- 671 MB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
Symbols get reused, so the history under ICLR is not always one company.
Sample rows
| Time (ET) | Open | High | Low | Close | Volume | Trades |
|---|---|---|---|---|---|---|
| 09:30 | 206.1 | 206.1 | 204.3 | 204.34 | 6,936.270925 | 99 |
| 09:31 | 204.93 | 204.93 | 204.93 | 204.93 | 169.336425 | 6 |
| 09:32 | 204.93 | 205.175 | 204.93 | 205.175 | 516 | 9 |
| 09:33 | 205.175 | 206.79 | 204.315 | 205.32 | 2,242.5368 | 46 |
| 09:34 | 205.64 | 206.165 | 203.845 | 206.165 | 6,560.7943 | 114 |
ICLR by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 79 | 13,724 |
| 2004 | 252 | 63,468 |
| 2005 | 252 | 34,732 |
| 2006 | 251 | 87,562 |
| 2007 | 251 | 167,880 |
| 2008 | 253 | 444,851 |
| 2009 | 252 | 598,637 |
| 2010 | 252 | 559,690 |
| 2011 | 252 | 460,870 |
| 2012 | 250 | 327,097 |
| 2013 | 252 | 528,138 |
| 2014 | 252 | 1,117,846 |
| 2015 | 252 | 1,179,658 |
| 2016 | 252 | 1,059,633 |
| 2017 | 251 | 953,609 |
| 2018 | 251 | 803,628 |
| 2019 | 252 | 907,923 |
| 2020 | 253 | 1,141,987 |
| 2021 | 252 | 2,616,021 |
| 2022 | 251 | 2,997,207 |
| 2023 | 250 | 3,217,443 |
| 2024 | 252 | 3,824,801 |
| 2025 | 250 | 5,092,613 |
| 2026 | 214 | 4,235,606 |