DRAMhistorical intraday data
ListedRoundhill Memory ETFCboe BZX
Roundhill Memory ETF (DRAM) is an exchange-traded fund listed on Cboe BZX. The archive holds 3,596 trading days of DRAM, from September 10, 2003 to November 9, 2026, with 48,990,665 trades. There are 246,838 1-minute bars on file.
On file
- First day
- 2003-09-10
- Last day
- 2026-11-09
- Trading days
- 3,596
- Trades
- 48,990,665
- 1-minute bars
- 246,838
- Bars, about
- 3.8 MB
- Trades, about
- 677 MB
- Quotes, about
- 1.5 GB
Sizes are approximate: this ticker’s share of the Parquet files.
Trading history
No DRAM data for 2018 to 2025. A gap usually means the symbol belonged to a different company before and after it. The name above is the latest on record.
Sample rows
| Time (ET) | Open | High | Low | Close | Volume | Trades |
|---|---|---|---|---|---|---|
| 09:30 | 39.89 | 39.92 | 39.58 | 39.6175 | 548,284.466937 | 2,900 |
| 09:31 | 39.62 | 39.77 | 39.46 | 39.52 | 143,391.567045 | 953 |
| 09:32 | 39.5 | 39.63 | 39.355 | 39.51 | 280,529.594699 | 1,198 |
| 09:33 | 39.5 | 39.83 | 39.475 | 39.76 | 268,032.22283 | 1,075 |
| 09:34 | 39.76 | 39.86 | 39.71 | 39.86 | 277,148.699802 | 1,447 |
DRAM by year
| Year | Trading days on file | Trades |
|---|---|---|
| 2003 | 79 | 3,220 |
| 2004 | 252 | 21,321 |
| 2005 | 252 | 17,245 |
| 2006 | 251 | 12,805 |
| 2007 | 250 | 10,691 |
| 2008 | 252 | 6,819 |
| 2009 | 249 | 74,001 |
| 2010 | 252 | 36,766 |
| 2011 | 249 | 13,101 |
| 2012 | 238 | 5,450 |
| 2013 | 249 | 27,991 |
| 2014 | 250 | 36,312 |
| 2015 | 250 | 29,630 |
| 2016 | 251 | 151,508 |
| 2017 | 120 | 65,916 |
| 2026 | 152 | 48,477,889 |