ACFN (Acorn Energy Inc.) historical data
STOCKListed1-minute bars
| Symbol | ACFN |
|---|---|
| Name | Acorn Energy Inc. |
| Exchange | NASDAQ |
| Sector | Technology |
| Industry | Hardware Equipment & Parts |
| IPO date | 1992-02-11 |
| History | 2007-12-17 to 2026-10-09 (about 19 years) |
| Bar sizes | Daily, hourly, 5-minute and 1-minute |
| Adjustments | Unadjusted, split-adjusted or split-and-dividend-adjusted, chosen on read |
| Survivorship | Included in the survivorship-free universe |
| Free tier | Last 12 months of daily bars |
Price history at a glance
ACFN last closed at $18.69 on 2026-10-09, -30.0% over the past year and +349.3% over five years. Its deepest fall from a prior high in this history was -98.0%, reached on 2015-07-23.
| Last close | $18.69 (2026-10-09) |
|---|---|
| 1-year change | -30.0% |
| 5-year change | +349.3% |
| Annualized since 2007-12-17 | -7.4% |
| 52-week range | $12.81 – $26.71 |
| Deepest drawdown | -98.0% (2015-07-23) |
| Avg. daily dollar volume (3 months) | $967,332 |
| Daily bars in history | 2,982 |
Split- and dividend-adjusted closes. Computed by FinzData from its own daily bars.
Short interest (2026-09-30)
| Shares short | 32,669 (+6.7% vs prior report) |
|---|---|
| Days to cover | 1.00 |
ACFN short interest history · Technology sector
Get it in Python
import finzdata as yf
df = yf.Ticker("ACFN").history(start="2007-12-17", interval="1d")
df.tail()