This post focuses on customizable Aroon Oscillator factory scans, which can be edited, modified, or rewritten and then scanned using ChartAlert’s native stock screener or technical analysis scanner, namely the Basic Scanner and Advanced Scanner.

**Display Aroon Oscillator Values**

Tags: aroon indicator screener, aroon oscillator, aroon oscillator calculation, aroon oscillator formula, aroon oscillator indicator, aroon oscillator scanner, aroon oscillator trading strategy, what is aroon oscillator

```
List symbols
Add Column Aroon Oscillator(25) as AroonOsc
Apply to NSE sector Pharmaceuticals
Apply to BSE sector Pharmaceuticals
```

This scan calculates and displays the 25-period Aroon Oscillator for all Pharmaceutical symbols.

**OPTION 1**

List Aroon Oscillator values with multiple periods as given below. Note that the shorter name “AroonOsc” has been used instead of “Aroon Oscillator”

```
List symbols
Add Column AroonOsc(14) as Aroon14
Add Column AroonOsc(25) as Aroon25
Apply to NSE sector Pharmaceuticals
Apply to BSE sector Pharmaceuticals
```

**OPTION 2**

Combine with other indicators such as the 25-period Aroon Up/ Down as given below. You will find that the Aroon Oscillator is the difference between Aroon Up and Aroon Down indicators.

```
List symbols Add Column AroonOsc(25) as AOsc25
Add Column AroonUp(25) as AUp25
Add Column AroonDn(25) as ADn25
Apply to NSE sector Pharmaceuticals
Apply to BSE sector Pharmaceuticals
```

**Aroon-Downtrending Symbols**

Tags: aroon oscillator bearish trend, aroon oscillator down trend downtrend, aroon oscillator trending

```
List symbols where Aroon Oscillator(25) has crossed below -50
Add Column Aroon Oscillator(25) as AOsc25
Apply to NSE
```

This scan looks for symbols where the 25-period Aroon Oscillator has just crossed below the -50 level. The 25-period Aroon Oscillator is also displayed in the output scan report.

**OPTION 1**

To shorten the scan, several short names are allowed as follows:

```
List symbols where AroonOsc(25) has crossed below -50
Add Col AroonOsc(25) as AOsc25
Apply to NSE
```

**OPTION 2**

To pick symbols that were above -50 for at least 3 bars before crossing below -50, change the scan as follows:

```
List symbols where AroonOsc(25) has crossed below -50 after remaining above for 3 bars
Add Col AroonOsc(25) as AOsc25
Apply to NSE
```

**Aroon-Uptrending Symbols**

Tags: aroon oscillator bullish trend, aroon oscillator trending, aroon oscillator up trend uptrend

```
List symbols where Aroon Oscillator(25) has crossed above +50
Add Column Aroon Oscillator(25) as AOsc25
Apply to NSE
```

This scan looks for symbols where the 25-period Aroon Oscillator has just crossed above the +50 level. The 25-period Aroon Oscillator is also displayed in the output scan report.

**OPTION 1**

To shorten the scan, several short names are allowed as follows:

```
List symbols where AroonOsc(25) has crossed above +50
Add Col AroonOsc(25) as AOsc25
Apply to NSE
```

**OPTION 2**

To pick symbols that were below +50 for at least 3 bars before crossing above +50, change the scan as follows:

```
List symbols where AroonOsc(25) has crossed above +50 after remaining below for 3 bars
Add Col AroonOsc(25) as AOsc25
Apply to NSE
```

For comprehensive insights into the Aroon Oscillator, including its computation methodology, how to use the Aroon Oscillator in trading, as well as an exploration of its advantages and limitations as an indicator, click here.