Pring Special K|a2m# 📈 Pring Special K | a2m
The **Pring Special K (PSK)** is a momentum indicator developed by **Martin Pring**, designed to capture both short-term and long-term market cycles in one oscillator.
This version includes **customizable smoothing** and **Bollinger Bands** for enhanced visualization of momentum shifts.
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## 🏷️ Tagline
**“Multi-cycle momentum oscillator with smoothing & Bollinger Bands for trend confirmation and early reversals.”**
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## 📄 Short Description
The Pring Special K blends **short-term and long-term ROC cycles** into one powerful momentum oscillator.
This version adds **SMA, EMA, WMA, RMA, VWMA smoothing options** and optional **Bollinger Bands**.
Use it to:
- Confirm **long-term trends**
- Spot **early reversals**
- Identify **divergences around the zero line**
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## ⚙️ Features
✅ **Core PSK Calculation** (Martin Pring’s weighted ROC methodology)
✅ **Momentum Color-Coding** → Green (bullish) / Red (bearish)
✅ **Smoothing Options** → SMA, EMA, WMA, SMMA (RMA), VWMA
✅ **Optional Bollinger Bands** (with adjustable length & StdDev multiplier)
✅ **Zero Line Reference** for trend confirmation
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## 🎛️ User Inputs
- **Source** → Default: `close`
- **Type** → `"None"`, `"SMA"`, `"SMA + Bollinger Bands"`, `"EMA"`, `"SMMA (RMA)"`, `"WMA"`, `"VWMA"`
- **Length** → Default: `20`
- **BB StdDev** → Default: `2.0` (active only with SMA + Bollinger Bands)
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## 📊 How to Use
1. **Trend Identification**
- PSK rising above 0 → Long-term uptrend
- PSK falling below 0 → Long-term downtrend
2. **Momentum Shifts**
- Watch PSK crossing its **smoothing MA** for entry/exit signals.
- Bollinger Bands help spot **momentum extensions** or **contractions**.
3. **Divergences**
- Compare PSK vs. price swings to catch early **trend reversals**.
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## 🖼️ Visual Guide
- **Green PSK Line** → Bullish momentum
- **Red PSK Line** → Bearish momentum
- **Blue Line** → Smoothing MA
- **Shaded Green Bands** → Bollinger Bands (if enabled)
- **Gray Dotted Line** → Zero momentum baseline
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普林格 Special K 指标
Martin Pring's Special K Backtest Pring's Special K is a cyclical indicator created by Martin Pring.
His method combines short-term, intermediate and long-term velocity
into one complete series. Useful tool for Long Term Investors
Modified for any source.
You can change long to short in the Input Settings
Please, use it only for learning or paper trading. Do not for real trading.
Martin Pring's Special K Strategy Pring's Special K is a cyclical indicator created by Martin Pring.
His method combines short-term, intermediate and long-term velocity
into one complete series. Useful tool for Long Term Investors
Modified for any source.
Martin Pring's Special K Pring's Special K is a cyclical indicator created by Martin Pring.
His method combines short-term, intermediate and long-term velocity
into one complete series. Useful tool for Long Term Investors
Source from:
Modified for any source.
UCS_I_Martin Pring's Special KPring's Special K is a cyclical indicator created by Martin Pring. His method combines short-term, intermediate and long-term velocity into one complete series. Useful tool for Long Term Investors
Function -
1) Primary Trend Reversals at a Relatively Early Stage.
2) Timing Short term Price Moves.
This indicator is always part of my analysis indicator set on stockcharts.com, Wanted to share it here.
Primary Use is to find TOPs and BOTTOMS in a Market - Not 100% but the most reliable warning sign when the market is TIRED.
Drawback - Need at least 725 Bars to calculate this - Originally Developed by Martin Pring.
MORE INFO --------------------->>>
stockcharts.com
My Personal Goal for this Indicator is to convert this into an Overlay, with All the components (Short/Mid/Long) meaningfully plotted out. This would make this indicator far more useful in predicting the future longer term trend.
