[blackcat] L3 Banker Fund Flow Trend Oscillator

blackcat1402 Updated   
Level: 3

The large funds or banker fund are often referred to as Whale. Whale can have a significant impact on the price movements in various markets, especially in cryptocurrency . Therefore, how to monitor Whale trends is of great significance both in terms of fundamentals and technical aspects.


L3 Banker Fund Flow Trend Oscillator can give you a model of complete banker fund flow operation in cycles. Although the script is not so complicated, it is comprehensive to disclose the price trend. That is the reason why I list this as Level 3. Each cycle of banker fund flow may have 5 steps in max as entry, increase position, decrease position, exit, and weak rebound for exit.

Key Signal

1. banker fund entry with yellow candle

2. banker increase position with green candle

3. banker decrease position with white candle

4. banker fund exit/quit with red candle

5. banker fund weak rebound with blue candle

Pros and Cons


1. Model banker fund behavior in complete cycles
2. Overbought and oversold can be directly observed due to oscillator nature
3. the transition points are clear for entry or exit


1. Simple modelling, no further complex behaviors can be disclosed
2. trade by trend following the banker fund, it is still under the trend analysis prerequisite


I believe you will like this one.


In real life, I am a prolific inventor. I have successfully applied for more than 60 international and regional patents in the past 12 years. But in the past two years or so, I have tried to transfer my creativity to the development of trading strategies. Tradingview is the ideal platform for me. I am selecting and contributing some of the hundreds of scripts to publish in Tradingview community. Welcome everyone to interact with me to discuss these interesting pine scripts.

The scripts posted are categorized into 5 levels according to my efforts or manhours put into these works.

Level 1 : interesting script snippets or distinctive improvement from classic indicators or strategy. Level 1 scripts can usually appear in more complex indicators as a function module or element.

Level 2 : composite indicator/strategy. By selecting or combining several independent or dependent functions or sub indicators in proper way, the composite script exhibits a resonance phenomenon which can filter out noise or fake trading signal to enhance trading confidence level.

Level 3 : comprehensive indicator/strategy. They are simple trading systems based on my strategies. They are commonly containing several or all of entry signal, close signal, stop loss, take profit, re-entry, risk management, and position sizing techniques. Even some interesting fundamental and mass psychological aspects are incorporated.

Level 4 : script snippets or functions that do not disclose source code. Interesting element that can reveal market laws and work as raw material for indicators and strategies. If you find Level 1~2 scripts are helpful, Level 4 is a private version that took me far more efforts to develop.

Level 5 : indicator/strategy that do not disclose source code. private version of Level 3 script with my accumulated script processing skills or a large number of custom functions. I had a private function library built in past two years. Level 5 scripts use many of them to achieve private trading strategy.
Release Notes:
This new release add Alerts on Yellow, Green, White, Red, Blue Candles

Monthly fee for each L4/L5 indicator is 5USD, and the annual fee is 50USD, and the equivalent payment is sufficient for subscription:
Paypal: PayPal.Me/blackcat1402
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淘宝店铺: blackcat1402
Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.


The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.

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