Overconfidence in Trading
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Overconfidence can be a trader’s worst enemy.
We look the dangers of overconfidence in trading, the importance of intellectual humility, probabilistic thinking, and strategies to maintain a balanced perspective.
Key Takeaways – Overconfidence in Trading
- Absolute certainty is dangerous
- Avoid using terms like “will” or “always” when predicting market movements. There’s almost never such a thing.
- Embrace uncertainty and think probabilistically to make more balanced decisions.
- Hindsight bias distorts reality
- Just because a prediction came true doesn’t validate the forecasting process.
- Unexpected events are always possible, even when they don’t materialize.
- Intellectual humility
- Admitting “I’m not sure” or “I might be wrong” can help promote careful analysis and cautious trading, reducing the risk of large losses.
The Illusion of Predictability
The Futility of Precise Macro-Forecasting
One of the primary pitfalls in trading is the belief that one can accurately predict macroeconomic trends.
As experienced traders and investors know, it’s virtually impossible to create a forecast that correctly incorporates all the variables affecting the future, including random influences that are inherently unpredictable.
The Danger of Absolute Terms
Traders should be wary of using absolute terms such as “will,” “won’t,” “has to,” “can’t,” “always,” and “never” when discussing market movements.
These words imply a level of certainty that simply doesn’t exist in the financial world.
The range of unknowns are always high relative to the range of knowns relative to what’s already discounted into markets.
If we admit to not knowing, we’ll analyze before we trade, double-check our conclusions, and proceed with caution.
We’ll limit our position size, diversify, use options, and limit leverage.
We might sub-optimize when times are good, but being cautious means we’re unlikely to flame out or meltdown.
On the other hand, people who are sure may dispense with those things.
The Hindsight Bias
When Expectations Meet Reality
Traders often fall victim to hindsight bias, believing they “knew” what was going to happen when events align with their expectations.
Conversely, when outcomes diverge from predictions, they may attribute the failure to unexpected events that were beyond their control – which is kind of the idea.
The Omnipresent Possibility of the Unexpected
Recognize that the potential for unexpected events is always present, regardless of whether they materialize.
The fact that a prediction comes true doesn’t necessarily validate the forecasting process or negate the inherent uncertainty.
Understanding Market Volatility
Market returns over time will tend to roughly match economic returns.
For example, the returns of the domestic stock market should approximately match up with nominal growth.
To illustrate the inherent unpredictability of markets, consider the following 40-year standard deviations of annual percentage changes:
- GDP: 1.8%
- Corporate profits: 9.4%
- S&P 500 price: 13.1%
These figures demonstrate the significant variability in even the most fundamental economic indicators, underscoring the challenges of accurate prediction.
The Value of Intellectual Humility
Defining Intellectual Humility
Intellectual humility is the antithesis of intellectual arrogance or conceit.
It’s akin to open-mindedness and involves recognizing one’s own fallibility while maintaining strong beliefs in their process and approach.
The Importance of “I’m Not Sure”
Embracing phrases like “I’m not sure,” “The other person could be right,” or “I might be wrong” can be valuable for traders.
These admissions of uncertainty promote careful investigation, double-checking of conclusions, and cautious decision-making.
Even if you have a strong read on a situation – e.g., the intrinsic valuation of a company – it can be years (if ever) before that prediction comes true and things can change.
The Benefits of Embracing Uncertainty
Avoiding Catastrophic Mistakes
By acknowledging uncertainty, traders are more likely to proceed with caution, potentially sacrificing some upside during good times but significantly reducing the risk of devastating losses.
The Wisdom of Great Thinkers
As Voltaire famously said, “Doubt is not a pleasant condition, but certainty is absurd.”
This sentiment is echoed by Mark Twain, who quipped – “It ain’t what you don’t know that gets you into trouble. It’s what you know for sure that just ain’t so.”
Every trader has the experience – particularly early on when their knowledge is most limited – of something they believe will work out and they are painfully wrong.
The Role of Emotional Intelligence in Trading and Mitigating Overconfidence
Trading in financial markets is as much about managing emotions as it is about analyzing data and executing strategies.
Emotional intelligence helps traders navigate the psychological challenges that often lead to overconfidence and poor decision-making.
Emotions like fear and greed can influence trading decisions and generally in a terrible way.
Fear may cause traders to exit positions prematurely or hesitate to enter potentially profitable trades.
Conversely, greed can lead to holding onto losing positions for too long or taking on excessive risk.
Developing emotional resilience and self-awareness is key to managing these emotions effectively.
Techniques such as mindfulness meditation, journaling, and regular self-reflection can help traders become more attuned to their emotional states and better equipped to handle market volatility.
One of the most important aspects of emotional intelligence in trading is the ability to separate emotions from trading strategies.
This involves developing a disciplined approach that relies on objective analysis rather than gut feelings or hunches.
Being systematic in various ways.
By establishing clear entry and exit criteria for trades and sticking to predetermined risk management rules, traders can reduce the influence of emotional decision-making.
Keeping trade sizes within reasonable bounds is also important to keep emotions in check.
The Dangers of Confirmation Bias
Confirmation bias is a cognitive trap that can worsen overconfidence in trading.
This bias leads traders to seek out information that confirms their existing beliefs while ignoring or downplaying contradictory evidence.
For example, a trader who believes a particular stock is poised for growth may focus solely on positive news about the company, disregarding any negative indicators.
Most professional traders admit to succumbing to confirmation bias.
To counteract confirmation bias, traders have to actively seek out opposing viewpoints and deliberately challenge their assumptions.
This can involve reading analyses from diverse sources, engaging in discussion with other traders, and regularly reassessing the validity of one’s trading thesis.
Maintaining an open mind and considering alternative perspectives is key to traders making more balanced and informed decisions.
There’s a humility and confidence spectrum in trading that has to be straddled.
Erring on the side of humility is generally wise.
The Impact of the Dunning-Kruger Effect
The Dunning-Kruger effect is a cognitive bias where individuals with limited knowledge or competence in a domain overestimate their abilities.
In trading, this often manifests as novice traders believing they have mastered the markets after a few successful trades or after learning basic concepts.
This overconfidence can lead to taking on excessive risk or ignoring important market signals.
To reduce the Dunning-Kruger effect, traders should engage in ongoing education and seek mentorship from more experienced professionals.
Watching YouTube videos with experienced traders can also be helpful.
Regular self-assessment and honest evaluation of one’s performance can also help maintain a realistic perspective on one’s skills and knowledge gaps.
The Balance Between Confidence and Caution
While overconfidence can lead to reckless behavior, a lack of confidence can result in missed opportunities.
The concept of calibrated confidence involves being confident in one’s analysis while remaining cautious in execution.
Building healthy confidence comes from thorough preparation, including backtesting strategies, paper trading, and learning from both successful and unsuccessful trades.
At the same time, diversification and strong risk management practices helps maintain a cautious approach.
This balance allows traders to act decisively when opportunities arise while also protecting their capital from large losses.
Overconfidence and Risk Management Failures
Perhaps the most dangerous aspect of overconfidence in trading is its impact on risk management.
When traders become overly confident in their abilities or in a particular trade, they often neglect important risk management practices.
This can lead to over-leveraging positions, failing to use stop-loss orders or options, or allocating too much capital to a single trade.
Historical examples of trading disasters caused by overconfidence abound, from the collapse of Long-Term Capital Management to the 2021 blow-up of Archegos Capital Management.
These cases highlight the importance of maintaining disciplined risk management practices regardless of how confident one feels about a trade.
LTCM had Nobel Prize winners among its ranks and even they made elementary risk management errors (e.g., failing to take into account market correlations from simply being a significant portion of their markets).
To counteract the negative effects of overconfidence on risk management, traders should implement strategies such as:
- proper position sizing (limiting exposure)
- diversification across uncorrelated assets, and
- the use of protective options
Additionally, regularly reviewing and adjusting your risk parameters based on markets and personal risk tolerance can help maintain a balanced approach to trading.
Strategies for Combating Overconfidence
Cultivate Self-Awareness
Regularly assess your own biases and tendencies towards overconfidence.
Be honest with yourself about your track record and areas where you may have been overly certain in the past.
Seek Diverse Perspectives
Actively seek out opinions that challenge your own.
Engage with traders who have different strategies or outlooks on the market.
Implement a Devil’s Advocate Approach
Before making significant trading decisions, deliberately argue against your own position.
This can help uncover potential flaws in your reasoning.
Keep a Trading Journal
Document your trades, including your rationale, level of certainty, and outcomes.
Regularly review this journal to identify patterns and areas for improvement.
Embrace Probabilistic Thinking
Instead of thinking in absolutes, frame your expectations in terms of probabilities.
All outcomes are essentially probability distributions.
Many things are possible.
Markets are ultimately a game of applied probability.
This mindset acknowledges the inherent uncertainty in trading.
Conclusion
In trading, overconfidence can lead to poor decision-making and significant losses.
By embracing intellectual humility, acknowledging the limits of prediction, and maintaining a healthy skepticism towards our own certainty, traders can navigate the markets more effectively.
Traders who prioritize risk management and take a variety of positions in the context of a well-structured portfolio will rarely produce catastrophic outcomes.
In contrast, being absolutely certain and wrong can result in disastrous consequences.
Ultimately, successful trading isn’t about being right all the time – it’s about managing risk, staying adaptable, and maintaining a balanced perspective when nothing is known for sure.
By eschewing false certainty and embracing a more humble approach, traders can better position themselves for long-term success.