When Ego Manages Your Portfolio?

In bull markets, investors proudly ask, “How’s my portfolio doing?” The hidden meaning? “Look at how smart I am—I picked the right stocks.”
But when the same portfolio faces a bear market, the question quickly shifts to, “Why isn’t your portfolio—meaning the advisor’s—performing?”
Funny, isn’t it? Same portfolio, two completely different attitudes. This is self-attribution bias in action.
💡 Quick Answer
Self-attribution bias is the habit of crediting yourself for gains and blaming others for losses. In a bull run it breeds overconfidence and oversized risk; in a bear run it breeds blame, panic selling, and advisor-switching. The same portfolio gets two different verdicts depending only on which way the market moved. The correction is to accept that nobody controls markets — not you, not your advisor — and to judge yourself on a disciplined process of asset allocation, regular reviews, and long-term goals rather than on recent outcomes.
What is Self-Attribution Bias?
Self-attribution bias is our subconscious way of protecting our self-image:
- ➣ When things go well → we credit ourselves (“I was smart, I knew it”).
- ➣ When things go badly → we blame others (“The advisor should have protected me”).
It feels harmless, but it can quietly derail your investment journey. It is a close cousin of the endowment effect, where ownership itself inflates how much you think something is worth.
Why it’s Dangerous?
- 🔸 Overconfidence in bull runs – Investors take bigger risks, thinking they have a “Midas touch.”
- 🔸 Blame and anger in bear runs – Leading to distrust, panic selling, or firing advisors unnecessarily.
- 🔸 Wrong behavior overall – Overtrading, chasing trends, and missing out on long-term compounding.
Ego also decides which positions you are willing to close. Refusing to book a loss because it would mean admitting a mistake is exactly the pattern documented in the disposition effect.
The Way Forward
If you truly want to build wealth:
- ➱ Recognize this bias for what it is—a trick of the ego.
- ➱ Remember that no one controls markets, not you, not your advisor.
- ➱ Focus on a disciplined investment process: asset allocation, regular reviews, and sticking to long-term goals.
A process beats a promise here, which is the core argument of knowledge does not beat emotions. It also helps to measure the crowd rather than trust your own read of it — the Market Mood Index and the Fear and Greed Index exist for precisely that reason.
The Takeaway
Markets will always move in cycles. Your ego will tempt you to take credit in good times and shift blame in bad times. But real success comes when you silence the ego and let discipline, not ego, manage your portfolio.
Key Takeaways
- Self-attribution bias means gains prove your skill and losses prove someone else’s failure — a story that protects the ego, not the portfolio.
- The tell is that the same portfolio earns two different verdicts depending only on the direction of the market.
- In bull runs it produces overconfidence and oversized positions; in bear runs it produces blame, panic selling, and unnecessary advisor churn.
- Nobody controls markets. Judge your decisions by the quality of the process, not by the most recent outcome.
- Asset allocation, scheduled reviews, and written long-term goals are what keep ego out of the driver’s seat.
- Related reading: the disposition effect, knowledge does not beat emotions, the behavioural side of investing, and black swan events.
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