It’s a tribute to Steve Cohen’s prescience/power/something that, on what is otherwise not a great […]
The more frequently you monitor your portfolio, the more likely you are to observe a loss.
This is likely to cause short-sighted decisions and could hurt your investment performance.
If you are checking your portfolio more than once per quarter, you’re doing it too much.
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Dan Egan, Betterment Director of Behavioral Finance and Investing