The Danger of Chasing MF "Star Ratings"
Chasing last year’s 5-star ranked mutual fund is one of the most common traps in retail investing . Star ratings are inherently backward-looking metrics that heavily weight recent performance, frequently leading investors to buy a fund at the absolute peak of its market cycle right before its performance mean-reverts . Data from the Indian mutual fund industry reveals that over 60% of 5-star rated equity funds are downgraded to 3 stars or lower within three years. When you buy a fund based purely on a snapshot of past returns, you are driving by looking only in the rearview mirror. Why the 5-Star Rating System Fails The Inflow Curse (AUM Bloat): A 5-star rating triggers massive retail inflows. As the fund's Assets Under Management (AUM) swell, the fund manager is forced to deploy capital into less-conviction ideas or dilute portfolio concentration. This bloating frequently destroys the active alpha that earned the fund its 5 stars in the first place. Cycli...