People board a passenger train at a railway station in New Delhi, India, February 25, 2016.
A Credit Suisse team led by Lori Calvasina looked at "long only, actively managed" small, mid, and large cap funds to find the answer.
Microsoft was the most crowded US stock with 378 large cap funds holding long positions. Apple and Google followed close behind with the interest of 369 and 352 funds respectively.
The team claims its ranking, as it incorporates holdings of both retail and institutional funds, is more robust than other studies.
The bank advised, "as a general rule, we tend to be wary of owning too many Darlings given less opportunity for differentiation, and potential for underperformance if bad news emerges."
We present the 12 most popular US stocks among large cap funds below.