The Brief: A "stock market bf" is a boyfriend who invests in and is interested in the stock market.

Bluesquiggle
DEEP DIVE

The “stock market bf” trope is often paired with an “astrology gf” or an “OnlyFans gf.” Stereotypically, a stock market boyfriend is a boyfriend who is interested in the stock market as a hobby or career. He may also be a finance bro.

The term rose to popularity alongside discourse around StonkGate: when individual investors from the subreddit r/WallStreetBets caused the price of GameStop stock to surge.