Earlier quoted context omitted.
Investopedia disagrees: > A form of front-running in index funds is common and isn't illegal. > Index funds track a financial index by mirroring the index's portfolio. The composition of the index changes periodically to balance it accurately as the stocks that make it up change dramatically in price or as stocks are added or removed from the index. That forces the fund's managers to buy or sell some components of th…
If we use that expansive definition of "front running", is it "front running" if I buy stocks trying to squeeze short sellers? What about if I thought people would buy/sell telsa stocks because of musk's role in the culture wars, and tried to get ahead of that? Is "front running" just buying low and selling high?
Otherwise, I wouldn't call those things front running, as there's no indication of imminent activity.
If a material increase in lending rates on a heavily shorted stock was announced, and you bought because you were pretty sure the shorts would be buying to close, that could be front running, yeah.
I dunno about market moves based on Elon's role in the culture wars, but maybe if he did something in particular.
In general, buy on the rumor, sell on the news could qualify as front running under this definition, but I think I'd want to narrow it a bit to working to trade ahead of perceived imminent and definite trades. Most of the illegal front running is trading ahead of specific trades in response to seeing those orders.