Every now and then, though, a soaring stock is worth buying despite the apparent risk of sudden weakness. To this end, here's a rundown of three such stocks I'd buy right now even if it means jumping in mid-rally. LyftGiven the lead that its rival already has, it's unlikely that Lyft (LYFT 1.37%) will ever be as big as ride-sharing leader Uber Technologies. Taiwan SemiconductorLastly, add Taiwan Semiconductor Manufacturing (TSM -1.17%) to your list of soaring stocks that are still buys despite their current rallies. Taiwan Semiconductor (TSMC for short) is a third-party microchip manufacturer, contracted by players like Apple, Qualcomm, and Intel just to name few.