Tweedy Browne's position in Vertex Pharmaceuticals is currently worth $20.7M. That's 1.65% of their equity portfolio (16th largest holding). The first Vertex Pharmaceuticals trade was made in Q3 2023. Since then Tweedy Browne bought shares three more times and sold shares on eight occasions. The stake costed the investor $14.2M, netting the investor a gain of 46% so far.