Palo Alto Investors LP - Portfolio Stock Holdings

Palo Alto Investors LP disclosed 53 stock positions in a recent SEC 13F filing. $653,190,377 of stock holdings were filed, with the largest holdings including INSM, ACAD, and PTCT. This filing represented positions held on March 31, 2026, and was filed on May 15, 2026.

We estimate the fund has a total AUM of $696,000,000 and has 10 employees, per a recent ADV filing. Most of the fund’s AUM appears to come from pooled investment vehicles.