Martin J. Wygod, a Wall Street whiz who graduated from walking horses after races to owning and breeding championship thoroughbreds when he made millions from investing in online companies that sold pharmaceuticals by mail and pruned medical paperwork, died on April 12 in San Diego. He was 84.
His daughter, Emily Bushnell, said he died in a hospital from complications of lung disease.
Raised near two racetracks in suburban New York and mentored…