Over the last decade, venture capitalists have funded more than $4 billion in U.S. telemedicine deals.
Nancy Prior, 52, will depart later this year and the firm will name a successor, Fidelity said.
Some of the workers said they felt pressured to appear in the advertisements.
Fisher Investments has quietly come to dominate more than a quarter of the $22 billion market in ETNs.
A full-page newspaper ad features a photo of female employees at the embattled company.
The ruling found that UBS hurt her career by treating her differently from male peers and retaliating after she complained.
About $2.7 billion has been withdrawn by firms since Fisher made vulgar comments at an industry conference.
As more providers are forced to answer to investors, health outcomes may be subordinated to financial outcomes.
The move by the mutual fund giant is part of a growing exodus of big clients.
Some former employees say fear runs high at Fisher's company, as does the pressure to sell.