Cab drivers have changed their tune in recent years. They could download multiple apps — Uber, Lyft, Via or Gett — and pick up passengers in their own car rather than lease medallions from the likes of Gene Freidman, the “Taxi King”.

This trend took a toll on the industry and, as a result, many medallion owners went bankrupt. Their assets are now available for a fraction of the price.

Islip, New York-based auctioneer Maltz Auctions Inc. announced it will sell up to 46 New York City taxi medallions…