San Francisco’s largest taxi company is edging toward filing for bankruptcy.

Yellow Cab Co-Op said challenges from tech rivals Uber and Lyft, as well as mounting lawsuits from traffic collisions contributed to the fiscal Hail Mary.

Those “rideshare” companies are headquartered in San Francisco – their home turf.

Regular cab operations will not be affected in the near future and Yellow Cab has no plans to close if it can successfully restructure, representatives said.

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Some of these financial setbacks “are due to business challenges beyond our control and others are of our own making,” she wrote. “Today we are faced with fiscal obligations that far exceed expected income.”

Martinez wrote that the co-op plans to file for bankruptcy in one month. The letter was dated Dec. 10, 2015.  ... Cab drivers, on the other hand, maintain that they undergo more rigorous criminal checks, enjoy more robust insurance, and generally have better knowledge of city streets.

That’s been tough to communicate to the public though, cabbies tell the Examiner, and the reportedly 16,000 or so Uber cars driving around San Francisco weekly are fierce competition.