Backed by Goldman Sachs and Galaxy Digital, among others, BitGo is a so-called Bitcoin custodian, i.e. helping customers safely store their holdings.According to Bloomberg, PayPal (PYPL) is in talks with BitGo as it looks into purchases of cryptocurrency companies. A deal may, or may not be reached in a matter of weeks.Bitco in 2018 raised $58.5M at a $170M valuation, according to PitchBook.PayPal's interest comes alongside its move this week allowing its customers to purchase cryptocurrencies like Bitcoin (BTC-USD), Ether (ETH-USD), Litecoin (LTC-USD), and Bitcoin Cash (BCH-USD).PayPal is up 0.8% premarket, and Bitcoin continues near multi-year highs, just shy of $13K.