Crypto stock jumps over 50% on latest news [https://www.thestreet.com/.image/t_share/MTc5MjkwMTM5OTU5MjQwMzg3/17086570218_650ba5e1e5_k.jpg] Crypto stock jumps over 50% on latest news Bakkt Holdings has appointed crypto veteran Mike Alfred to its board of directors. [https://www.thestreet.com/crypto/investing/crypto-stock-jumps-over-50-on-latest-board-appointment]