At 10:00 UTC on April 11, 2024, Phemex will list the new spot trading pairs SHDW/USDT and POLYX/USDT.
Source: https://phemex.com/announcements/new-spot-listings-shdw-and-polyx
POLYX/USDT
HTX to Launch MINA/USDT and POLYX/USDT Perpetual Futures
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HTX will be launching MINA/USDT and POLYX/USDT perpetual futures at 10:00 (UTC) on October 25, 2023.
Source: https://www.huobi.com/support/en-us/detail/84952528280304
Binance Adds POLYX & More Pairs on Cross Margin & Isolated Margin
Binance has added POLYX as a new borrowable asset on Cross Margin and Isolated Margin, as well as new margin pairs.