Major cryptocurrency investment firm CoinShares has debuted trading on Nasdaq Stockholm, the primary securities exchange of the Nordic countries. CoinShares officially announced on Dec. 19, the first day of trading on Nasdaq Stockholm’s main market, with CoinShares’ stock starting trading on the exchange under the ticker CS. The latest trading debut marks a change of listing venue for CoinShares’ stocks. Previously, CS shares were traded on the Nasdaq First North Growth Market, an alternative stock exchange for small and medium-sized companies in Europe. CoinShares first went public by listing its shares on the Nasdaq First North Growth Market in March …

Another day, another environmental attack on proof-of-work (PoW) mining. A report shared by the Swedish central bank argued that energy-intensive Bitcoin (BTC) and cryptocurrency mining should be banned. The Swedish central bank, known as the Riksbank, is the oldest central bank in the world. In a damning report entitled, "Cryptocurrencies and their impact on financial stability,” the bank had a crack at PoW cryptocurrency mining. PoW mining employs energy-guzzling data centers that solve puzzles to secure blockchains. The report stated: “Recently, some extraction of crypto assets has been established in northern Sweden, where it consumes as much electricity as 200,000 …