Bitcoin juggernaut Strategy has bought more BTC as it pivots back to accumulating on a weekly basis.  The Nasdaq-listed bitcoin treasury spent $21.5 million on 250 bitcoins from October 5 and October 11, according to a Monday filing.  It added that it also spent $192.4 million repurchasing its STRC preferred stock.  Strategy now holds 848,250 bitcoins worth $70.2 billion at today’s prices. Its stock (MSTR) on Monday was trading nearly 2% higher.  The company — formerly MicroStrategy — has spent the past four weeks buying...