Bitcoin treasuries are loading up again. 

Strategy, the largest corporate holder of bitcoin, announced Monday that it had bought 1,665 coins last week for $142.7 million — its second buy in a row after a brief hiatus. 

The Nasdaq-listed company added that it had also bought back $152 million in its preferred stock, STRC. Strategy now holds 847,666 bitcoins worth $70.5 billion, according to a filing with the Securities and Exchange Commission. 

Elsewhere, the fifth biggest bitcoin treasury, Strive, said it had last week snapped up 1,107 BTC for a total cost of  $94.5 million — bringing its holdings to 27,462 coins.