Reported by CoinDesk: MicroStrategy bought more bitcoin for a seventh straight week.

The purchase of 5,262 BTC at an average price of $106,662 each takes the company's total holding to 444,262 BTC.

The purchase was announced on the day MicroStrategy joined the Nasdaq 100 index.

MicroStrategy (MSTR), the software developer that has made acquiring bitcoin (BTC) a core value, added to its holding for a seventh week in a row.

The company bought 5,262 BTC for a total of $561 million in the week ended Dec. 22 to take its total holdings to 444,262 BTC it said.

The purchase, at an average price of $106,622 per bitcoin, was teased by Executive Chairman Michael Saylor in a Sunday post on X. It brings the value of MicroStrategy's holdings to $42.2 billion at current market prices and raises the average cost to $62,257 per bitcoin.

The latest acquisitions were funded by share sales under the company's at-the-market program (ATM). MicroStrategy has $7.08 billion left on the ATM program.

The announcement comes the same day that MicroStrategy starts trading as a member of the Nasdaq 100 equity index. The share price is little changed in pre-market trading, over $364.2.