MicroStrategy ( MSTR ) upsized its convertible debt offering to $700 million from $600 million to buy bitcoin.The conversion price of the notes represents 42.5% premium to March 5 close.MicroStrategy ( MSTR ) has upsized its convertible debt offering to $700 million from $600 million to buy more bitcoin {{BTC}}.

The Tysons Corner, Virginia-based firm, founded by staunch bitcoin advocate Michael Saylor, is now looking to raise $700 million through the sale of convertible seniors notes at an interest rate of 0.625% per annum, MicroStrategy ( MSTR ) said in a statement on Wednesday.

The firm also announced the pricing of its convertible debt. The conversion rate for the notes will initially be equivalent to $1,497.68 per share, representing a 42.5% premium compared to Tuesday's closing price of $1,051.01.

MicroStrategy's ( MSTR ) stockpile of around 193,000 BTC - worth around $13 billion at the current price - is the largest of any publicly traded companies, having been a relentless bitcoin accumulator for several years.

The shares of MicroStrategy ( MSTR ) were trading around $1,227.02 at the time of writing, up nearly 17% on the day. The stock fell a similar amount on Tuesday as bitcoin price dipped below $64,000 after attaining a new all-time high above $69,000.

Read More: MicroStrategy’s X Account Hacked, Leads to $440K Crypto Being Stolen: Blockchain Sleuth ZachXBT