Metaplanet (3350), the largest Japanese bitcoin (BTC) treasury company, plans to raise a net 204.1 billion yen ($1.4 billion) in an international share sale to bolster its holdings of the largest cryptocurrency.

The Tokyo-based company, which already owns 20,136 BTC and has the sixth-largest stash among publicly traded companies worldwide, said it priced the 385 million new shares at 553 yen each. Its stock surged 16% to 714 yen on Wednesday on record trading volume.

Nakamoto Holdings (NAKA), a bitcoin treasury company founded by David Bailey, a crypto adviser to President Donald Trump, said in a separate announcement that it committed buy $30 million of the new shares. NAKA shares soared 77% on Tuesday.

Metaplanet said it will allocate 183.7 billion yen of the proceeds toward bitcoin purchases in September and October. Another 20.4 billion yen will go into its bitcoin income generation business.

When the sale, announced in August, is complete the number of Metaplanet’s outstanding shares will rise to more than 1.14 billion.