MicroStrategy Inc.’s entry into the Nasdaq 100 opens up the largest corporate holder of Bitcoin to a new — and untapped – investor: the index-tracking juggernauts.

MicroStrategy shares rose about 3% on Monday as the software company and bitcoin buyer was set to join the tech-heavy Nasdaq 100 index, further brightening the prospects of the stock. The $25.7 trillion index that houses the largest non-financial companies will now gain indirect exposure to bitcoin via MicroStrategy,

MicroStrategy announced Monday that it acquired another 15,350 bitcoins, bringing its total holdings to of the token to 439,000.