Data firm Helios & Matheson Analysts Inc. HMNY, +20.00% said on Thursday that it is increasing its majority stake in movie-theater subscription service MoviePass. The company said that since announcing its initial acquisition Aug. 15, Helios & Matheson has received aggregate gross proceeds of about $12.8 million from the holder of its senior secured convertible notes, satisfying its $10 million financing condition in its pending majority ownership MoviePass acquisition. With that, Helios and Matheson is increasing the purchase price to $28.5 million from $27.0 million, which raises its stake to 53.71% from 53%. Shares of Helios & Matheson were down nearly 14% in premarket trade on Thursday, after nearly tripling in the past four sessions. MoviePass also gave Helios & Matheson an option to buy additional shares for $20 million in cash based on the company's $210 million pre-money valuation. If the option is realized that will result in Helios & Matheson gaining an additional 8.7% stake in MoviePass. Helios & Matheson shares have gained nearly 897% in the year to date, while the S&P 500 index SPX, -1.11% is up more than 14% and the Dow Jones Industrial Average DJIA, -0.87% is up nearly 16%.