Shares of Unity Sofware Inc. charged higher out of the gate Friday, as the first trade was 44% above the initial public offering price. The San Francisco-based videogames software company’s IPO priced late Thursday at $52 share, above the expected range of $44 to $48 a share, which was raised recently from $34 to $42 a share. The stock’s first trade on the NYSE was at $75.00 at 11:55 a.m. Eastern for 3.4 million shares. The company sold 25 million shares in the IPO to raise $1.3 billion. The company was valued at $13.7 billion at the IPO price. The stock has pared some gains since it opened, to trade up 42.6%. Unity’s public debut caps a busy week for IPOs, which was highlighted by Snowflake Inc.’s red-hot debut earlier this week. The Renaissance IPO ETF has rallied 20.0% over the past three months, while the S&P 500 has gained 7.4%.