Two technology initial public offerings (IPOs) went off Friday morning, and both have posted gains of nearly 50%.

Hortonworks Inc. (NASDAQ: HDP) priced its IPO at $16 a share on Thursday, well above the expected range of $12 to $14, and the stock began trading Friday morning at $24.00, up a tidy 50%. The maker of a software architectural platform that supports big data operations within the Hadoop ecosystem has since slipped back a bit to trade at around $23.30 as more than 5 million shares have traded hands. Hortonworks also sold 6.25 million shares in the IPO, 250,000 more than originally planned.

New Relic Inc. (NYSE: NEWR) priced 5 million shares at $23 on Thursday, well above the projected range of $18 to $20, and shares went out at $30.16 Friday morning. The stock hit a high of $34.05 before settling a bit to trade around $33 a share. About 7 million shares had changed hands by the mid-afternoon. New Relic makes and sells a cloud-based suite of products enables organizations to collect, store and analyze massive amounts of software data in real time.

Hortonworks raised an estimated $100 million from the IPO at a market value of $537.8 million. At $24 a share, the company’s market cap is north of $800 million.

New Relic’s market cap at $34 a share tops $1.4 billion.

Shares of Hortonworks were trading at $23.28, up 45.5% in mid-afternoon after hitting a high or $24.35 earlier in the morning.

New Relic traded up about 45% at $33.30, after posting an IPO-day high of $34.05.

ALSO READ: 5 Top Tech Picks for 2015 from Deutsche Bank

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