Infoblox joins fellow tech firms Proofpoint and Splunk in this week's debuts.
NEW YORK (CNNMoney) -- Shares of technology firm Infoblox soared in their debut on the New York Stock Exchange Friday, rising 35% versus their offering price.
The network infrastructure provider priced shares Thursday at $16; they opened at $22.50 on Friday and fell to around $21.50 in morning trading.
Infoblox () joins fellow data-management companies Splunk ( ) and Proofpoint ( ) in debuting on public markets this week.
Proofpoint shares were up about 20% on Friday, trading at around $15.75 after being priced Thursday at $13. Splunk shares more than doubled versus their offering price in the first day of trading, closing at $35.48 Thursday after the company priced them at $17 a day prior.
Outside of the tech world, energy firm Midstates Petroleum Company () was trading around $14.10 on Friday morning, up about 8% versus the offering price of $13 announced Thursday.
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