Trading under the symbol "ISLN" on Nasdaq, clustering specialist Isilon announced a public offering of 8,350,000 shares of its common stock at a price of $13 per share this morning, above its initial range of $8.50 to $9.50 a share. (See Isilon Moves Closer to IPO and Isilon Reveals IPO Plans.)
Isilon's shares opened at $25, and then dipped slightly to close at $23.20, although this was more than $10 (77.69 percent) above the vendor's initial price.
Replication vendor Double-Take, which is trading under "DBTK," priced its stock at $11, which was the high end of its range. The vendor originally set its planned IPO terms last month, saying it hoped to sell up to 7.5 million shares for between $9 and $11. (See Double-Take Seeks IPO.)
Trading on Double-Take's shares started shortly after Isilon's this morning, opening at $13.50 before eventually closing at $12.66.