Rubicon Technology Inc.

Franklin Park, Ill.


Exchange and Ticker: RBCN: Nasdaq

Filing Range: 5.5M shares @ $12.00 to $14.00

Offering Price: $14.00

Close on First Day: $17.50

Offering Size: $93.80M

Shares Outstanding: 19,239,637

Underwriters: UBS Investment Bank

CoManager: Canaccord Adams/ CIBC WorldMarkets Inc./ JanneyMontgomery Scott LLC

Company Counsel:McGuireWoods LLP

Manager Counsel: Wilson Sonsini Goodrich & Rosati

Auditor: Grant Thornton LLP

Market Capitalization on 11/30/07: $355.93M

Close price at current month end: $18.50


Manufactures synthetic crystal for opto-electronic, semiconductor fabrication, telecommunications and optical & laser applications. Company employs the Kyropoulos method to grow high-density single crystal sapphire and other advanced technology materials.


AH Ventures, Cross Atlantic Capital Partners, Gazelle TechVentures, KB Partners, River Cities Capital Funds

Source: Thomson Financial