Molecular Insight Pharmaceuticals Inc.

Cambridge, Mass. • 617-492-5554 • www.molecularinsight.com

Exchange and Ticker: Nasdaq: MIPI

Filing Range: 5M shares @ $14.00 to $16.00

Offering Price: $14.00

Close on First Day: $14.09

Offering Size: $70M

Shares Outstanding: 24,639,622

Underwriters: RBC Capital Markets/ Jefferies & Co. Inc.

Co-managers: AG Edwards & Sons Inc./ Oppenheimer & Co. Inc.

Company Counsel: Foley & Lardner

Manager Counsel: Willkie Farr & Gallagher

Auditor: Deloitte & Touche LLP

Market Capitalization on 2/28/07: $324.75M

Close price at current month end: $13.18

DESCRIPTION

Develops molecular imaging pharmaceuticals and targets radiotherapeutics to diagnose and treat disease. The company’s products are designed to improve the management of disease by targeting, visualizing, treating and monitoring disease at the molecular level. Molecular Insight Pharmaceuticals is also applying its platform technologies to develop targeted radiotherapeutics for the treatment of cancer. Competitors include Bristol-Myers Squibb Imaging, Amersham, GE Healthcare and Tyco Healthcare.

VENTURE BACKERS

Cerberus Capital Management LP; Emigrant Capital; Siemens Venture Capital GmbH; Tudor Ventures.

Source: Thomson Financial