Company

Amount

Number of Shares

Share Unit Price

Discount

Placement Agent

Alexion Pharmaceuticals Inc.

11.2

1.45S

7.72

0.09

Alexion sold 1.45M shares of common stock to institutional investors at $7.72/share, a 9 0iscount from the 10-day trading average of its traded stock price; the company will register the shares for resale; BancAmerica Robertson Stephens & Co. LLC acted as the placement agent (6/97)

Inhale Therapeutic Systems

32.4

1.8S

18

0.03

A number of institutional investors bought 1.8M newly issued shares of Inhale stock at $18.00/share; the company registered the shares for re-sale; Vector Securities International Inc. acted as the placement agent (1/97)

Interferon Sciences Inc.

11.6

1.93S

6

0.07

The company sold 1.93M unregistered shares of common stock primarily to institutional investors; Sunrise Securities Corp. acted as the placement agent (8/97)

Matritech Inc.

11

2.2S

5

0.03

Matritech sold 2.2M shares at $5.00 each (a 3 0iscount to market); Sunrise Securities Corp. acted as the placement agent (5/97)