IMPV Filed Distribution
UNDERWRITING
Under the terms and subject to the conditions contained in the underwriting
agreement dated March 15, 2000, we have agreed to sell to the underwriters named
below, for whom Credit Suisse First Boston Corporation, FleetBoston Robertson
Stephens Inc. and E*OFFERING Corp. are acting as representatives, the following
respective numbers of shares of common stock:
NUMBER
UNDERWRITER OF SHARES
----------- ---------
Credit Suisse First Boston Corporation...................... 1,399,320
FleetBoston Robertson Stephens Inc.......................... 699,660
E*OFFERING Corp. ........................................... 233,220
William Blair & Company, L.L.C.............................. 55,200
J.C. Bradford & Co. ........................................ 41,400
Chase Securities Inc. ...................................... 41,400
Deutsche Bank Securities Inc................................ 41,400
First Union Securities, Inc................................. 41,400
Invemed Associates LLC...................................... 41,400
Prudential Securities Incorporated.......................... 41,400
Salomon Smith Barney Inc.................................... 41,400
SG Cowen Securities Corporation............................. 41,400
SoundView Technology Group, Inc. ........................... 41,400
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Total..................................................... 2,760,000
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