Rank	Company	Stock price 3/31/00	Stock price 3/31/99	% change in stock price
1	Netoptix Corp.	171.75	4.88	3423.08
2	Natural Microsystems Corp.	85.75	4.94	1636.53
3	Interleaf Inc.	47.00	3.19	1374.28
4	Cubist Pharmaceuticals Inc.	41.88	3.13	1240.00
5	Seachange International Inc.	61.63	5.71	979.63
6	Kopin Corp.	68.75	6.91	895.51
7	LTX Corp.	45.19	4.81	839.07
8	PolyMedica Corp.	58.75	7.50	683.33
9	Genome Theraptcs	23.56	3.13	653.98
10	Cytyc Corp.	48.25	6.94	595.45
11	Robotic Vision Systems Inc.	16.00	2.31	592.04
12	Media 100 Inc.	34.88	5.25	564.29
13	Netegrity Inc.	68.50	11.19	512.26
14	Signal Technology Corp.	26.00	4.25	511.77
15	Northeast Optic Network Inc.	84.56	14.13	498.67
16	Mercury Computer Systems Inc.	48.88	9.00	443.06
17	Analog Devices	80.50	14.88	441.18
18	Immunogen Inc.	12.00	2.25	433.33
19	Satcon Technology Corp.	26.06	4.94	427.79
20	Varian Semiconductor Equipment	63.63	12.25	419.39
21	Alpha Industries Inc.	47.50	9.19	416.98
22	CTC Communications Group Inc.	42.63	8.25	416.67
23	On Technology Corp.	10.50	2.06	409.21
24	Genzyme Transgenics Corp.	20.00	3.94	407.87
25	Elcom International Inc.	14.69	2.97	394.71
Company stock must have traded on March 31, 2000; share price of $2 or higher. Source: Data compiled by COMPUSTAT