Net Perceptions, Inc.

DateInflation Amount Per Share*
4/23/1999**$21.0013***
4/26/1999$21.0013
4/27/1999$21.0013
4/28/1999$20.7334
4/29/1999$19.6197
4/30/1999$19.3013
5/3/1999$19.1726
5/4/1999$17.9408
5/5/1999$19.365
5/6/1999$18.2013
5/7/1999$16.8141
5/10/1999$16.5537
5/11/1999$18.098
5/12/1999$19.33
5/13/1999$19.2726
5/14/1999$18.6089
5/17/1999$18.3149
5/18/1999$18.3432
5/19/1999$18.3356
5/20/1999$18.2876
5/21/1999$17.608
5/24/1999$16.8808
5/25/1999$15.4085
5/26/1999$14.6364
5/27/1999$14.2252
5/28/1999$14.626
6/1/1999$14.4294
6/2/1999$14.4476
6/3/1999$13.9942
6/4/1999$13.8367
6/7/1999$15.0958
6/8/1999$15.5874
6/9/1999$16.7264
6/10/1999$16.2087
6/11/1999$16.4388
6/14/1999$15.262
6/15/1999$14.3778
6/16/1999$14.398
6/17/1999$14.8277
6/18/1999$15.1328
6/21/1999$16.1074
6/22/1999$15.3156
6/23/1999$14.8713
6/24/1999$14.6422
6/25/1999$14.4539
6/28/1999$14.4987
6/29/1999$15.6372
6/30/1999$16.9305
7/1/1999$16.7637
7/2/1999$17.127
7/6/1999$17.5052
7/7/1999$17.1239
7/8/1999$17.4862
7/9/1999$17.2563
7/12/1999$17.6327
7/13/1999$16.6685
7/14/1999$16.7139
7/15/1999$16.9258
7/16/1999$16.6985
7/19/1999$16.6501
7/20/1999$15.8192
7/21/1999$15.6529
7/22/1999$15.2502
7/23/1999$15.2117
7/26/1999$14.4236
7/27/1999$14.4283
7/28/1999$14.1303
7/29/1999$12.996
7/30/1999$13.8683
8/2/1999$13.5725
8/3/1999$12.4658
8/4/1999$10.4905
8/5/1999$9.4064
8/6/1999$8.6021
8/9/1999$8.3013
8/10/1999$8.1418
8/11/1999$9.4498
8/12/1999$10.291
8/13/1999$10.5344
8/16/1999$10.2749
8/17/1999$10.8915
8/18/1999$13.4078
8/19/1999$14.1238
8/20/1999$14.3944
8/23/1999$13.1093
8/24/1999$12.5811
8/25/1999$13.5427
8/26/1999$12.9467
8/27/1999$14.0357
8/30/1999$13.6113
8/31/1999$14.2346
9/1/1999$14.357
9/2/1999$14.2968
9/3/1999$13.9198
9/7/1999$13.9717
9/8/1999$13.6511
9/9/1999$15.0636
9/10/1999$15.2068
9/13/1999$14.8201
9/14/1999$14.9327
9/15/1999$15.272
9/16/1999$14.4271
9/17/1999$13.8619
9/20/1999$13.8448
9/21/1999$13.6583
9/22/1999$14.4784
9/23/1999$14.3962
9/24/1999$13.5925
9/27/1999$13.8226
9/28/1999$13.8194
9/29/1999$14.2721
9/30/1999$14.5495
10/1/1999$15.0502
10/4/1999$15.0565
10/5/1999$15.0206
10/6/1999$14.9424
10/7/1999$15.8907
10/8/1999$16.4484
10/11/1999$16.0008
10/12/1999$15.3646
10/13/1999$15.2355
10/14/1999$15.484
10/15/1999$15.7894
10/18/1999$14.7708
10/19/1999$14.4049
10/20/1999$14.3046
10/21/1999$15.2192
10/22/1999$15.1207
10/25/1999$13.5486
10/26/1999$13.3591
10/27/1999$13.4331
10/28/1999$12.8733
10/29/1999$13.7289
11/1/1999$13.4786
11/2/1999$13.8477
11/3/1999$14.2141
11/4/1999$14.0281
11/5/1999$13.8788
11/8/1999$14.868
11/9/1999$18.8127
11/10/1999$18.7313
11/11/1999$19.9627
11/12/1999$21.0013
11/15/1999$21.0013
11/16/1999$21.0013
11/17/1999$20.8222
11/18/1999$21.0013
11/19/1999$21.0013
11/22/1999$21.0013
11/23/1999$21.0013
11/24/1999$21.0013
11/26/1999$21.0013
11/29/1999$21.0013
11/30/1999$21.0013
12/1/1999$21.0013
12/2/1999$21.0013
12/3/1999$21.0013
12/6/1999$21.0013
12/7/1999$21.0013
12/8/1999$21.0013
12/9/1999$21.0013
12/10/1999$21.0013
12/13/1999$21.0013
12/14/1999$20.9979
12/15/1999$20.7402
12/16/1999$20.9872
12/17/1999$20.8813
12/20/1999$20.6573
12/21/1999$21.0013
12/22/1999$20.9809
12/23/1999$20.7363
12/27/1999$20.3773
12/28/1999$19.9463
12/29/1999$20.2893
12/30/1999$21.0013
12/31/1999$21.0013
1/3/2000$21.0013
1/4/2000$21.0013
1/5/2000$21.0013
1/6/2000$21.0013
1/7/2000$21.0013
1/10/2000$21.0013
1/11/2000$21.0013
1/12/2000$21.0013
1/13/2000$21.0013
1/14/2000$21.0013
1/18/2000$21.0013
1/19/2000$21.0013
1/20/2000$21.0013
1/21/2000$21.0013
1/24/2000$21.0013
1/25/2000$21.0013
1/26/2000$21.0013
1/27/2000$21.0013
1/28/2000$21.0013
1/31/2000$21.0013
2/1/2000$21.0013
2/2/2000$21.0013
2/3/2000$21.0013
2/4/2000$21.0013
2/7/2000$21.0013
2/8/2000$21.0013
2/9/2000$21.0013
2/10/2000$21.0013
2/11/2000$21.0013
2/14/2000$21.0013
2/15/2000$21.0013
2/16/2000$21.0013
2/17/2000$21.0013
2/18/2000$21.0013
2/22/2000$21.0013
2/23/2000$21.0013
2/24/2000$21.0013
2/25/2000$21.0013
2/28/2000$21.0013
2/29/2000$21.0013
3/1/2000$21.0013
3/2/2000$21.0013
3/3/2000$21.0013
3/6/2000$21.0013
3/7/2000$21.0013
3/8/2000$21.0013
3/9/2000$21.0013
3/10/2000$21.0013
3/13/2000$21.0013
3/14/2000$21.0013
3/15/2000$21.0013
3/16/2000$21.0013
3/17/2000$21.0013
3/20/2000$21.0013
3/21/2000$21.0013
3/22/2000$21.0013
3/23/2000$21.0013
3/24/2000$21.0013
3/27/2000$21.0013
3/28/2000$21.0013
3/29/2000$21.0013
3/30/2000$21.0013
3/31/2000$21.0013
4/3/2000$20.69
4/4/2000$17.2403
4/5/2000$16.565
4/6/2000$17.6021
4/7/2000$17.319
4/10/2000$15.8996
4/11/2000$15.009
4/12/2000$13.939
4/13/2000$12.65
4/14/2000$7.5181
4/17/2000$12.7928
4/18/2000$15.9507
4/19/2000$16.8723
4/20/2000$16.317
4/24/2000$15.9928
4/25/2000$15.8411
4/26/2000$15.1787
4/27/2000$15.3803
4/28/2000$15.1783
5/1/2000$16.1248
5/2/2000$15.9326
5/3/2000$16.0609
5/4/2000$15.7198
5/5/2000$15.8399
5/8/2000$16.2683
5/9/2000$15.4227
5/10/2000$14.2525
5/11/2000$15.5126
5/12/2000$15.2116
5/15/2000$15.5883
5/16/2000$15.3255
5/17/2000$14.8829
5/18/2000$15.1091
5/19/2000$14.9742
5/22/2000$14.6385
5/23/2000$14.6407
5/24/2000$14.3113
5/25/2000$12.8467
5/26/2000$11.8506
5/30/2000$12.5933
5/31/2000$12.0209
6/1/2000$12.5083
6/2/2000$14.7427
6/5/2000$14.4883
6/6/2000$14.5187
6/7/2000$14.4843
6/8/2000$14.6114
6/9/2000$15.2269
6/12/2000$14.954
6/13/2000$14.859
6/14/2000$15.0721
6/15/2000$14.5481
6/16/2000$14.4226
6/19/2000$13.7699
6/20/2000$12.9689
6/21/2000$14.6263
6/22/2000$14.3685
6/23/2000$13.6024
6/26/2000$13.6199
6/27/2000$13.9573
6/28/2000$13.4392
6/29/2000$12.9919
6/30/2000$12.6798
7/3/2000$12.9684
7/5/2000$12.6212
7/6/2000$12.7242
7/7/2000$11.7847
7/10/2000$11.3833
7/11/2000$10.7105
7/12/2000$11.4912
7/13/2000$13.3762
7/14/2000$14.0698
7/17/2000$14.5576
7/18/2000$15.1299
7/19/2000$14.6997
7/20/2000$13.8466
7/21/2000$12.8258
7/24/2000$11.9589
7/25/2000$11.0334
7/26/2000$10.3271
7/27/2000$8.918
7/28/2000$8.2665
7/31/2000$8.9427
8/1/2000$9.0574
8/2/2000$8.6938
8/3/2000$8.8178
8/4/2000$8.9325
8/7/2000$8.8057
8/8/2000$8.2366
8/9/2000$8.1064
8/10/2000$7.7307
8/11/2000$7.9031
8/14/2000$7.7752
8/15/2000$7.4544
8/16/2000$7.6339
8/17/2000$7.3222
8/18/2000$7.5711
8/21/2000$7.6867
8/22/2000$7.8719
8/23/2000$7.6993
8/24/2000$8.1636
8/25/2000$9.6828
8/28/2000$9.531
8/29/2000$9.2097
8/30/2000$9.3457
8/31/2000$10.7814
9/1/2000$12.0823
9/5/2000$12.0261
9/6/2000$11.7455
9/7/2000$11.299
9/8/2000$10.3929
9/11/2000$10.5262
9/12/2000$10.0676
9/13/2000$10.4823
9/14/2000$10.9657
9/15/2000$10.2706
9/18/2000$9.3334
9/19/2000$9.4689
9/20/2000$9.572
9/21/2000$10.2559
9/22/2000$9.9398
9/25/2000$10.1917
9/26/2000$10.597
9/27/2000$9.9392
9/28/2000$9.4649
9/29/2000$1.8073
10/2/2000$2.1541
10/3/2000$1.7731
10/4/2000$1.8936
10/5/2000$1.9731
10/6/2000$1.6938
10/9/2000$1.4501
10/10/2000$1.8842
10/11/2000$1.913
10/12/2000$2.1146
10/13/2000$1.9435
10/16/2000$1.9425
10/17/2000$1.95
10/18/2000$1.8639
10/19/2000$1.7247
10/20/2000$1.6802
10/23/2000$1.5047
10/24/2000$1.28
10/25/2000$0.8272
10/26/2000$0.6532
10/27/2000$0.4195
10/30/2000$0.7323
10/31/2000$0.5465
11/1/2000$0.825
11/2/2000$1.0605
11/3/2000$1.0077
11/6/2000$0.8478
11/7/2000$1.0017
11/8/2000$1.084
11/9/2000$0.8577
11/10/2000$0.8797
11/13/2000$0.661
11/14/2000$0.5178
11/15/2000$0.6487
11/16/2000$0.5898
11/17/2000$0.614
11/20/2000$0.4893
11/21/2000$0.3402
11/22/2000$0.426
11/24/2000$0.2827
11/27/2000$0.1514
11/28/2000$0.3548
11/29/2000$0.7191
11/30/2000$0.5928
12/1/2000$0.6223
12/4/2000$0.4908
12/5/2000$0.1542
12/6/2000$0

* Data shown are adjusted forward for all stock splits between the IPO and 12/6/00.

** Purchases on a date not listed in the chart above have no artificial inflation.

*** Purchases in the IPO itself at $14.00 per share have no artificial inflation.