Network Engines, Inc.

DateInflation Amount Per Share*
7/13/2000**$16.6487***
7/14/2000$16.6487
7/17/2000$16.6487
7/18/2000$16.6487
7/19/2000$16.6487
7/20/2000$16.6487
7/21/2000$16.6487
7/24/2000$16.6487
7/25/2000$16.6487
7/26/2000$16.6487
7/27/2000$16.6487
7/28/2000$16.6487
7/31/2000$16.178
8/1/2000$15.8401
8/2/2000$15.6078
8/3/2000$15.6156
8/4/2000$15.8253
8/7/2000$16.3647
8/8/2000$15.5462
8/9/2000$15.4792
8/10/2000$16.2825
8/11/2000$16.0191
8/14/2000$15.8071
8/15/2000$14.7062
8/16/2000$15.2623
8/17/2000$15.9595
8/18/2000$15.7395
8/21/2000$15.9505
8/22/2000$15.8856
8/23/2000$15.8134
8/24/2000$15.7518
8/25/2000$16.6487
8/28/2000$16.5807
8/29/2000$16.6487
8/30/2000$16.6487
8/31/2000$16.6487
9/1/2000$16.6487
9/5/2000$16.6487
9/6/2000$16.6487
9/7/2000$16.6487
9/8/2000$16.6487
9/11/2000$16.6487
9/12/2000$16.6487
9/13/2000$16.6487
9/14/2000$16.6487
9/15/2000$16.6487
9/18/2000$16.6487
9/19/2000$16.6487
9/20/2000$16.6487
9/21/2000$16.6487
9/22/2000$16.6487
9/25/2000$16.6487
9/26/2000$16.6487
9/27/2000$16.6487
9/28/2000$16.6487
9/29/2000$16.6487
10/2/2000$16.6487
10/3/2000$16.6487
10/4/2000$16.6487
10/5/2000$16.6487
10/6/2000$16.6487
10/9/2000$16.6487
10/10/2000$16.6487
10/11/2000$16.6487
10/12/2000$16.6487
10/13/2000$16.6487
10/16/2000$16.186
10/17/2000$16.6487
10/18/2000$16.6487
10/19/2000$16.6487
10/20/2000$16.6487
10/23/2000$16.6487
10/24/2000$16.6487
10/25/2000$15.8724
10/26/2000$15.2054
10/27/2000$15.9739
10/30/2000$15.5951
10/31/2000$16.6487
11/1/2000$16.6487
11/2/2000$16.6487
11/3/2000$14.8045
11/6/2000$15.1411
11/7/2000$16.0134
11/8/2000$15.7002
11/9/2000$8.3558
11/10/2000$10.6896
11/13/2000$8.7227
11/14/2000$7.5409
11/15/2000$5.498
11/16/2000$4.945
11/17/2000$4.2773
11/20/2000$3.4369
11/21/2000$3.5754
11/22/2000$2.9092
11/24/2000$2.4672
11/27/2000$2.9474
11/28/2000$2.5095
11/29/2000$3.046
11/30/2000$2.0777
12/1/2000$2.3971
12/4/2000$1.136
12/5/2000$0.9301
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 $17.00 per share have no artificial inflation.