Primus Knowledge Solutions, Inc.

DateInflation Amount Per Share*
7/1/1999**$8.29989***
7/2/1999$8.29989
7/6/1999$8.29989
7/7/1999$8.29989
7/8/1999$8.29989
7/9/1999$8.29989
7/12/1999$8.29989
7/13/1999$8.29989
7/14/1999$8.29989
7/15/1999$8.29989
7/16/1999$8.29989
7/19/1999$8.29989
7/20/1999$8.29989
7/21/1999$8.29989
7/22/1999$8.29989
7/23/1999$8.29989
7/26/1999$8.29989
7/27/1999$8.29989
7/28/1999$8.29989
7/29/1999$8.29989
7/30/1999$8.29989
8/2/1999$8.29989
8/3/1999$8.29989
8/4/1999$8.29989
8/5/1999$8.29989
8/6/1999$8.29989
8/9/1999$8.29989
8/10/1999$8.29989
8/11/1999$8.29989
8/12/1999$8.29989
8/13/1999$8.29989
8/16/1999$8.29989
8/17/1999$8.29989
8/18/1999$8.29989
8/19/1999$8.29989
8/20/1999$8.29989
8/23/1999$8.29989
8/24/1999$8.29989
8/25/1999$8.29989
8/26/1999$8.29989
8/27/1999$8.29989
8/30/1999$8.29989
8/31/1999$8.29989
9/1/1999$8.29989
9/2/1999$8.29989
9/3/1999$8.29989
9/7/1999$8.29989
9/8/1999$8.29989
9/9/1999$8.29989
9/10/1999$8.29989
9/13/1999$8.29989
9/14/1999$8.29989
9/15/1999$8.29989
9/16/1999$8.29989
9/17/1999$8.29989
9/20/1999$8.29989
9/21/1999$8.29989
9/22/1999$8.29989
9/23/1999$8.29989
9/24/1999$8.29989
9/27/1999$8.29989
9/28/1999$8.29989
9/29/1999$8.29989
9/30/1999$8.29989
10/1/1999$8.29989
10/4/1999$8.29989
10/5/1999$8.29989
10/6/1999$8.29989
10/7/1999$8.29989
10/8/1999$8.29989
10/11/1999$8.29989
10/12/1999$8.29989
10/13/1999$8.29989
10/14/1999$8.29989
10/15/1999$8.29989
10/18/1999$8.29989
10/19/1999$8.29989
10/20/1999$8.29989
10/21/1999$8.29989
10/22/1999$8.29989
10/25/1999$8.29989
10/26/1999$8.29989
10/27/1999$8.29989
10/28/1999$8.29989
10/29/1999$8.29989
11/1/1999$8.29989
11/2/1999$8.29989
11/3/1999$8.29989
11/4/1999$8.29989
11/5/1999$8.29989
11/8/1999$8.29989
11/9/1999$8.29989
11/10/1999$8.29989
11/11/1999$8.29989
11/12/1999$8.29989
11/15/1999$8.29989
11/16/1999$8.29989
11/17/1999$8.29989
11/18/1999$8.29989
11/19/1999$8.29989
11/22/1999$8.29989
11/23/1999$8.29989
11/24/1999$8.29989
11/26/1999$8.29989
11/29/1999$8.29989
11/30/1999$8.29989
12/1/1999$8.29989
12/2/1999$8.29989
12/3/1999$8.29989
12/6/1999$8.29989
12/7/1999$8.29989
12/8/1999$8.29989
12/9/1999$8.29989
12/10/1999$8.29989
12/13/1999$8.29989
12/14/1999$8.29989
12/15/1999$8.29989
12/16/1999$8.29989
12/17/1999$8.29989
12/20/1999$8.29989
12/21/1999$8.29989
12/22/1999$8.29989
12/23/1999$8.29989
12/27/1999$8.29989
12/28/1999$8.29989
12/29/1999$8.29989
12/30/1999$8.29989
12/31/1999$8.29989
1/3/2000$8.29989
1/4/2000$8.29989
1/5/2000$8.29989
1/6/2000$8.29989
1/7/2000$8.29989
1/10/2000$8.29989
1/11/2000$8.29989
1/12/2000$8.29989
1/13/2000$8.29989
1/14/2000$8.29989
1/18/2000$8.29989
1/19/2000$8.29989
1/20/2000$8.29989
1/21/2000$8.29989
1/24/2000$8.29989
1/25/2000$8.29989
1/26/2000$8.29989
1/27/2000$8.29989
1/28/2000$8.29989
1/31/2000$8.29989
2/1/2000$8.29989
2/2/2000$8.29989
2/3/2000$8.29989
2/4/2000$8.29989
2/7/2000$8.29989
2/8/2000$8.29989
2/9/2000$8.29989
2/10/2000$8.29989
2/11/2000$8.29989
2/14/2000$8.29989
2/15/2000$8.29989
2/16/2000$8.29989
2/17/2000$8.29989
2/18/2000$8.29989
2/22/2000$8.29989
2/23/2000$8.29989
2/24/2000$8.29989
2/25/2000$8.29989
2/28/2000$8.29989
2/29/2000$8.29989
3/1/2000$8.29989
3/2/2000$8.29989
3/3/2000$8.29989
3/6/2000$8.29989
3/7/2000$8.29989
3/8/2000$8.29989
3/9/2000$8.29989
3/10/2000$8.29989
3/13/2000$8.29989
3/14/2000$8.29989
3/15/2000$8.29989
3/16/2000$8.29989
3/17/2000$8.29989
3/20/2000$8.29989
3/21/2000$8.29989
3/22/2000$8.29989
3/23/2000$8.29989
3/24/2000$8.29989
3/27/2000$8.29989
3/28/2000$8.29989
3/29/2000$8.29989
3/30/2000$8.29989
3/31/2000$8.29989
4/3/2000$8.29989
4/4/2000$8.29989
4/5/2000$8.29989
4/6/2000$8.29989
4/7/2000$8.29989
4/10/2000$8.29989
4/11/2000$8.29989
4/12/2000$8.29989
4/13/2000$8.29989
4/14/2000$8.29989
4/17/2000$8.29989
4/18/2000$8.29989
4/19/2000$8.29989
4/20/2000$8.29989
4/24/2000$8.29989
4/25/2000$8.29989
4/26/2000$8.29989
4/27/2000$8.29989
4/28/2000$8.29989
5/1/2000$8.29989
5/2/2000$8.29989
5/3/2000$8.29989
5/4/2000$8.29989
5/5/2000$8.29989
5/8/2000$8.29989
5/9/2000$8.29989
5/10/2000$8.29989
5/11/2000$8.29989
5/12/2000$8.29989
5/15/2000$8.29989
5/16/2000$8.29989
5/17/2000$8.29989
5/18/2000$8.29989
5/19/2000$8.29989
5/22/2000$8.29989
5/23/2000$8.29989
5/24/2000$8.29989
5/25/2000$8.29989
5/26/2000$8.29989
5/30/2000$8.29989
5/31/2000$8.29989
6/1/2000$8.29989
6/2/2000$8.29989
6/5/2000$8.29989
6/6/2000$8.29989
6/7/2000$8.29989
6/8/2000$8.29989
6/9/2000$8.29989
6/12/2000$8.29989
6/13/2000$8.29989
6/14/2000$8.29989
6/15/2000$8.29989
6/16/2000$8.29989
6/19/2000$8.29989
6/20/2000$8.29989
6/21/2000$8.29989
6/22/2000$8.29989
6/23/2000$8.29989
6/26/2000$8.29989
6/27/2000$8.29989
6/28/2000$8.29989
6/29/2000$8.29989
6/30/2000$8.29989
7/3/2000$8.29989
7/5/2000$8.29989
7/6/2000$8.29989
7/7/2000$8.29989
7/10/2000$8.29989
7/11/2000$8.29989
7/12/2000$8.29989
7/13/2000$8.29989
7/14/2000$8.29989
7/17/2000$8.29989
7/18/2000$8.29989
7/19/2000$8.29989
7/20/2000$8.29989
7/21/2000$8.29989
7/24/2000$8.29989
7/25/2000$8.29989
7/26/2000$8.29989
7/27/2000$8.29989
7/28/2000$8.29989
7/31/2000$8.29989
8/1/2000$8.29989
8/2/2000$8.03526
8/3/2000$8.29989
8/4/2000$8.29989
8/7/2000$8.29989
8/8/2000$8.29989
8/9/2000$8.29989
8/10/2000$8.29989
8/11/2000$8.29989
8/14/2000$8.29989
8/15/2000$8.29989
8/16/2000$8.29989
8/17/2000$8.29989
8/18/2000$8.29989
8/21/2000$8.29989
8/22/2000$8.29989
8/23/2000$8.29989
8/24/2000$8.29989
8/25/2000$8.29989
8/28/2000$8.29989
8/29/2000$8.29989
8/30/2000$8.29989
8/31/2000$8.29989
9/1/2000$8.29989
9/5/2000$8.29989
9/6/2000$8.29989
9/7/2000$8.29989
9/8/2000$8.29989
9/11/2000$8.29989
9/12/2000$8.29989
9/13/2000$8.29989
9/14/2000$8.29989
9/15/2000$8.25929
9/18/2000$8.12407
9/19/2000$7.89101
9/20/2000$8.01207
9/21/2000$7.83481
9/22/2000$8.2472
9/25/2000$7.14343
9/26/2000$6.59461
9/27/2000$6.67012
9/28/2000$5.89872
9/29/2000$5.73704
10/2/2000$2.39568
10/3/2000$0
10/4/2000$0
10/5/2000$0
10/6/2000$0
10/9/2000$0
10/10/2000$0
10/11/2000$0
10/12/2000$0
10/13/2000$0
10/16/2000$0
10/17/2000$0
10/18/2000$0
10/19/2000$0.00696
10/20/2000$0.13333
10/23/2000$1.34779
10/24/2000$0.25621
10/25/2000$0.16345
10/26/2000$0.07655
10/27/2000$0.05036
10/30/2000$0.21281
10/31/2000$0.12496
11/1/2000$0.36797
11/2/2000$0.92361
11/3/2000$0.57824
11/6/2000$1.03623
11/7/2000$0.9022
11/8/2000$0.76744
11/9/2000$0.99306
11/10/2000$0.89549
11/13/2000$0
11/14/2000$0.06606
11/15/2000$0.03591
11/16/2000$0
11/17/2000$0.0196
11/20/2000$0
11/21/2000$0
11/22/2000$0
11/24/2000$0
11/27/2000$0.03508
11/28/2000$0.26428
11/29/2000$0.21158
11/30/2000$0.95619
12/1/2000$0.54835
12/4/2000$0.34116
12/5/2000$0.15551
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 $11.00 per share have no artificial inflation.