Copper Mountain Networks, Inc.

DateInflation Amount Per Share*
5/13/1999**$51.1513***
5/14/1999$49.6911
5/17/1999$47.9331
5/18/1999$51.1513
5/19/1999$51.1513
5/20/1999$51.1513
5/21/1999$51.1513
5/24/1999$47.1898
5/25/1999$41.3361
5/26/1999$44.0782
5/27/1999$44.7733
5/28/1999$49.1627
6/1/1999$51.1513
6/2/1999$49.7135
6/3/1999$47.2599
6/4/1999$49.2655
6/7/1999$49.9298
6/8/1999$50.6195
6/9/1999$50.524
6/10/1999$49.6616
6/11/1999$47.914
6/14/1999$45.787
6/15/1999$45.9225
6/16/1999$47.122
6/17/1999$48.0155
6/18/1999$48.8491
6/21/1999$49.3934
6/22/1999$47.5096
6/23/1999$46.9713
6/24/1999$45.9017
6/25/1999$45.8971
6/28/1999$48.0474
6/29/1999$51.0726
6/30/1999$51.1513
7/1/1999$51.1513
7/2/1999$51.1513
7/6/1999$51.1513
7/7/1999$51.1513
7/8/1999$51.1513
7/9/1999$51.1513
7/12/1999$51.1513
7/13/1999$51.1513
7/14/1999$51.1513
7/15/1999$51.1513
7/16/1999$51.1513
7/19/1999$51.1513
7/20/1999$51.1513
7/21/1999$51.1513
7/22/1999$51.1513
7/23/1999$51.1513
7/26/1999$51.1513
7/27/1999$51.1513
7/28/1999$51.1513
7/29/1999$51.1513
7/30/1999$51.1513
8/2/1999$51.1513
8/3/1999$51.1513
8/4/1999$51.1513
8/5/1999$51.1513
8/6/1999$51.1513
8/9/1999$51.1513
8/10/1999$51.1513
8/11/1999$51.1513
8/12/1999$51.1513
8/13/1999$51.1513
8/16/1999$51.1513
8/17/1999$51.1513
8/18/1999$51.1513
8/19/1999$51.1513
8/20/1999$51.1513
8/23/1999$51.1513
8/24/1999$51.1513
8/25/1999$51.1513
8/26/1999$51.1513
8/27/1999$51.1513
8/30/1999$51.1513
8/31/1999$51.1513
9/1/1999$51.1513
9/2/1999$51.1513
9/3/1999$51.1513
9/7/1999$51.1513
9/8/1999$51.1513
9/9/1999$51.1513
9/10/1999$51.1513
9/13/1999$51.1513
9/14/1999$51.1513
9/15/1999$51.1513
9/16/1999$51.1513
9/17/1999$51.1513
9/20/1999$51.1513
9/21/1999$51.1513
9/22/1999$51.1513
9/23/1999$51.1513
9/24/1999$51.1513
9/27/1999$51.1513
9/28/1999$51.1513
9/29/1999$51.1513
9/30/1999$51.1513
10/1/1999$51.1513
10/4/1999$51.1513
10/5/1999$51.1513
10/6/1999$51.1513
10/7/1999$51.1513
10/8/1999$51.1513
10/11/1999$51.1513
10/12/1999$51.1513
10/13/1999$51.1513
10/14/1999$51.1513
10/15/1999$51.1513
10/18/1999$51.1513
10/19/1999$51.1513
10/20/1999$51.1513
10/21/1999$51.1513
10/22/1999$51.1513
10/25/1999$51.1513
10/26/1999$51.1513
10/27/1999$51.1513
10/28/1999$51.1513
10/29/1999$51.1513
11/1/1999$51.1513
11/2/1999$51.1513
11/3/1999$51.1513
11/4/1999$51.1513
11/5/1999$51.1513
11/8/1999$51.1513
11/9/1999$51.1513
11/10/1999$51.1513
11/11/1999$51.1513
11/12/1999$51.1513
11/15/1999$51.1513
11/16/1999$51.1513
11/17/1999$51.1513
11/18/1999$51.1513
11/19/1999$51.1513
11/22/1999$51.1513
11/23/1999$51.1513
11/24/1999$51.1513
11/26/1999$51.1513
11/29/1999$51.1513
11/30/1999$51.1513
12/1/1999$51.1513
12/2/1999$51.1513
12/3/1999$51.1513
12/6/1999$51.1513
12/7/1999$51.1513
12/8/1999$51.1513
12/9/1999$51.1513
12/10/1999$51.1513
12/13/1999$51.1513
12/14/1999$51.1513
12/15/1999$51.1513
12/16/1999$51.1513
12/17/1999$51.1513
12/20/1999$51.1513
12/21/1999$51.1513
12/22/1999$51.1513
12/23/1999$51.1513
12/27/1999$51.1513
12/28/1999$51.1513
12/29/1999$51.1513
12/30/1999$51.1513
12/31/1999$51.1513
1/3/2000$51.1513
1/4/2000$51.1513
1/5/2000$51.1513
1/6/2000$51.1513
1/7/2000$51.1513
1/10/2000$51.1513
1/11/2000$51.1513
1/12/2000$51.1513
1/13/2000$51.1513
1/14/2000$51.1513
1/18/2000$51.1513
1/19/2000$51.1513
1/20/2000$51.1513
1/21/2000$51.1513
1/24/2000$51.1513
1/25/2000$51.1513
1/26/2000$51.1513
1/27/2000$51.1513
1/28/2000$51.1513
1/31/2000$51.1513
2/1/2000$51.1513
2/2/2000$51.1513
2/3/2000$51.1513
2/4/2000$51.1513
2/7/2000$51.1513
2/8/2000$51.1513
2/9/2000$51.1513
2/10/2000$51.1513
2/11/2000$51.1513
2/14/2000$51.1513
2/15/2000$51.1513
2/16/2000$51.1513
2/17/2000$51.1513
2/18/2000$51.1513
2/22/2000$51.1513
2/23/2000$51.1513
2/24/2000$51.1513
2/25/2000$51.1513
2/28/2000$51.1513
2/29/2000$51.1513
3/1/2000$51.1513
3/2/2000$51.1513
3/3/2000$51.1513
3/6/2000$51.1513
3/7/2000$51.1513
3/8/2000$51.1513
3/9/2000$51.1513
3/10/2000$51.1513
3/13/2000$51.1513
3/14/2000$51.1513
3/15/2000$51.1513
3/16/2000$51.1513
3/17/2000$51.1513
3/20/2000$51.1513
3/21/2000$51.1513
3/22/2000$51.1513
3/23/2000$51.1513
3/24/2000$51.1513
3/27/2000$51.1513
3/28/2000$51.1513
3/29/2000$51.1513
3/30/2000$51.1513
3/31/2000$51.1513
4/3/2000$51.1513
4/4/2000$51.1513
4/5/2000$51.1513
4/6/2000$51.1513
4/7/2000$51.1513
4/10/2000$51.1513
4/11/2000$51.1513
4/12/2000$51.1513
4/13/2000$51.1513
4/14/2000$51.1513
4/17/2000$51.1513
4/18/2000$51.1513
4/19/2000$51.1513
4/20/2000$51.1513
4/24/2000$51.1513
4/25/2000$51.1513
4/26/2000$51.1513
4/27/2000$51.1513
4/28/2000$51.1513
5/1/2000$51.1513
5/2/2000$51.1513
5/3/2000$51.1513
5/4/2000$51.1513
5/5/2000$51.1513
5/8/2000$51.1513
5/9/2000$51.1513
5/10/2000$51.1513
5/11/2000$51.1513
5/12/2000$51.1513
5/15/2000$51.1513
5/16/2000$51.1513
5/17/2000$51.1513
5/18/2000$51.1513
5/19/2000$51.1513
5/22/2000$51.1513
5/23/2000$51.1513
5/24/2000$51.1513
5/25/2000$51.1513
5/26/2000$51.1513
5/30/2000$51.1513
5/31/2000$51.1513
6/1/2000$51.1513
6/2/2000$51.1513
6/5/2000$51.1513
6/6/2000$51.1513
6/7/2000$51.1513
6/8/2000$51.1513
6/9/2000$51.1513
6/12/2000$51.1513
6/13/2000$51.1513
6/14/2000$51.1513
6/15/2000$51.1513
6/16/2000$51.1513
6/19/2000$51.1513
6/20/2000$51.1513
6/21/2000$51.1513
6/22/2000$51.1513
6/23/2000$51.1513
6/26/2000$51.1513
6/27/2000$51.1513
6/28/2000$51.1513
6/29/2000$51.1513
6/30/2000$51.1513
7/3/2000$51.1513
7/5/2000$51.1513
7/6/2000$51.1513
7/7/2000$51.1513
7/10/2000$51.1513
7/11/2000$51.1513
7/12/2000$51.1513
7/13/2000$51.1513
7/14/2000$51.1513
7/17/2000$51.1513
7/18/2000$51.1513
7/19/2000$51.1513
7/20/2000$51.1513
7/21/2000$51.1513
7/24/2000$51.1513
7/25/2000$51.1513
7/26/2000$51.1513
7/27/2000$51.1513
7/28/2000$51.1513
7/31/2000$51.1513
8/1/2000$51.1513
8/2/2000$51.1513
8/3/2000$51.1513
8/4/2000$51.1513
8/7/2000$51.1513
8/8/2000$51.1513
8/9/2000$51.1513
8/10/2000$51.1513
8/11/2000$51.1513
8/14/2000$51.1513
8/15/2000$51.1513
8/16/2000$51.1513
8/17/2000$51.1513
8/18/2000$51.1513
8/21/2000$51.1513
8/22/2000$51.1513
8/23/2000$51.1513
8/24/2000$51.1513
8/25/2000$51.1513
8/28/2000$51.1513
8/29/2000$51.1513
8/30/2000$51.1513
8/31/2000$51.1513
9/1/2000$51.1513
9/5/2000$51.1513
9/6/2000$51.1513
9/7/2000$51.1513
9/8/2000$51.1513
9/11/2000$51.1513
9/12/2000$51.1513
9/13/2000$51.1513
9/14/2000$51.1513
9/15/2000$51.1513
9/18/2000$51.1513
9/19/2000$51.1513
9/20/2000$51.1513
9/21/2000$51.1513
9/22/2000$51.1513
9/25/2000$51.1513
9/26/2000$51.1513
9/27/2000$51.1513
9/28/2000$51.1513
9/29/2000$51.035
10/2/2000$48.8582
10/3/2000$49.8951
10/4/2000$50.0282
10/5/2000$47.4275
10/6/2000$45.2294
10/9/2000$46.9996
10/10/2000$46.0061
10/11/2000$46.4246
10/12/2000$42.6125
10/13/2000$46.8836
10/16/2000$45.5306
10/17/2000$39.0348
10/18/2000$5.1917
10/19/2000$3.0585
10/20/2000$6.3703
10/23/2000$9.4346
10/24/2000$7.7577
10/25/2000$6.5163
10/26/2000$7.1459
10/27/2000$6.8134
10/30/2000$5.7423
10/31/2000$7.2952
11/1/2000$9.0805
11/2/2000$10.1499
11/3/2000$8.9019
11/6/2000$7.4354
11/7/2000$8.1682
11/8/2000$8.1114
11/9/2000$6.9945
11/10/2000$6.4476
11/13/2000$5.9987
11/14/2000$6.9424
11/15/2000$5.8012
11/16/2000$4.8476
11/17/2000$5.6843
11/20/2000$4.4598
11/21/2000$1.7542
11/22/2000$1.3625
11/24/2000$1.1684
11/27/2000$2.4944
11/28/2000$2.2354
11/29/2000$0.8556
11/30/2000$0.0097
12/1/2000$0.0676
12/4/2000$0.3399
12/5/2000$0.5852
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 $21.00 per share have no artificial inflation.