F5 Networks, Inc.

DateInflation Amount Per Share*
6/4/1999**$0***
6/7/1999$0
6/8/1999$0.31137
6/9/1999$0.19197
6/10/1999$0
6/11/1999$0
6/14/1999$0
6/15/1999$0
6/16/1999$0
6/17/1999$0.20095
6/18/1999$0
6/21/1999$0
6/22/1999$0.10725
6/23/1999$0
6/24/1999$0
6/25/1999$0.6125
6/28/1999$1.64495
6/29/1999$1.8375
6/30/1999$1.8375
7/1/1999$1.8375
7/2/1999$1.8375
7/6/1999$1.8375
7/7/1999$1.8375
7/8/1999$1.8375
7/9/1999$1.8375
7/12/1999$1.8375
7/13/1999$1.8375
7/14/1999$1.8375
7/15/1999$1.8375
7/16/1999$1.8375
7/19/1999$1.8375
7/20/1999$1.8375
7/21/1999$1.8375
7/22/1999$1.8375
7/23/1999$1.8375
7/26/1999$1.8375
7/27/1999$1.8375
7/28/1999$1.8375
7/29/1999$1.8375
7/30/1999$1.8375
8/2/1999$1.8375
8/3/1999$1.8375
8/4/1999$1.8375
8/5/1999$1.8375
8/6/1999$1.8375
8/9/1999$1.8375
8/10/1999$1.8375
8/11/1999$1.8375
8/12/1999$1.8375
8/13/1999$1.8375
8/16/1999$1.8375
8/17/1999$1.8375
8/18/1999$1.8375
8/19/1999$1.8375
8/20/1999$1.8375
8/23/1999$1.8375
8/24/1999$1.8375
8/25/1999$1.8375
8/26/1999$1.8375
8/27/1999$1.8375
8/30/1999$1.8375
8/31/1999$1.8375
9/1/1999$1.8375
9/2/1999$1.8375
9/3/1999$1.8375
9/7/1999$1.8375
9/8/1999$1.8375
9/9/1999$1.8375
9/10/1999$1.8375
9/13/1999$1.8375
9/14/1999$1.8375
9/15/1999$1.8375
9/16/1999$1.8375
9/17/1999$1.8375
9/20/1999$1.8375
9/21/1999$1.8375
9/22/1999$1.8375
9/23/1999$1.8375
9/24/1999$1.8375
9/27/1999$1.8375
9/28/1999$1.8375
9/29/1999$1.8375
9/30/1999$1.8375
10/1/1999$1.8375
10/4/1999$1.8375
10/5/1999$1.8375
10/6/1999$1.8375
10/7/1999$1.8375
10/8/1999$1.8375
10/11/1999$1.8375
10/12/1999$1.8375
10/13/1999$1.8375
10/14/1999$1.8375
10/15/1999$1.8375
10/18/1999$1.8375
10/19/1999$1.8375
10/20/1999$1.8375
10/21/1999$1.8375
10/22/1999$1.8375
10/25/1999$1.8375
10/26/1999$1.8375
10/27/1999$1.8375
10/28/1999$1.8375
10/29/1999$1.8375
11/1/1999$1.8375
11/2/1999$1.8375
11/3/1999$1.8375
11/4/1999$1.8375
11/5/1999$1.8375
11/8/1999$1.8375
11/9/1999$1.8375
11/10/1999$1.8375
11/11/1999$1.8375
11/12/1999$1.8375
11/15/1999$1.8375
11/16/1999$1.8375
11/17/1999$1.8375
11/18/1999$1.8375
11/19/1999$1.8375
11/22/1999$1.8375
11/23/1999$1.8375
11/24/1999$1.8375
11/26/1999$1.8375
11/29/1999$1.8375
11/30/1999$1.8375
12/1/1999$1.8375
12/2/1999$1.8375
12/3/1999$1.8375
12/6/1999$1.8375
12/7/1999$1.8375
12/8/1999$1.8375
12/9/1999$1.8375
12/10/1999$1.8375
12/13/1999$1.8375
12/14/1999$1.8375
12/15/1999$1.8375
12/16/1999$1.8375
12/17/1999$1.8375
12/20/1999$1.8375
12/21/1999$1.8375
12/22/1999$1.8375
12/23/1999$1.8375
12/27/1999$1.8375
12/28/1999$1.8375
12/29/1999$1.8375
12/30/1999$1.8375
12/31/1999$1.8375
1/3/2000$1.8375
1/4/2000$1.8375
1/5/2000$1.8375
1/6/2000$1.8375
1/7/2000$1.8375
1/10/2000$1.8375
1/11/2000$1.8375
1/12/2000$1.8375
1/13/2000$1.8375
1/14/2000$1.8375
1/18/2000$1.8375
1/19/2000$1.8375
1/20/2000$1.8375
1/21/2000$1.8375
1/24/2000$1.8375
1/25/2000$1.8375
1/26/2000$1.8375
1/27/2000$1.8375
1/28/2000$1.8375
1/31/2000$1.8375
2/1/2000$1.8375
2/2/2000$1.8375
2/3/2000$1.8375
2/4/2000$1.8375
2/7/2000$1.8375
2/8/2000$1.8375
2/9/2000$1.8375
2/10/2000$1.8375
2/11/2000$1.8375
2/14/2000$1.8375
2/15/2000$1.8375
2/16/2000$1.8375
2/17/2000$1.8375
2/18/2000$1.8375
2/22/2000$1.8375
2/23/2000$1.8375
2/24/2000$1.8375
2/25/2000$1.8375
2/28/2000$1.8375
2/29/2000$1.8375
3/1/2000$1.8375
3/2/2000$1.8375
3/3/2000$1.8375
3/6/2000$1.8375
3/7/2000$1.8375
3/8/2000$1.8375
3/9/2000$1.8375
3/10/2000$1.8375
3/13/2000$1.8375
3/14/2000$1.8375
3/15/2000$1.8375
3/16/2000$1.8375
3/17/2000$1.8375
3/20/2000$1.8375
3/21/2000$1.8375
3/22/2000$1.8375
3/23/2000$1.8375
3/24/2000$1.8375
3/27/2000$1.8375
3/28/2000$1.8375
3/29/2000$1.8375
3/30/2000$1.8375
3/31/2000$1.8375
4/3/2000$1.8375
4/4/2000$1.8375
4/5/2000$1.8375
4/6/2000$1.8375
4/7/2000$1.8375
4/10/2000$1.8375
4/11/2000$1.8375
4/12/2000$1.8375
4/13/2000$1.8375
4/14/2000$1.8375
4/17/2000$1.8375
4/18/2000$1.8375
4/19/2000$1.8375
4/20/2000$1.8375
4/24/2000$1.8375
4/25/2000$1.8375
4/26/2000$1.8375
4/27/2000$1.8375
4/28/2000$1.8375
5/1/2000$1.8375
5/2/2000$1.8375
5/3/2000$1.8375
5/4/2000$1.79739
5/5/2000$0.42774
5/8/2000$0.50821
5/9/2000$0.39769
5/10/2000$0.19334
5/11/2000$0.15778
5/12/2000$0.4072
5/15/2000$0.44093
5/16/2000$1.2832
5/17/2000$1.8375
5/18/2000$1.33384
5/19/2000$1.06043
5/22/2000$0.99293
5/23/2000$0.95236
5/24/2000$0.79157
5/25/2000$0.50988
5/26/2000$0.47676
5/30/2000$0.58775
5/31/2000$0.39328
6/1/2000$1.14401
6/2/2000$1.69785
6/5/2000$1.8375
6/6/2000$1.8375
6/7/2000$1.8375
6/8/2000$1.8375
6/9/2000$1.8375
6/12/2000$1.8375
6/13/2000$1.8375
6/14/2000$1.8375
6/15/2000$1.8375
6/16/2000$1.8375
6/19/2000$1.58307
6/20/2000$1.8375
6/21/2000$1.8375
6/22/2000$1.8375
6/23/2000$1.8375
6/26/2000$1.8375
6/27/2000$1.8375
6/28/2000$1.8375
6/29/2000$1.8375
6/30/2000$1.8375
7/3/2000$1.8375
7/5/2000$1.8375
7/6/2000$1.8375
7/7/2000$1.8375
7/10/2000$1.8375
7/11/2000$1.8375
7/12/2000$1.8375
7/13/2000$1.8375
7/14/2000$1.8375
7/17/2000$1.8375
7/18/2000$1.8375
7/19/2000$1.8375
7/20/2000$1.8375
7/21/2000$1.8375
7/24/2000$1.8375
7/25/2000$1.8375
7/26/2000$1.8375
7/27/2000$1.8375
7/28/2000$1.8375
7/31/2000$1.8375
8/1/2000$1.8375
8/2/2000$1.8375
8/3/2000$1.8375
8/4/2000$1.8375
8/7/2000$1.8375
8/8/2000$1.8375
8/9/2000$1.8375
8/10/2000$1.8375
8/11/2000$1.8375
8/14/2000$1.8375
8/15/2000$1.8375
8/16/2000$1.8375
8/17/2000$1.8375
8/18/2000$1.8375
8/21/2000$1.8375
8/22/2000$1.8375
8/23/2000$1.8375
8/24/2000$1.8375
8/25/2000$1.8375
8/28/2000$1.8375
8/29/2000$1.8375
8/30/2000$1.8375
8/31/2000$1.8375
9/1/2000$1.8375
9/5/2000$1.8375
9/6/2000$1.8375
9/7/2000$1.8375
9/8/2000$1.8375
9/11/2000$1.8375
9/12/2000$1.8375
9/13/2000$1.8375
9/14/2000$1.81702
9/15/2000$1.8375
9/18/2000$1.82494
9/19/2000$1.54819
9/20/2000$1.8375
9/21/2000$1.8375
9/22/2000$1.67946
9/25/2000$1.74929
9/26/2000$0.93537
9/27/2000$0.61263
9/28/2000$0.68367
9/29/2000$0.67509
10/2/2000$0.0806
10/3/2000$0
10/4/2000$0.56386
10/5/2000$0.33836
10/6/2000$0.20235
10/9/2000$0.60488
10/10/2000$0.71919
10/11/2000$0.83764
10/12/2000$0.00845
10/13/2000$0.15153
10/16/2000$0.27557
10/17/2000$0.02021
10/18/2000$0
10/19/2000$0.1387
10/20/2000$0.16288
10/23/2000$0.64404
10/24/2000$0.31109
10/25/2000$0
10/26/2000$0.09296
10/27/2000$0.0836
10/30/2000$0
10/31/2000$0.23057
11/1/2000$0.99429
11/2/2000$1.8375
11/3/2000$1.8375
11/6/2000$1.76339
11/7/2000$1.71258
11/8/2000$1.8375
11/9/2000$1.8375
11/10/2000$1.8375
11/13/2000$1.8375
11/14/2000$1.8375
11/15/2000$1.8375
11/16/2000$1.8375
11/17/2000$1.62801
11/20/2000$0.33483
11/21/2000$0.11383
11/22/2000$0
11/24/2000$0.66789
11/27/2000$0.03958
11/28/2000$0.00075
11/29/2000$0.6126
11/30/2000$0.08261
12/1/2000$0.02731
12/4/2000$0
12/5/2000$0.55425
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 $10.00 per share have no artificial inflation.