Talarian Corp.

DateInflation Amount Per Share*
7/21/2000**$11.4055***
7/24/2000$9.9571
7/25/2000$9.0449
7/26/2000$9.2021
7/27/2000$9.2376
7/28/2000$7.7476
7/31/2000$6.5063
8/1/2000$7.7326
8/2/2000$7.5535
8/3/2000$7.0998
8/4/2000$8.0922
8/7/2000$8.0767
8/8/2000$7.3525
8/9/2000$7.0051
8/10/2000$7.0196
8/11/2000$7.0081
8/14/2000$6.8042
8/15/2000$6.0788
8/16/2000$6.9483
8/17/2000$7.2778
8/18/2000$7.4644
8/21/2000$7.645
8/22/2000$7.393
8/23/2000$7.4514
8/24/2000$7.4251
8/25/2000$7.4083
8/28/2000$7.5445
8/29/2000$7.7876
8/30/2000$7.5148
8/31/2000$9.0924
9/1/2000$8.3967
9/5/2000$8.4474
9/6/2000$8.392
9/7/2000$8.0578
9/8/2000$7.7834
9/11/2000$7.7727
9/12/2000$7.7415
9/13/2000$7.3803
9/14/2000$7.6496
9/15/2000$7.5335
9/18/2000$6.8298
9/19/2000$8.402
9/20/2000$9.0108
9/21/2000$8.7417
9/22/2000$8.9726
9/25/2000$9.0822
9/26/2000$9.1046
9/27/2000$9.5328
9/28/2000$10.0221
9/29/2000$9.863
10/2/2000$9.7952
10/3/2000$9.2968
10/4/2000$8.8103
10/5/2000$8.721
10/6/2000$8.2365
10/9/2000$8.2726
10/10/2000$7.9647
10/11/2000$7.3838
10/12/2000$6.6902
10/13/2000$6.4473
10/16/2000$5.6884
10/17/2000$5.4896
10/18/2000$4.7469
10/19/2000$5.8075
10/20/2000$5.8373
10/23/2000$5.9082
10/24/2000$6.0755
10/25/2000$5.7413
10/26/2000$5.4861
10/27/2000$5.6943
10/30/2000$5.2802
10/31/2000$5.345
11/1/2000$5.6785
11/2/2000$5.7472
11/3/2000$5.7311
11/6/2000$5.8458
11/7/2000$5.7495
11/8/2000$5.5441
11/9/2000$4.356
11/10/2000$4.1347
11/13/2000$3.3688
11/14/2000$3.0328
11/15/2000$2.0579
11/16/2000$2.2639
11/17/2000$1.3788
11/20/2000$0.6414
11/21/2000$0.715
11/22/2000$0.0117
11/24/2000$0
11/27/2000$0.001
11/28/2000$0.0801
11/29/2000$0
11/30/2000$0
12/1/2000$0.4302
12/4/2000$0.1706
12/5/2000$0.2338
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 $16.00 per share have no artificial inflation.