Priceline.com, Inc.

DateInflation Amount Per Share*
3/30/1999**$59.3374***
3/31/1999$59.3374
4/1/1999$59.3374
4/5/1999$59.3374
4/6/1999$59.3374
4/7/1999$59.3374
4/8/1999$59.3374
4/9/1999$59.3374
4/12/1999$59.3374
4/13/1999$59.3374
4/14/1999$59.3374
4/15/1999$59.3374
4/16/1999$59.3374
4/19/1999$54.8166
4/20/1999$58.6776
4/21/1999$59.3374
4/22/1999$59.3374
4/23/1999$59.3374
4/26/1999$59.3374
4/27/1999$59.3374
4/28/1999$59.3374
4/29/1999$59.3374
4/30/1999$59.3374
5/3/1999$59.3374
5/4/1999$59.3374
5/5/1999$59.3374
5/6/1999$59.3374
5/7/1999$59.3374
5/10/1999$59.3374
5/11/1999$59.3374
5/12/1999$59.3374
5/13/1999$59.3374
5/14/1999$59.3374
5/17/1999$59.3374
5/18/1999$59.3374
5/19/1999$59.3374
5/20/1999$59.3374
5/21/1999$59.3374
5/24/1999$59.3374
5/25/1999$59.3374
5/26/1999$59.3374
5/27/1999$59.3374
5/28/1999$59.3374
6/1/1999$59.3374
6/2/1999$59.3374
6/3/1999$59.3374
6/4/1999$59.3374
6/7/1999$59.3374
6/8/1999$59.3374
6/9/1999$59.3374
6/10/1999$59.3374
6/11/1999$59.3374
6/14/1999$59.3374
6/15/1999$59.3374
6/16/1999$59.3374
6/17/1999$59.3374
6/18/1999$59.3374
6/21/1999$59.3374
6/22/1999$59.3374
6/23/1999$59.3374
6/24/1999$59.3374
6/25/1999$59.3374
6/28/1999$59.3374
6/29/1999$59.3374
6/30/1999$59.3374
7/1/1999$59.3374
7/2/1999$59.3374
7/6/1999$59.3374
7/7/1999$59.3374
7/8/1999$59.3374
7/9/1999$59.3374
7/12/1999$59.3374
7/13/1999$59.3374
7/14/1999$59.3374
7/15/1999$59.3374
7/16/1999$59.3374
7/19/1999$59.3374
7/20/1999$59.3374
7/21/1999$59.3374
7/22/1999$59.3374
7/23/1999$59.3374
7/26/1999$59.3374
7/27/1999$59.3374
7/28/1999$59.3374
7/29/1999$59.3374
7/30/1999$59.3374
8/2/1999$59.3374
8/3/1999$59.3374
8/4/1999$57.9115
8/5/1999$59.3374
8/6/1999$59.3374
8/9/1999$59.3374
8/10/1999$59.3374
8/11/1999$59.3374
8/12/1999$58.4379
8/13/1999$58.0062
8/16/1999$59.1276
8/17/1999$59.3374
8/18/1999$59.3374
8/19/1999$58.0143
8/20/1999$58.6298
8/23/1999$58.2683
8/24/1999$58.5393
8/25/1999$57.3059
8/26/1999$59.3374
8/27/1999$59.3374
8/30/1999$58.1596
8/31/1999$58.7912
9/1/1999$57.5232
9/2/1999$56.744
9/3/1999$57.8839
9/7/1999$58.6022
9/8/1999$56.3312
9/9/1999$53.7722
9/10/1999$53.6527
9/13/1999$52.5116
9/14/1999$54.6898
9/15/1999$54.7099
9/16/1999$53.2713
9/17/1999$53.8185
9/20/1999$56.7801
9/21/1999$58.1304
9/22/1999$59.3374
9/23/1999$57.2635
9/24/1999$57.5121
9/27/1999$55.5826
9/28/1999$55.4099
9/29/1999$56.2332
9/30/1999$56.9805
10/1/1999$56.3245
10/4/1999$55.853
10/5/1999$56.8338
10/6/1999$59.3374
10/7/1999$59.3374
10/8/1999$59.3374
10/11/1999$59.3374
10/12/1999$59.3374
10/13/1999$59.3374
10/14/1999$59.3374
10/15/1999$58.5271
10/18/1999$56.9433
10/19/1999$57.1062
10/20/1999$57.9843
10/21/1999$59.1154
10/22/1999$58.112
10/25/1999$59.0188
10/26/1999$58.5808
10/27/1999$58.1164
10/28/1999$58.6565
10/29/1999$54.8135
11/1/1999$53.9383
11/2/1999$52.4046
11/3/1999$52.3603
11/4/1999$51.1635
11/5/1999$50.8469
11/8/1999$55.5163
11/9/1999$54.4592
11/10/1999$53.3825
11/11/1999$52.7435
11/12/1999$52.9253
11/15/1999$54.5884
11/16/1999$58.9766
11/17/1999$59.3374
11/18/1999$59.3374
11/19/1999$58.5072
11/22/1999$57.94
11/23/1999$55.545
11/24/1999$55.0584
11/26/1999$56.3654
11/29/1999$56.7491
11/30/1999$55.5871
12/1/1999$54.8868
12/2/1999$57.0763
12/3/1999$55.4612
12/6/1999$55.0439
12/7/1999$55.2573
12/8/1999$54.199
12/9/1999$53.4501
12/10/1999$53.6948
12/13/1999$53.5009
12/14/1999$51.7136
12/15/1999$52.1314
12/16/1999$53.0746
12/17/1999$52.9428
12/20/1999$52.4622
12/21/1999$54.119
12/22/1999$52.9267
12/23/1999$51.9189
12/27/1999$51.6014
12/28/1999$49.6324
12/29/1999$48.2725
12/30/1999$44.4598
12/31/1999$45.0764
1/3/2000$48.9063
1/4/2000$51.4311
1/5/2000$54.4096
1/6/2000$53.228
1/7/2000$53.0705
1/10/2000$51.5221
1/11/2000$50.5879
1/12/2000$48.9316
1/13/2000$49.3936
1/14/2000$52.8329
1/18/2000$53.9837
1/19/2000$55.6065
1/20/2000$55.346
1/21/2000$56.1248
1/24/2000$54.3789
1/25/2000$55.8578
1/26/2000$57.5481
1/27/2000$56.4953
1/28/2000$54.2849
1/31/2000$53.4477
2/1/2000$53.0457
2/2/2000$54.1928
2/3/2000$54.1521
2/4/2000$54.5503
2/7/2000$54.4698
2/8/2000$53.3531
2/9/2000$53.5599
2/10/2000$52.437
2/11/2000$51.2829
2/14/2000$51.5317
2/15/2000$50.5941
2/16/2000$50.5359
2/17/2000$51.8135
2/18/2000$48.6258
2/22/2000$47.7471
2/23/2000$49.4187
2/24/2000$52.6657
2/25/2000$52.7793
2/28/2000$51.2386
2/29/2000$52.2465
3/1/2000$56.4478
3/2/2000$59.3374
3/3/2000$59.3374
3/6/2000$59.3374
3/7/2000$59.3374
3/8/2000$59.3374
3/9/2000$59.3374
3/10/2000$59.3374
3/13/2000$59.3374
3/14/2000$59.3374
3/15/2000$59.3374
3/16/2000$59.3374
3/17/2000$59.3374
3/20/2000$59.3374
3/21/2000$59.3374
3/22/2000$59.3374
3/23/2000$59.3374
3/24/2000$59.3374
3/27/2000$59.3374
3/28/2000$59.3374
3/29/2000$59.3374
3/30/2000$59.3374
3/31/2000$59.3374
4/3/2000$56.9872
4/4/2000$59.3374
4/5/2000$59.3374
4/6/2000$59.3374
4/7/2000$59.3374
4/10/2000$59.3374
4/11/2000$56.8567
4/12/2000$54.4658
4/13/2000$55.487
4/14/2000$53.7892
4/17/2000$49.8454
4/18/2000$56.3752
4/19/2000$56.9417
4/20/2000$58.353
4/24/2000$55.3286
4/25/2000$56.6683
4/26/2000$56.3431
4/27/2000$56.8383
4/28/2000$55.9834
5/1/2000$56.123
5/2/2000$54.1349
5/3/2000$53.419
5/4/2000$53.3818
5/5/2000$53.1049
5/8/2000$51.8634
5/9/2000$50.7539
5/10/2000$49.4985
5/11/2000$47.3569
5/12/2000$47.515
5/15/2000$48.2211
5/16/2000$51.4298
5/17/2000$48.4441
5/18/2000$44.8773
5/19/2000$42.6431
5/22/2000$42.3428
5/23/2000$38.5019
5/24/2000$34.43
5/25/2000$34.2131
5/26/2000$34.091
5/30/2000$37.0702
5/31/2000$35.9847
6/1/2000$39.6945
6/2/2000$44.1396
6/5/2000$46.6331
6/6/2000$41.7417
6/7/2000$42.6271
6/8/2000$43.1932
6/9/2000$42.7409
6/12/2000$39.6754
6/13/2000$41.1266
6/14/2000$40.853
6/15/2000$40.3789
6/16/2000$40.8162
6/19/2000$42.1113
6/20/2000$44.0395
6/21/2000$42.5124
6/22/2000$42.9066
6/23/2000$39.4553
6/26/2000$35.6112
6/27/2000$37.6499
6/28/2000$37.7989
6/29/2000$34.4635
6/30/2000$35.589
7/3/2000$37.5864
7/5/2000$34.814
7/6/2000$35.7003
7/7/2000$35.1518
7/10/2000$34.8663
7/11/2000$30.127
7/12/2000$33.1813
7/13/2000$35.9552
7/14/2000$36.9096
7/17/2000$37.0188
7/18/2000$36.2677
7/19/2000$37.3251
7/20/2000$38.0797
7/21/2000$37.6362
7/24/2000$28.7508
7/25/2000$28.8379
7/26/2000$26.2456
7/27/2000$23.5019
7/28/2000$22.2627
7/31/2000$21.3324
8/1/2000$22.6849
8/2/2000$22.5684
8/3/2000$22.0204
8/4/2000$21.9497
8/7/2000$25.1519
8/8/2000$25.6465
8/9/2000$23.2676
8/10/2000$21.4394
8/11/2000$21.6776
8/14/2000$22.192
8/15/2000$22.9974
8/16/2000$22.7418
8/17/2000$22.8205
8/18/2000$24.0076
8/21/2000$23.0626
8/22/2000$22.3105
8/23/2000$22.9628
8/24/2000$24.623
8/25/2000$24.0125
8/28/2000$24.1803
8/29/2000$24.9853
8/30/2000$25.2436
8/31/2000$24.6334
9/1/2000$23.3751
9/5/2000$26.4267
9/6/2000$25.0595
9/7/2000$23.4439
9/8/2000$23.3262
9/11/2000$24.129
9/12/2000$25.1608
9/13/2000$25.5813
9/14/2000$24.6309
9/15/2000$23.797
9/18/2000$23.2191
9/19/2000$22.7583
9/20/2000$21.0549
9/21/2000$19.224
9/22/2000$19.5802
9/25/2000$18.1911
9/26/2000$16.4168
9/27/2000$8.5485
9/28/2000$9.599
9/29/2000$9.6915
10/2/2000$8.7176
10/3/2000$7.7829
10/4/2000$7.233
10/5/2000$3.7074
10/6/2000$3.5051
10/9/2000$4.4469
10/10/2000$4.7962
10/11/2000$3.498
10/12/2000$3.3055
10/13/2000$4.2789
10/16/2000$3.7384
10/17/2000$3.1965
10/18/2000$2.9447
10/19/2000$3.0438
10/20/2000$3.3075
10/23/2000$3.519
10/24/2000$3.3431
10/25/2000$3.3552
10/26/2000$3.0684
10/27/2000$3.6194
10/30/2000$3.5812
10/31/2000$3.6754
11/1/2000$4.1348
11/2/2000$4.7334
11/3/2000$2.592
11/6/2000$2.3942
11/7/2000$2.1729
11/8/2000$1.2508
11/9/2000$1.2375
11/10/2000$1.4728
11/13/2000$1.2152
11/14/2000$1.1389
11/15/2000$0.7761
11/16/2000$0.8488
11/17/2000$0.6877
11/20/2000$0.6017
11/21/2000$0.4826
11/22/2000$0.515
11/24/2000$0.6808
11/27/2000$0.6683
11/28/2000$0.5633
11/29/2000$0.8294
11/30/2000$0.8351
12/1/2000$0.7487
12/4/2000$0.3998
12/5/2000$0.1781
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.