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Insider Trading: Ariba Inc

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Ariba Inc in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Ariba Inc since year 2005. Table 2 shows the detailed insider transactions of Ariba Inc since 2005. The reporting company's ticker symbol is ARBA. The reporting company's CIK number is 1084755.

The total value of stock buying since 2005 is $0. The total value of stock sales is $21,347,746. The total value of stock exercises is $669,194.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at Ariba Inc (ARBA) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $3,356k

    $335k

    $33k

    $3k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at Ariba Inc (ARBA) in the past 24 months. See table 2 for insider transaction details.

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $17.90

    $13.43

    $8.95

    $4.48



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Ariba Inc (ARBA).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-08 0 0 187,584 3,356,495 17,109 126,435
2008-07 0 0 25,433 430,309 0 0
2008-06 0 0 17,000 272,000 17,000 125,630
2008-05 0 0 113,902 1,535,892 17,000 125,630
2008-04 0 0 189,815 2,152,775 0 0
2008-03 0 0 59,583 595,970 0 0
2008-02 0 0 121,456 1,138,244 0 0
2008-01 0 0 76,260 729,912 0 0
2007-12 0 0 9,681 121,012 0 0
2007-10 0 0 43,064 533,468 0 0
2007-08 0 0 133,172 1,195,379 0 0
2007-07 0 0 11,667 97,652 0 0
2007-05 0 0 18,334 169,614 0 0
2007-03 0 0 9,681 88,581 0 0
2007-02 0 0 241,085 2,471,974 0 0
2007-01 0 0 207,998 1,901,193 0 0
2006-12 0 0 8,473 64,649 8,473 49,397
2006-11 0 0 18,652 142,663 11,527 67,202
2006-10 0 0 36,473 272,883 0 0
2006-08 0 0 130,949 1,010,685 25,000 145,750
2006-07 0 0 11,968 93,542 0 0
2006-05 0 0 23,951 196,769 0 0
2006-02 0 0 1,333 13,996 0 0
2006-01 0 0 87,503 826,047 5,000 29,150
2005-11 0 0 235,258 1,936,042 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Ariba Inc (ARBA)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-08-13 Costello Kevin (President) Sale 31,909 20.05 639,754
2008-08-13 Calderoni Robert (Chairman and CEO) Sale 13,474 17.29 232,931
2008-08-12 Parker Kent (Chief Commecial Officer) Sale 13,411 17.48 234,489
2008-08-12 Calderoni Robert (Chairman and CEO) Sale 102,000 17.40 1,774,891
2008-08-08 Johnson Robert D (Director) Sale 9,681 17.20 166,468
2008-08-05 Parker Kent (Chief Commecial Officer) Sale 17,109 18.00 307,962
2008-08-05 Parker Kent (Chief Commecial Officer) Option Exercise 17,109 7.39 126,435
2008-07-29 Knowling Robert E Jr (Director) Sale 10,800 17.00 183,600
2008-07-29 Wallman Richard F (Director) Sale 10,800 17.00 183,600
2008-07-28 Parker Kent (Chief Commecial Officer) Sale 3,833 16.46 63,109
2008-06-18 Parker Kent (Chief Commecial Officer) Sale 17,000 16.00 272,000
2008-06-18 Parker Kent (Chief Commecial Officer) Option Exercise 17,000 7.39 125,630
2008-05-29 Frankola James (Chief Financial Officer) Sale 26,593 14.85 394,906
2008-05-19 Parker Kent (Chief Commecial Officer) Sale 25,184 13.70 345,001
2008-05-19 Parker Kent (Chief Commecial Officer) Option Exercise 17,000 7.39 125,630
2008-05-19 Frankola James (Chief Financial Officer) Sale 10,000 13.35 133,500
2008-05-15 Frankola James (Chief Financial Officer) Sale 10,000 13.30 133,000
2008-05-13 Frankola James (Chief Financial Officer) Sale 31,125 12.70 395,156
2008-05-12 Frankola James (Chief Financial Officer) Sale 11,000 12.21 134,329
2008-04-30 Parker Kent (Chief Commecial Officer) Sale 5,249 11.84 62,161
2008-04-30 Frankola James (Chief Financial Officer) Sale 7,307 11.84 86,531
2008-04-30 Costello Kevin (President) Sale 1,709 11.54 19,721
2008-04-30 Calderoni Robert (Chairman and CEO) Sale 11,007 11.85 130,446
2008-04-29 Parker Kent (Chief Commecial Officer) Sale 5,000 11.43 57,166
2008-04-29 Frankola James (Chief Financial Officer) Sale 12,666 11.39 144,239
2008-04-29 Costello Kevin (President) Sale 35,000 11.18 391,300
2008-04-29 Calderoni Robert (Chairman and CEO) Sale 111,877 11.27 1,261,211
2008-03-27 Costello Kevin (President) Sale 8,666 9.77 84,685
2008-03-26 Calderoni Robert (Chairman and CEO) Sale 184 10.05 1,849
2008-03-25 Calderoni Robert (Chairman and CEO) Sale 21,742 10.05 218,594
2008-03-24 Parker Kent (Chief Commecial Officer) Sale 10,333 10.00 103,330
2008-03-24 Frankola James (Chief Financial Officer) Sale 8,000 10.05 80,400
2008-03-24 Calderoni Robert (Chairman and CEO) Sale 10,658 10.05 107,112
2008-02-21 Costello Kevin (President) Sale 7,841 9.43 73,959
2008-02-19 Parker Kent (Chief Commecial Officer) Sale 4,169 9.36 39,023
2008-02-19 Frankola James (Chief Financial Officer) Sale 3,131 9.37 29,327
2008-02-19 Calderoni Robert (Chairman and CEO) Sale 23,324 9.36 218,324
2008-02-15 Parker Kent (Chief Commecial Officer) Sale 5,000 9.36 46,788
2008-02-15 Calderoni Robert (Chairman and CEO) Sale 75,000 9.35 700,912
2008-02-01 Parker Kent (Chief Commecial Officer) Sale 2,952 10.00 29,520
2008-02-01 Calderoni Robert (Chairman and CEO) Sale 39 10.05 391
2008-01-31 Parker Kent (EVP, Global Services) Sale 7,073 9.75 68,961
2008-01-31 Calderoni Robert (Chairman and CEO) Sale 56,238 9.48 533,136
2008-01-29 Costello Kevin (Chief Commerical Officer) Sale 12,949 9.87 127,815
2007-12-03 Wallman Richard F (Director) Sale 9,681 12.50 121,012
2007-10-30 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 12,850 12.03 154,585
2007-10-30 Costello Kevin (Chief Commerical Officer) Sale 30,214 12.54 378,883
2007-08-22 Calderoni Robert (Chairman and CEO) Sale 65,000 9.13 593,638
2007-08-17 Parker Kent (EVP, Global Services) Sale 15,641 9.00 140,769
2007-08-13 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 15,082 8.79 132,609
2007-08-13 Costello Kevin (Chief Commerical Officer) Sale 31,026 8.80 273,056
2007-08-10 Parker Kent (EVP, Global Services) Sale 1,424 9.00 12,816
2007-08-01 Parker Kent (EVP, Global Services) Sale 4,999 8.50 42,491
2007-07-31 Parker Kent (EVP, Global Services) Sale 3,334 8.37 27,905
2007-07-31 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 8,333 8.37 69,747
2007-05-25 Parker Kent (EVP, Global Services) Sale 8,455 9.03 76,357
2007-05-23 Parker Kent (EVP, Global Services) Sale 3,212 9.44 30,321
2007-05-23 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 6,667 9.44 62,936
2007-03-16 Kashnow Richard A (Director) Sale 9,681 9.15 88,581
2007-02-28 Frankola James (Chief Financial Officer) Sale 2,000 9.20 18,400
2007-02-26 Frankola James (Chief Financial Officer) Sale 2,000 9.83 19,660
2007-02-22 Frankola James (Chief Financial Officer) Sale 2,418 10.02 24,228
2007-02-16 Parker Kent (EVP, Global Services) Sale 19,531 10.38 202,669
2007-02-16 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 17,914 10.34 185,159
2007-02-16 Frankola James (Chief Financial Officer) Sale 15,000 10.53 157,999
2007-02-16 Costello Kevin (Chief Commerical Officer) Sale 24,553 10.85 266,454
2007-02-16 Calderoni Robert (Chairman and CEO) Sale 90,669 10.43 946,076
2007-02-14 Frankola James (Chief Financial Officer) Sale 10,000 10.27 102,700
2007-02-02 Costello Kevin (Chief Commerical Officer) Sale 47,000 9.63 452,379
2007-02-01 Frankola James (Chief Financial Officer) Sale 10,000 9.62 96,250
2007-01-30 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 798 9.09 7,253
2007-01-30 Frankola James (Chief Financial Officer) Sale 8,104 9.10 73,786
2007-01-30 Calderoni Robert (Chairman and CEO) Sale 15,311 9.12 139,636
2007-01-29 Parker Kent (EVP, Global Services) Sale 18,800 9.17 172,424
2007-01-29 Frankola James (Chief Financial Officer) Sale 48,452 9.12 441,644
2007-01-29 Costello Kevin (Chief Commerical Officer) Sale 52,570 9.16 481,682
2006-12-05 Wallman Richard F (Director) Sale 8,473 7.63 64,649
2006-12-05 Wallman Richard F (Director) Option Exercise 8,473 5.83 49,397
2006-11-08 Wallman Richard F (Director) Sale 11,527 7.74 89,216
2006-11-08 Wallman Richard F (Director) Option Exercise 11,527 5.83 67,202
2006-11-06 Frankola James (Chief Financial Officer) Sale 5,000 7.47 37,340
2006-11-01 Frankola James (Chief Financial Officer) Sale 2,125 7.58 16,107
2006-10-31 Parker Kent (EVP, Global Services) Sale 2,292 7.49 17,167
2006-10-31 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 12,850 7.45 95,754
2006-10-31 Costello Kevin (Chief Commerical Officer) Sale 5,663 7.61 43,101
2006-10-31 Calderoni Robert (Chairman and CEO) Sale 15,668 7.46 116,861
2006-08-29 Knowling Robert E Jr (Director) Sale 25,000 8.00 200,000
2006-08-29 Knowling Robert E Jr (Director) Option Exercise 25,000 5.83 145,750
2006-08-23 Frankola James (Chief Financial Officer) Sale 3,000 8.03 24,089
2006-08-21 Frankola James (Chief Financial Officer) Sale 2,592 8.37 21,695
2006-08-15 Parker Kent (EVP, Global Services) Sale 26,798 7.85 210,431
2006-08-15 Calderoni Robert (Chairman and CEO) Sale 20,000 8.00 160,000
2006-08-14 Parker Kent (EVP, Global Services) Sale 3,041 7.43 22,597
2006-08-14 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 15,082 7.43 112,056
2006-08-14 Frankola James (Chief Financial Officer) Sale 1 7.13 7
2006-08-14 Costello Kevin (Chief Commerical Officer) Sale 8,837 7.12 62,919
2006-08-14 Calderoni Robert (Chairman and CEO) Sale 21,716 7.36 159,916
2006-08-07 Costello Kevin (Chief Commerical Officer) Sale 4,882 7.57 36,975
2006-07-31 Parker Kent (EVP, Global Services) Sale 3,634 7.83 28,454
2006-07-31 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 8,334 7.81 65,088
2006-05-19 Parker Kent (EVP, Global Services) Sale 3,502 8.18 28,663
2006-05-19 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 13,334 8.20 109,338
2006-05-05 Stansbury Henry Tayloe (EVP, Products and Operations) Sale 448 9.15 4,099
2006-02-24 Parker Kent (EVP, Global Services) Sale 1,333 10.50 13,996
2006-01-30 Stansbury Henry Tayloe (EVP, Products and Op) Sale 1,389 9.36 13,001
2006-01-30 Frankola James (Chief Financial Officer) Sale 26,101 9.52 248,481
2006-01-27 Calderoni Robert (Chairman and CEO) Sale 32,880 9.33 306,770
2006-01-26 Wallman Richard F (Director) Sale 5,133 9.53 48,927
2006-01-26 Wallman Richard F (Director) Option Exercise 5,000 5.83 29,150
2006-01-26 Costello Kevin (Chief Commerical Officer) Sale 22,000 9.49 208,868
2005-11-23 Stansbury Henry Tayloe (EVP, Products and Op) Sale 2,686 8.71 23,392
2005-11-22 Frankola James (Chief Financial Officer) Sale 24,562 8.76 215,089
2005-11-11 Parker Kent (EVP, Global Services) Sale 11,692 8.20 95,874
2005-11-04 Calderoni Robert (Chairman and CEO) Sale 130,000 8.26 1,074,450
2005-11-03 Stansbury Henry Tayloe (EVP, Products and Op) Sale 15,527 8.07 125,318
2005-11-01 Stansbury Henry Tayloe (EVP, Products and Op) Sale 791 7.80 6,169
2005-11-01 Costello Kevin (Chief Commerical Officer) Sale 50,000 7.92 395,750

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Ariba Inc (symbol ARBA, CIK number 1084755) see the Securities and Exchange Commission (SEC) website.

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