Insider Trading activities of Si International Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Si International Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Si International Inc since year 2005. Table 2 shows the detailed insider transactions of Si International Inc since 2005. The reporting company's ticker symbol is SINT. The reporting company's CIK number is 1143363.
The total value of stock buying since 2005 is $173,210.
The total value of stock sales since 2005 is $5,614,385.
The total value of stock option exercises since 2005 is $3,748,674.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Si International Inc (SINT).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2008-09 0 $0 2,000 $62,448 0 $0
2008-08 0 $0 2,000 $37,034 0 $0
2008-07 0 $0 2,000 $562,136 0 $0
2008-06 0 $0 2,000 $48,570 0 $0
2008-05 0 $0 2,000 $48,880 0 $0
2008-03 3,000 $75,237 500 $12,415 0 $0
2008-02 2,000 $47,720 500 $13,065 0 $0
2008-01 0 $0 10,500 $263,610 10,000 $249,930
2007-12 0 $0 500 $12,555 0 $0
2007-11 0 $0 500 $13,915 0 $0
2007-10 0 $0 500 $14,635 0 $0
2007-09 0 $0 3,500 $103,845 0 $0
2007-08 0 $0 9,644 $288,755 9,144 $274,320
2007-07 0 $0 16,558 $551,514 15,558 $518,116
2007-06 0 $0 10,500 $343,098 10,000 $326,640
2007-05 0 $0 500 $13,210 0 $0
2007-04 0 $0 500 $14,720 0 $0
2007-03 0 $0 5,893 $166,201 5,393 $151,581
2007-02 1,875 $50,253 0 $0 0 $0
2006-08 0 $0 4,153 $112,960 0 $0
2006-04 0 $0 15,000 $514,341 15,000 $514,341
2006-03 0 $0 51,500 $1,728,617 51,000 $1,713,746
2005-08 0 $0 1,300 $39,861 0 $0
2005-06 0 $0 1,000 $30,000 0 $0
2005-03 0 $0 22,000 $618,000 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Si International Inc insiders (SINT)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-09-02 Antle S Bradford (President and CEO) Sale 2,000 31.22 62,448
2008-08-05 Antle S Bradford (President and CEO) Sale 2,000 18.52 37,034
2008-07-01 Antle S Bradford (President and CEO) Sale 2,000 281.07 562,136
2008-06-03 Antle S Bradford (President and CEO) Sale 2,000 24.28 48,570
2008-05-14 Antle S Bradford (President and CEO) Sale 2,000 24.44 48,880
2008-03-04 Oleson Ray J (Executive Chairman) Sale 500 24.83 12,415
2008-03-03 Crawford James Iii Buy 3,000 25.08 75,237
2008-02-25 Gatanas Harry D (Executive Vice President) Buy 2,000 23.86 47,720
2008-02-05 Oleson Ray J (Executive Chairman) Sale 500 26.13 13,065
2008-01-09 Antle S Bradford (President and CEO) Sale 2,000 24.54 49,082
2008-01-09 Antle S Bradford (President and CEO) Option Ex 2,000 24.54 49,082
2008-01-08 Antle S Bradford (President and CEO) Sale 2,000 24.81 49,620
2008-01-08 Antle S Bradford (President and CEO) Option Ex 2,000 24.81 49,620
2008-01-07 Antle S Bradford (President and CEO) Sale 2,000 24.52 49,048
2008-01-07 Antle S Bradford (President and CEO) Option Ex 2,000 24.52 49,048
2008-01-04 Antle S Bradford (President and CEO) Sale 2,000 24.89 49,786
2008-01-04 Antle S Bradford (President and CEO) Option Ex 2,000 24.89 49,786
2008-01-03 Antle S Bradford (President and CEO) Sale 2,000 26.20 52,394
2008-01-03 Antle S Bradford (President and CEO) Option Ex 2,000 26.20 52,394
2008-01-02 Oleson Ray J (Executive Chairman) Sale 500 27.36 13,680
2007-12-04 Oleson Ray J (Executive Chairman) Sale 500 25.11 12,555
2007-11-01 Oleson Ray J (Executive Chairman) Sale 500 27.83 13,915
2007-10-02 Oleson Ray J (Executive Chairman) Sale 500 29.27 14,635
2007-09-06 Marsh R Thomas Sale 3,000 29.50 88,500
2007-09-04 Oleson Ray J (Executive Chairman) Sale 500 30.69 15,345
2007-08-24 Crawford James Iii Sale 9,144 30.00 274,320
2007-08-24 Crawford James Iii Option Ex 9,144 30.00 274,320
2007-08-01 Oleson Ray J (Executive Chairman) Sale 500 28.87 14,435
2007-07-03 Oleson Ray J (Executive Chairman) Sale 10,500 33.39 350,340
2007-07-03 Oleson Ray J (Executive Chairman) Option Ex 10,000 33.39 333,641
2007-06-05 Oleson Ray J (Executive Chairman) Sale 10,500 32.68 343,098
2007-06-05 Oleson Ray J (Executive Chairman) Option Ex 10,000 32.66 326,640
2007-05-01 Oleson Ray J (Executive Chairman) Sale 500 26.42 13,210
2007-04-03 Oleson Ray J (Executive Chairman) Sale 500 29.44 14,720
2007-03-27 Oleson Ray J (Executive Chairman) Sale 500 29.24 14,620
2007-03-06 Sproat Edward Sale 5,393 28.11 151,581
2007-03-06 Sproat Edward Option Ex 5,393 28.11 151,581
2007-02-23 Crawford James Iii Buy 1,875 26.80 50,253
2006-08-09 Crawford James Iii Sale 2,352 26.95 63,386
2006-08-04 Marsh R Thomas Sale 625 28.61 17,881
2006-04-11 Antle S Bradford (President & CEO) Sale 2,000 34.58 69,154
2006-04-11 Antle S Bradford (President & CEO) Option Ex 2,000 34.58 69,154
2006-04-10 Antle S Bradford (President & CEO) Sale 2,000 34.00 68,000
2006-04-10 Antle S Bradford (President & CEO) Option Ex 2,000 34.00 68,000
2006-04-07 Antle S Bradford (President & CEO) Sale 2,000 34.11 68,224
2006-04-07 Antle S Bradford (President & CEO) Option Ex 2,000 34.11 68,224
2006-04-06 Antle S Bradford (President & CEO) Sale 2,000 34.02 68,050
2006-04-06 Antle S Bradford (President & CEO) Option Ex 2,000 34.02 68,050
2006-04-05 Antle S Bradford (President & CEO) Sale 2,000 34.01 68,026
2006-04-05 Antle S Bradford (President & CEO) Option Ex 2,000 34.01 68,026
2006-04-04 Antle S Bradford (President & CEO) Sale 2,000 34.04 68,076
2006-04-04 Antle S Bradford (President & CEO) Option Ex 2,000 34.04 68,076
2006-04-03 Antle S Bradford (President & CEO) Sale 2,000 34.94 69,874
2006-04-03 Antle S Bradford (President & CEO) Option Ex 2,000 34.94 69,874
2006-04-03 Dunn Thomas E (EVP & Chief Financial Officer) Sale 1,000 34.94 34,937
2006-04-03 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 1,000 34.94 34,937
2006-03-31 Antle S Bradford (President & CEO) Sale 1,750 34.90 61,019
2006-03-31 Antle S Bradford (President & CEO) Option Ex 2,250 34.92 78,511
2006-03-31 Dunn Thomas E (EVP & Chief Financial Officer) Sale 2,000 34.90 69,790
2006-03-31 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 2,000 34.90 69,790
2006-03-30 Antle S Bradford (President & CEO) Sale 2,000 34.96 69,930
2006-03-30 Antle S Bradford (President & CEO) Option Ex 2,000 34.96 69,930
2006-03-30 Dunn Thomas E (EVP & Chief Financial Officer) Sale 2,000 34.96 69,930
2006-03-30 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 2,000 34.96 69,930
2006-03-29 Antle S Bradford (President & CEO) Sale 2,000 34.63 69,264
2006-03-29 Antle S Bradford (President & CEO) Option Ex 2,000 34.63 69,264
2006-03-29 Dunn Thomas E (EVP & Chief Financial Officer) Sale 2,000 34.64 69,282
2006-03-29 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 2,000 34.64 69,290
2006-03-28 Antle S Bradford (President & CEO) Sale 2,000 34.16 68,320
2006-03-28 Antle S Bradford (President & CEO) Option Ex 2,000 34.16 68,320
2006-03-28 Dunn Thomas E (Executive Vice President & CFO) Sale 1,500 34.11 51,165
2006-03-28 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,500 34.18 85,462
2006-03-27 Antle S Bradford (President & CEO) Sale 2,000 33.78 67,552
2006-03-27 Antle S Bradford (President & CEO) Option Ex 2,000 33.78 67,552
2006-03-27 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 34.00 68,000
2006-03-27 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 34.00 68,000
2006-03-24 Antle S Bradford (President & CEO) Sale 2,000 33.94 67,890
2006-03-24 Antle S Bradford (President & CEO) Option Ex 2,000 33.94 67,890
2006-03-24 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 34.00 68,000
2006-03-24 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 34.00 68,000
2006-03-23 Antle S Bradford (President & CEO) Sale 2,000 33.42 66,846
2006-03-23 Antle S Bradford (President & CEO) Option Ex 2,000 33.42 66,846
2006-03-23 Dunn Thomas E (EVP & Chief Financial Officer) Sale 2,000 34.00 68,000
2006-03-23 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 2,000 34.00 68,000
2006-03-22 Antle S Bradford (President & CEO) Sale 2,000 33.07 66,132
2006-03-22 Antle S Bradford (President & CEO) Option Ex 2,000 33.07 66,132
2006-03-22 Dunn Thomas E (EVP & Chief Financial Officer) Sale 2,000 33.08 66,164
2006-03-22 Dunn Thomas E (EVP & Chief Financial Officer) Option Ex 2,000 33.08 66,164
2006-03-21 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 33.20 66,392
2006-03-21 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 33.20 66,392
2006-03-20 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 33.73 67,464
2006-03-20 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 33.73 67,464
2006-03-17 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 33.26 66,520
2006-03-17 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 32.93 65,852
2006-03-16 Dunn Thomas E (Executive Vice President & CFO) Sale 2,000 32.61 65,220
2006-03-16 Dunn Thomas E (Executive Vice President & CFO) Option Ex 2,000 32.61 65,220
2006-03-08 Marsh R Thomas (Director) Sale 2,000 33.00 66,000
2006-03-06 Brubaker Paul R (Executive Vice President & CMO) Sale 10,000 32.10 321,000
2006-03-06 Brubaker Paul R (Executive Vice President & CMO) Option Ex 10,000 32.10 321,000
2005-08-12 Brubaker Paul R (CMO) Sale 1,000 30.49 30,490
2005-08-01 Crawford James Iii (Director) Sale 300 31.24 9,371
2005-06-30 Culver Walter J (Director) Sale 1,000 30.00 30,000
2005-03-22 Antle S Bradford (COO) Sale 2,000 28.90 57,800
2005-03-16 Oleson Ray J (CEO) Sale 20,000 28.01 560,200

Insider trading activities including stock purchases, stock sales, and option exercises of SINT listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Si International Inc (symbol SINT, CIK number 1143363) see the Securities and Exchange Commission (SEC) website.