Insider Trading activities of Arcsight Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Arcsight Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Arcsight Inc since year 2005. Table 2 shows the detailed insider transactions of Arcsight Inc since 2005. The reporting company's ticker symbol is ARST. The reporting company's CIK number is 1368582.
The total value of stock buying since 2005 is $85,719.
The total value of stock sales since 2005 is $31,320,446.
The total value of stock option exercises since 2005 is $6,493,680.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Arcsight Inc (ARST).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2010-10 0 $0 0 $0 420,265 $2,482,930
2010-08 0 $0 132,033 $4,234,273 132,033 $1,503,903
2010-06 0 $0 75,000 $1,696,815 20,938 $11,642
2010-03 0 $0 103,515 $2,851,831 75,390 $427,209
2009-12 0 $0 144,312 $3,548,330 80,812 $289,548
2009-11 0 $0 24,312 $600,157 24,312 $155,748
2009-10 0 $0 24,312 $584,204 24,312 $155,748
2009-09 0 $0 221,663 $5,094,695 170,663 $755,513
2009-08 0 $0 10,173 $194,524 10,173 $42,616
2009-07 0 $0 9,000 $159,524 9,000 $34,640
2009-06 0 $0 458,286 $7,868,339 78,196 $380,905
2009-05 0 $0 4,000 $59,816 4,000 $640
2009-04 0 $0 28,000 $412,000 28,000 $201,280
2009-03 0 $0 74,747 $861,318 24,000 $5,440
2009-02 0 $0 91,000 $779,788 91,000 $21,759
2009-01 0 $0 91,000 $845,071 91,000 $21,759
2008-12 0 $0 135,000 $994,770 0 $0
2008-09 10,000 $85,719 62,700 $534,991 10,000 $2,400

Table 2. Detailed insider stock purchases, sales, and option exercises of Arcsight Inc insiders (ARST)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-10-21 Reilly Thomas (President and CEO) Option Ex 14,092 6.80 95,825
2010-10-21 Njemanze Hugh (CTO and EVP R&D) Option Ex 166,070 5.63 934,475
2010-10-21 Grierson Stewart (Chief Financial Officer) Option Ex 134,570 5.14 691,689
2010-10-21 Mosher Kevin (Sr. VP of WW Field Operations) Option Ex 64,991 6.69 434,984
2010-10-21 Phi Tram T (VP, General Counsel & Sec.) Option Ex 40,542 8.04 325,957
2010-08-26 Bergeron Sandra K (Director) Sale 127,033 32.23 4,094,273
2010-08-26 Bergeron Sandra K (Director) Option Ex 127,033 11.51 1,462,403
2010-08-19 Crowell William (Director) Sale 5,000 28.00 140,000
2010-08-19 Crowell William (Director) Option Ex 5,000 8.30 41,500
2010-06-30 Njemanze Hugh (CTO and EVP R&D) Sale 30,000 22.34 670,110
2010-06-30 Mosher Kevin (Sr. VP of WW Field Operations) Sale 15,000 22.50 337,515
2010-06-29 Mosher Kevin (Sr. VP of WW Field Operations) Sale 15,000 22.25 333,750
2010-06-25 Von Simson Ernest (Director) Sale 15,000 23.70 355,440
2010-06-25 Von Simson Ernest (Director) Option Ex 20,000 .16 3,200
2010-06-24 Schlein Ted (Director) Option Ex 938 9.00 8,442
2010-03-30 Scheel Jeffrey A (Sr. VP, Business Development) Sale 4,998 28.19 140,873
2010-03-30 Scheel Jeffrey A (Sr. VP, Business Development) Option Ex 4,998 8.50 42,483
2010-03-30 Schlein Ted (Director) Option Ex 1,875 9.00 16,875
2010-03-25 Grierson Stewart (Chief Financial Officer) Sale 20,000 28.67 573,360
2010-03-25 Grierson Stewart (Chief Financial Officer) Option Ex 20,000 .48 9,600
2010-03-25 Crowell William (Director) Sale 1,000 28.00 28,000
2010-03-25 Crowell William (Director) Option Ex 1,000 8.30 8,300
2010-03-25 Mckee E Stanton Jr (Director) Sale 5,000 29.05 145,230
2010-03-25 Mckee E Stanton Jr (Director) Option Ex 5,000 .80 4,000
2010-03-24 Njemanze Hugh (CTO and EVP R&D) Sale 30,000 27.51 825,270
2010-03-23 Ryles Scott A (Director) Sale 6,000 26.26 157,560
2010-03-23 Ryles Scott A (Director) Option Ex 6,000 .24 1,440
2010-03-12 Henry Reed T (Sr. VP of Marketing) Sale 34,517 26.81 925,538
2010-03-12 Henry Reed T (Sr. VP of Marketing) Option Ex 34,517 9.50 327,911
2010-03-03 Crowell William (Director) Sale 2,000 28.00 56,000
2010-03-03 Crowell William (Director) Option Ex 2,000 8.30 16,600
2009-12-31 Mosher Kevin (Sr. VP of Worldwide Operations) Sale 10,000 25.76 257,620
2009-12-28 Njemanze Hugh (CTO and EVP R&D) Sale 30,000 25.90 776,940
2009-12-22 Grierson Stewart (Chief Financial Officer) Option Ex 11,500 10.00 115,000
2009-12-22 Mckee E Stanton Jr (Director) Sale 5,000 26.08 130,414
2009-12-22 Mckee E Stanton Jr (Director) Option Ex 5,000 .80 4,000
2009-12-17 Schlein Ted (Director) Sale 5,000 24.97 124,850
2009-12-16 Grierson Stewart (Chief Financial Officer) Sale 25,000 24.92 623,100
2009-12-16 Grierson Stewart (Chief Financial Officer) Option Ex 25,000 .48 12,000
2009-12-15 Von Simson Ernest (Director) Sale 10,000 24.32 243,160
2009-12-15 Von Simson Ernest (Director) Option Ex 10,000 .16 1,600
2009-12-14 Ryles Scott A (Director) Sale 5,000 23.99 119,970
2009-12-14 Ryles Scott A (Director) Option Ex 5,000 .24 1,200
2009-12-10 Njemanze Hugh (CTO and EVP R&D) Sale 30,000 23.10 692,970
2009-12-07 Reilly Thomas (President and CEO) Sale 10,000 25.00 250,000
2009-12-07 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-12-01 Reilly Thomas (President and CEO) Sale 10,000 23.01 230,100
2009-12-01 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-12-01 Crowell William (Director) Sale 4,312 23.01 99,206
2009-12-01 Crowell William (Director) Option Ex 4,312 4.58 19,748
2009-11-06 Reilly Thomas (President and CEO) Sale 10,000 25.00 250,000
2009-11-06 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-11-02 Reilly Thomas (President and CEO) Sale 10,000 24.47 244,690
2009-11-02 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-11-02 Crowell William (Director) Sale 4,312 24.46 105,467
2009-11-02 Crowell William (Director) Option Ex 4,312 4.58 19,748
2009-10-14 Reilly Thomas (President and CEO) Sale 10,000 25.00 250,000
2009-10-14 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-10-01 Reilly Thomas (President and CEO) Sale 10,000 23.32 233,200
2009-10-01 Reilly Thomas (President and CEO) Option Ex 10,000 6.80 68,000
2009-10-01 Crowell William (Director) Sale 4,312 23.42 101,004
2009-10-01 Crowell William (Director) Option Ex 4,312 4.58 19,748
2009-09-30 Schlein Ted (Director) Option Ex 4,396 8.65 38,025
2009-09-29 Njemanze Hugh (CTO and EVP R&D) Sale 30,000 24.02 720,720
2009-09-29 Grierson Stewart (Chief Financial Officer) Sale 20,000 24.05 480,959
2009-09-29 Grierson Stewart (Chief Financial Officer) Option Ex 20,000 .36 7,200
2009-09-24 Scheel Jeffrey A (Sr. VP, Business Development) Sale 12,499 22.61 282,627
2009-09-24 Scheel Jeffrey A (Sr. VP, Business Development) Option Ex 12,499 8.50 106,241
2009-09-22 Njemanze Hugh (CTO and EVP R&D) Sale 20,000 23.18 463,700
2009-09-21 Crowell William (Director) Sale 28,811 23.08 665,044
2009-09-21 Crowell William (Director) Option Ex 28,811 4.58 131,954
2009-09-16 Schlein Ted (Director) Sale 5,000 22.18 110,900
2009-09-10 Ryles Scott A (Director) Sale 5,000 22.57 112,860
2009-09-10 Ryles Scott A (Director) Option Ex 5,000 .24 1,200
2009-09-10 Crowell William (Director) Sale 100 23.00 2,300
2009-09-10 Crowell William (Director) Option Ex 100 .16 16
2009-09-09 Grierson Stewart (Chief Financial Officer) Sale 30,000 22.66 679,860
2009-09-09 Grierson Stewart (Chief Financial Officer) Option Ex 30,000 .20 6,000
2009-09-09 Henry Reed T (Sr. VP of Marketing) Sale 30,000 22.65 679,620
2009-09-09 Henry Reed T (Sr. VP of Marketing) Option Ex 30,000 9.50 285,000
2009-09-09 Schlein Ted (Director) Sale 396 22.40 8,868
2009-09-09 Crowell William (Director) Sale 24,231 23.00 557,313
2009-09-09 Crowell William (Director) Option Ex 24,231 4.58 110,977
2009-09-08 Reilly Thomas (President and CEO) Sale 5,000 22.91 114,550
2009-09-08 Reilly Thomas (President and CEO) Option Ex 5,000 6.80 34,000
2009-09-08 Crowell William (Director) Sale 1,626 23.00 37,398
2009-09-08 Crowell William (Director) Option Ex 1,626 .16 260
2009-09-01 Reilly Thomas (President and CEO) Sale 5,000 20.00 100,000
2009-09-01 Reilly Thomas (President and CEO) Option Ex 5,000 6.80 34,000
2009-09-01 Crowell William (Director) Sale 4,000 19.49 77,976
2009-09-01 Crowell William (Director) Option Ex 4,000 .16 640
2009-08-14 Reilly Thomas (President and CEO) Sale 1,173 20.00 23,460
2009-08-14 Reilly Thomas (President and CEO) Option Ex 1,173 6.80 7,976
2009-08-03 Reilly Thomas (President and CEO) Sale 5,000 18.93 94,660
2009-08-03 Reilly Thomas (President and CEO) Option Ex 5,000 6.80 34,000
2009-08-03 Crowell William (Director) Sale 4,000 19.10 76,404
2009-08-03 Crowell William (Director) Option Ex 4,000 .16 640
2009-07-30 Reilly Thomas (President and CEO) Sale 5,000 18.00 90,000
2009-07-30 Reilly Thomas (President and CEO) Option Ex 5,000 6.80 34,000
2009-07-01 Crowell William (Director) Sale 4,000 17.38 69,524
2009-07-01 Crowell William (Director) Option Ex 4,000 .16 640
2009-06-30 Ramsey Craig (Director) Sale 33,000 18.04 595,452
2009-06-26 Njemanze Hugh (CTO and EVP R&D) Sale 20,000 17.32 346,320
2009-06-26 Grierson Stewart (Chief Financial Officer) Sale 25,000 17.00 425,050
2009-06-26 Grierson Stewart (Chief Financial Officer) Option Ex 25,000 .16 4,000
2009-06-26 Mosher Kevin (Sr. VP of Worldwide Operations) Sale 50,000 17.00 850,050
2009-06-26 Ramsey Craig (Director) Sale 70,000 17.09 1,196,370
2009-06-25 Ramsey Craig (Director) Sale 67,500 17.16 1,158,232
2009-06-24 Ramsey Craig (Director) Sale 90,000 16.92 1,522,530
2009-06-24 Schlein Ted (Director) Option Ex 11,196 8.65 96,845
2009-06-24 Von Simson Ernest (Director) Sale 1,286 16.88 21,701
2009-06-23 Ramsey Craig (Director) Sale 39,500 16.98 670,670
2009-06-19 Ryles Scott A (Director) Sale 8,000 17.47 139,760
2009-06-19 Ryles Scott A (Director) Option Ex 8,000 .24 1,920
2009-06-18 Njemanze Hugh (CTO and EVP R&D) Sale 20,000 17.48 349,560
2009-06-18 Henry Reed T (Sr. VP of Marketing) Sale 30,000 17.50 525,120
2009-06-18 Henry Reed T (Sr. VP of Marketing) Option Ex 30,000 9.25 277,500
2009-06-01 Crowell William (Director) Sale 4,000 16.88 67,524
2009-06-01 Crowell William (Director) Option Ex 4,000 .16 640
2009-05-01 Crowell William (Director) Sale 4,000 14.95 59,816
2009-05-01 Crowell William (Director) Option Ex 4,000 .16 640
2009-04-17 Henry Reed T (Sr. VP of Marketing) Sale 16,168 15.00 242,520
2009-04-17 Henry Reed T (Sr. VP of Marketing) Option Ex 16,168 10.00 161,680
2009-04-14 Henry Reed T (Sr. VP of Marketing) Sale 3,832 15.00 57,480
2009-04-14 Henry Reed T (Sr. VP of Marketing) Option Ex 3,832 10.00 38,320
2009-04-09 Crowell William (Director) Sale 8,000 14.00 112,000
2009-04-09 Crowell William (Director) Option Ex 8,000 .16 1,280
2009-03-31 Mosher Kevin (Sr. VP of Worldwide Operations) Sale 5,670 12.84 72,814
2009-03-30 Henry Reed T (Sr. VP of Marketing) Sale 77 12.18 937
2009-03-23 Njemanze Hugh (CTO and EVP R&D) Sale 12,500 11.73 146,662
2009-03-20 Njemanze Hugh (CTO and EVP R&D) Sale 12,500 11.93 149,175
2009-03-10 Grierson Stewart (Chief Financial Officer) Sale 20,000 11.28 225,680
2009-03-09 Shaw Robert W (Director) Sale 20,000 11.19 223,860
2009-03-09 Shaw Robert W (Director) Option Ex 20,000 .24 4,800
2009-03-06 Crowell William (Director) Sale 3,000 11.00 33,000
2009-03-06 Crowell William (Director) Option Ex 3,000 .16 480
2009-03-02 Crowell William (Director) Sale 1,000 9.19 9,190
2009-03-02 Crowell William (Director) Option Ex 1,000 .16 160
2009-02-24 Shaw Robert W (Director) Sale 17,500 8.48 148,330
2009-02-24 Shaw Robert W (Director) Option Ex 17,500 .24 4,200
2009-02-23 Shaw Robert W (Director) Sale 27,500 8.26 227,232
2009-02-23 Shaw Robert W (Director) Option Ex 27,500 .24 6,600
2009-02-11 Shaw Robert W (Director) Sale 2,794 8.07 22,553
2009-02-11 Shaw Robert W (Director) Option Ex 2,794 .24 670
2009-02-10 Shaw Robert W (Director) Sale 28,406 8.69 246,791
2009-02-10 Shaw Robert W (Director) Option Ex 28,406 .24 6,817
2009-02-09 Shaw Robert W (Director) Sale 13,800 9.10 125,538
2009-02-09 Shaw Robert W (Director) Option Ex 13,800 .24 3,312
2009-02-02 Crowell William (Director) Sale 1,000 9.34 9,344
2009-02-02 Crowell William (Director) Option Ex 1,000 .16 160
2009-01-27 Shaw Robert W (Director) Sale 21,818 9.80 213,925
2009-01-27 Shaw Robert W (Director) Option Ex 21,818 .24 5,236
2009-01-26 Shaw Robert W (Director) Sale 23,182 9.52 220,762
2009-01-26 Shaw Robert W (Director) Option Ex 23,182 .24 5,563
2009-01-14 Shaw Robert W (Director) Sale 4,200 8.83 37,098
2009-01-14 Shaw Robert W (Director) Option Ex 4,200 .24 1,008
2009-01-13 Shaw Robert W (Director) Sale 26,800 9.02 241,870
2009-01-13 Shaw Robert W (Director) Option Ex 26,800 .24 6,432
2009-01-13 Crowell William (Director) Sale 1,000 9.00 9,000
2009-01-13 Crowell William (Director) Option Ex 1,000 .16 160
2009-01-12 Shaw Robert W (Director) Sale 14,000 8.74 122,416
2009-01-12 Shaw Robert W (Director) Option Ex 14,000 .24 3,360
2008-12-17 Njemanze Hugh (CTO and EVP R&D) Sale 15,000 7.19 107,850
2008-12-12 Grierson Stewart (Chief Financial Officer) Sale 20,000 7.50 149,920
2008-12-12 Shaw Robert W (Director) Sale 100,000 7.37 737,000
2008-09-30 Njemanze Hugh (CTO and EVP R&D) Sale 10,000 7.45 74,470
2008-09-25 Ryles Scott A (Director) Option Ex 10,000 .24 2,400
2008-09-16 Henry Reed T (Sr. VP of Marketing) Sale 2,700 8.38 22,631
2008-09-15 Shaw Robert W (CEO and Chairman of the Board) Sale 30,000 8.80 263,970
2008-09-12 Shaw Robert W (CEO and Chairman of the Board) Sale 20,000 8.70 173,920
2008-09-12 Schlein Ted (Director) Buy 10,000 8.57 85,719

Insider trading activities including stock purchases, stock sales, and option exercises of ARST listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Arcsight Inc (symbol ARST, CIK number 1368582) see the Securities and Exchange Commission (SEC) website.