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Insider Trading: Silicon Graphics Inc

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Silicon Graphics Inc in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Silicon Graphics Inc since year 2005. Table 2 shows the detailed insider transactions of Silicon Graphics Inc since 2005. The reporting company's ticker symbol is SGIC. The reporting company's CIK number is 802301.

The total value of stock buying since 2005 is $812,863. The total value of stock sales is $22,803. The total value of stock exercises is $0.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at Silicon Graphics Inc (SGIC) 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.

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

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  • 05

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  • 09

  • 10

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  • 01 2008

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  • 06

  • 07

  • 08

  • 09

  • $354,069

    $35,406

    $3,540

    $354

  • Buy
  • Sale
  • Option Exercise

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

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

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  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

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  • 07

  • 08

  • 09

  • $18.59

    $13.94

    $9.30

    $4.65



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Silicon Graphics Inc (SGIC).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-09 1,993 8,156 0 0 0 0
2008-08 36,827 143,698 0 0 0 0
2008-07 31,752 121,021 0 0 0 0
2008-05 88,443 354,069 0 0 0 0
2006-11 10,000 185,919 0 0 0 0
2005-05 0 0 27,640 22,803 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Silicon Graphics Inc (SGIC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-09-10 Conway Richard F (10% Owner) Purchase 500 6.16 3,080
2008-09-05 Conway Richard F (10% Owner) Purchase 1,493 3.40 5,076
2008-08-26 Conway Richard F (10% Owner) Purchase 2,402 3.00 7,206
2008-08-25 Conway Richard F (10% Owner) Purchase 1,600 3.00 4,800
2008-08-22 Conway Richard F (10% Owner) Purchase 3,292 3.00 9,876
2008-08-21 Conway Richard F (10% Owner) Purchase 3,599 2.96 10,635
2008-08-18 Conway Richard F (10% Owner) Purchase 205 6.00 1,230
2008-08-15 Conway Richard F (10% Owner) Purchase 1,249 3.10 3,871
2008-08-07 Conway Richard F (10% Owner) Purchase 4,580 3.42 15,663
2008-08-06 Conway Richard F (10% Owner) Purchase 8,000 4.67 37,333
2008-08-05 Conway Richard F (10% Owner) Purchase 9,900 4.66 46,134
2008-08-04 Conway Richard F (10% Owner) Purchase 2,000 3.48 6,950
2008-07-28 Conway Richard F (10% Owner) Purchase 3,100 3.80 11,764
2008-07-24 Conway Richard F (10% Owner) Purchase 2,000 3.80 7,600
2008-07-21 Conway Richard F (10% Owner) Purchase 1,278 7.00 8,946
2008-07-18 Conway Richard F (10% Owner) Purchase 7,000 4.55 31,826
2008-07-17 Conway Richard F (10% Owner) Purchase 2,200 3.13 6,886
2008-07-16 Conway Richard F (10% Owner) Purchase 2,400 3.57 8,563
2008-07-15 Conway Richard F (10% Owner) Purchase 1,500 3.16 4,732
2008-07-14 Conway Richard F (10% Owner) Purchase 2,279 2.96 6,757
2008-07-11 Conway Richard F (10% Owner) Purchase 5,658 3.80 21,500
2008-07-10 Conway Richard F (10% Owner) Purchase 4,337 2.87 12,447
2008-05-12 Conway Richard F (10% Owner) Purchase 25,000 4.67 116,666
2008-05-09 Conway Richard F (10% Owner) Purchase 63,443 3.74 237,403
2006-11-16 Grillo Anthony (Director) Purchase 10,000 18.59 185,919
2005-05-13 Pratt Warren (EVP) Sale 27,640 .82 22,803

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 Silicon Graphics Inc (symbol SGIC, CIK number 802301) see the Securities and Exchange Commission (SEC) website.

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