Insider Trading History of Porter W Arthur

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Porter W Arthur since 2005. The trader's CIK number is 1194376. At the time of the last reporting, Porter W Arthur was the Director of Electro Scientific Industries Inc. (stock ticker symbol ESIO). Also see all insider trading activities at Electro Scientific Industries Inc.

Note that in the past PORTER W ARTHUR also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Stewart Information Services Corp (STC) by Porter W Arthur

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2005 STC 0 $0 2,000 $91,120 0 $0

Yearly summary of insider trading at Electro Scientific Industries Inc (ESIO) by Porter W Arthur

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2008 ESIO 0 $0 4,500 $74,515 4,500 $54,562


Insider trading activities at 2 companies by Porter W Arthur:

1. Stewart Information Services Corp (STC)

2. Electro Scientific Industries Inc (ESIO)

Table 1. Insider trading of Stewart Information Services Corp (STC) by Porter W Arthur

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2005-08-26 STC Sale 2,000 45.56 91,120

Table 2. Insider trading of Electro Scientific Industries Inc (ESIO) by Porter W Arthur

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2008-05-13 ESIO Sale 4,500 16.56 74,515
2008-05-13 ESIO Option Ex 4,500 12.12 54,562

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Porter W Arthur (Director of Electro Scientific Industries Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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