The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) by Mattern James M since 2007.
The trader's CIK number is 1194865.
At the time of the last reporting, Mattern James M was the VP - Administration of Black Hills Corp /sd/. (stock ticker symbol BKH).
Also see all insider trading activities at Black Hills Corp /sd/.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2008 | BKH | 0 | $0 | 0 | $0 | 7,500 | $165,000 |
| 2007 | BKH | 0 | $0 | 0 | $0 | 7,500 | $145,350 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2008-01-02 | BKH | Option Ex | 7,500 | 22.00 | 165,000 |
| 2007-03-21 | BKH | Option Ex | 7,500 | 19.38 | 145,350 |
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 Mattern James M (VP - Administration of Black Hills Corp /sd/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.