The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) by Gruenberg Don since 2007.
The trader's CIK number is 1244977.
At the time of the last reporting, Gruenberg Don was the Vice President of Perma-pipe International Holdings, Inc.. (stock ticker symbol PPIH).
Also see all insider trading activities at Perma-pipe International Holdings, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2007 | MFRI | 0 | $0 | 24,475 | $646,219 | 12,475 | $46,906 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2007-06-26 | MFRI | Sale | 18,229 | 26.12 | 476,141 |
| 2007-06-25 | MFRI | Sale | 6,246 | 27.23 | 170,078 |
| 2007-06-26 | MFRI | Option Ex | 12,475 | 3.76 | 46,906 |
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 Gruenberg Don (Vice President of Perma-pipe International Holdings, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.