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Insider Trading: Northwest Pipe Co
Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Northwest Pipe Co in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Northwest Pipe Co since year 2005. Table 2 shows the detailed insider transactions of Northwest Pipe Co since 2005.
The reporting company's ticker symbol is NWPX.
The reporting company's CIK number is 1001385.
The total value of stock buying since 2005 is $0.
The total value of stock sales is $9,323,570.
The total value of stock exercises is $5,432,451.
1 year stock price chart,
1 day stock price chart
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Figure 1. Monthly insider transaction values at Northwest Pipe Co (NWPX) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 08 09 10 -
Figure 2. Average prices of insider buys, sales, and option exercises at Northwest Pipe Co (NWPX) in the past 24 months. See table 2 for insider transaction details.
11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 08 09 10 -
Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for Northwest Pipe Co (NWPX).
Trading Period
year-month |
Insider Buying
Shares Value ($) |
Insider Sales
Shares Value ($) |
Option Exercises
Shares Value ($) |
| 2008-09 | 0 | 0 | 142 | 7,892 | 6,142 | 86,793 |
| 2008-08 | 0 | 0 | 92 | 4,814 | 92 | 1,646 |
| 2008-07 | 0 | 0 | 27,000 | 1,594,699 | 7,000 | 243,390 |
| 2008-05 | 0 | 0 | 23,071 | 1,097,433 | 4,000 | 73,750 |
| 2008-04 | 0 | 0 | 4,000 | 173,060 | 4,000 | 56,420 |
| 2008-03 | 0 | 0 | 39,056 | 1,494,185 | 22,556 | 306,800 |
| 2008-02 | 0 | 0 | 0 | 0 | 37,285 | 782,985 |
| 2007-12 | 0 | 0 | 47,978 | 1,795,947 | 47,978 | 692,089 |
| 2007-10 | 0 | 0 | 21,600 | 808,998 | 21,600 | 318,600 |
| 2007-09 | 0 | 0 | 10,000 | 361,599 | 0 | 0 |
| 2007-08 | 0 | 0 | 29,713 | 1,069,649 | 25,705 | 539,805 |
| 2007-06 | 0 | 0 | 6,200 | 208,909 | 6,200 | 130,200 |
| 2007-05 | 0 | 0 | 2,275 | 82,325 | 4,000 | 63,000 |
| 2006-12 | 0 | 0 | 0 | 0 | 108,250 | 2,030,223 |
| 2006-05 | 0 | 0 | 0 | 0 | 4,000 | 68,500 |
| 2006-03 | 0 | 0 | 0 | 0 | 3,000 | 38,250 |
| 2005-05 | 0 | 0 | 28,900 | 624,060 | 0 | 0 |
Table 2. Detailed insider stock purchases, sales, and option exercises
for Northwest Pipe Co (NWPX)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2008-09-30 | Kinglsey Wayne (Director) | Option Exercise | 6,000 | 14.04 | 84,252 |
| 2008-09-12 | Winsor Jenkins (VICE PRESIDENT) | Sale | 142 | 55.58 | 7,892 |
| 2008-09-12 | Winsor Jenkins (VICE PRESIDENT) | Option Exercise | 142 | 17.90 | 2,541 |
| 2008-08-20 | Stone Gary (Vice President QA) | Sale | 92 | 52.33 | 4,814 |
| 2008-08-20 | Stone Gary (Vice President QA) | Option Exercise | 92 | 17.90 | 1,646 |
| 2008-07-30 | Tagmyer William R (Director) | Sale | 5,513 | 59.00 | 325,267 |
| 2008-07-29 | Tagmyer William R (Director) | Sale | 4,487 | 59.00 | 264,733 |
| 2008-07-28 | Larson Keith R (Director) | Sale | 7,000 | 59.05 | 413,329 |
| 2008-07-28 | Larson Keith R (Director) | Option Exercise | 7,000 | 34.77 | 243,390 |
| 2008-07-28 | Tagmyer William R (Director) | Sale | 10,000 | 59.14 | 591,370 |
| 2008-05-27 | Tagmyer William R (Director) | Sale | 817 | 48.29 | 39,456 |
| 2008-05-19 | Kinglsey Wayne (Director) | Option Exercise | 2,000 | 22.88 | 45,750 |
| 2008-05-19 | Tagmyer William R (Director) | Sale | 18,636 | 47.84 | 891,546 |
| 2008-05-16 | Tagmyer William R (Director) | Sale | 1,118 | 47.70 | 53,328 |
| 2008-05-09 | Tagmyer William R (Director) | Sale | 500 | 46.19 | 23,095 |
| 2008-05-02 | Thornton Neil R (Director) | Sale | 2,000 | 45.00 | 90,008 |
| 2008-05-02 | Thornton Neil R (Director) | Option Exercise | 2,000 | 14.00 | 28,000 |
| 2008-04-30 | Thornton Neil R (Director) | Sale | 4,000 | 43.26 | 173,060 |
| 2008-04-30 | Thornton Neil R (Director) | Option Exercise | 4,000 | 14.10 | 56,420 |
| 2008-03-14 | Thornton Neil R (Director) | Sale | 4,000 | 39.00 | 156,000 |
| 2008-03-14 | Thornton Neil R (Director) | Option Exercise | 2,000 | 14.00 | 28,000 |
| 2008-03-14 | Tagmyer William R (Director) | Sale | 4,118 | 38.95 | 160,408 |
| 2008-03-14 | Tagmyer William R (Director) | Option Exercise | 4,118 | 13.56 | 55,852 |
| 2008-03-13 | Tagmyer William R (Director) | Sale | 14,438 | 38.68 | 558,490 |
| 2008-03-13 | Tagmyer William R (Director) | Option Exercise | 14,438 | 13.56 | 195,822 |
| 2008-03-11 | Thornton Neil R (Director) | Sale | 4,000 | 38.00 | 152,000 |
| 2008-03-11 | Thornton Neil R (Director) | Option Exercise | 2,000 | 13.56 | 27,126 |
| 2008-03-10 | Dunham Brian W (CEO & President) | Sale | 12,500 | 37.38 | 467,287 |
| 2008-02-18 | Mahoney Robert L (SENIOR VICE PRESIDENT) | Option Exercise | 1,857 | 21.00 | 38,997 |
| 2008-02-18 | Stokes Gary A (SVP SALES & MARKETING) | Option Exercise | 7,714 | 21.00 | 161,994 |
| 2008-02-18 | Koenig Charles L (SVP - WT OPERATIONS) | Option Exercise | 7,714 | 21.00 | 161,994 |
| 2008-02-18 | Dunham Brian W (PRESIDENT & CEO) | Option Exercise | 20,000 | 21.00 | 420,000 |
| 2007-12-13 | Tagmyer William R (Director) | Sale | 965 | 36.95 | 35,656 |
| 2007-12-13 | Tagmyer William R (Director) | Option Exercise | 965 | 13.56 | 13,088 |
| 2007-12-12 | Tagmyer William R (Director) | Sale | 9,966 | 37.59 | 374,602 |
| 2007-12-12 | Tagmyer William R (Director) | Option Exercise | 9,966 | 13.56 | 135,168 |
| 2007-12-11 | Tagmyer William R (Director) | Sale | 5,113 | 37.93 | 193,915 |
| 2007-12-11 | Tagmyer William R (Director) | Option Exercise | 5,113 | 13.56 | 69,347 |
| 2007-12-10 | Tagmyer William R (Director) | Sale | 2,984 | 37.43 | 111,691 |
| 2007-12-10 | Tagmyer William R (Director) | Option Exercise | 2,984 | 13.56 | 40,471 |
| 2007-12-07 | Thornton Neil R (Director) | Sale | 4,000 | 37.64 | 150,544 |
| 2007-12-07 | Thornton Neil R (Director) | Option Exercise | 4,000 | 18.72 | 74,876 |
| 2007-12-07 | Tagmyer William R (Director) | Sale | 14,950 | 37.42 | 559,399 |
| 2007-12-07 | Tagmyer William R (Director) | Option Exercise | 14,950 | 14.16 | 211,639 |
| 2007-12-06 | Tagmyer William R (Director) | Sale | 10,000 | 37.01 | 370,140 |
| 2007-12-06 | Tagmyer William R (Director) | Option Exercise | 10,000 | 14.75 | 147,500 |
| 2007-10-31 | Tagmyer William R (Director) | Sale | 2,100 | 37.64 | 79,052 |
| 2007-10-31 | Tagmyer William R (Director) | Option Exercise | 2,100 | 14.75 | 30,975 |
| 2007-10-30 | Tagmyer William R (Director) | Sale | 2,500 | 37.60 | 94,010 |
| 2007-10-30 | Tagmyer William R (Director) | Option Exercise | 2,500 | 14.75 | 36,875 |
| 2007-10-29 | Tagmyer William R (Director) | Sale | 17,000 | 37.41 | 635,936 |
| 2007-10-29 | Tagmyer William R (Director) | Option Exercise | 17,000 | 14.75 | 250,750 |
| 2007-09-13 | Tagmyer William R (Director) | Sale | 10,000 | 36.16 | 361,599 |
| 2007-08-22 | Tagmyer William R (Director) | Sale | 19,620 | 36.44 | 714,952 |
| 2007-08-22 | Tagmyer William R (Director) | Option Exercise | 19,620 | 21.00 | 412,020 |
| 2007-08-20 | Tagmyer William R (Director) | Sale | 4,085 | 35.26 | 144,037 |
| 2007-08-20 | Tagmyer William R (Director) | Option Exercise | 4,085 | 21.00 | 85,785 |
| 2007-08-17 | Thornton Neil R (Director) | Sale | 2,000 | 36.12 | 72,240 |
| 2007-08-16 | Thornton Neil R (Director) | Sale | 2,008 | 35.00 | 70,280 |
| 2007-08-01 | Tagmyer William R (Director) | Sale | 2,000 | 34.07 | 68,140 |
| 2007-08-01 | Tagmyer William R (Director) | Option Exercise | 2,000 | 21.00 | 42,000 |
| 2007-06-15 | Tagmyer William R (Director) | Sale | 5,000 | 33.10 | 165,520 |
| 2007-06-15 | Tagmyer William R (Director) | Option Exercise | 5,000 | 21.00 | 105,000 |
| 2007-06-01 | Tagmyer William R (Director) | Sale | 1,200 | 36.16 | 43,389 |
| 2007-06-01 | Tagmyer William R (Director) | Option Exercise | 1,200 | 21.00 | 25,200 |
| 2007-05-21 | Kinglsey Wayne (Director) | Option Exercise | 2,000 | 15.75 | 31,500 |
| 2007-05-21 | Thornton Neil R (Director) | Option Exercise | 2,000 | 15.75 | 31,500 |
| 2007-05-04 | Thornton Neil R (Director) | Sale | 2,275 | 36.19 | 82,325 |
| 2006-12-05 | Murakami John D (VP, CFO, CORP SEC) | Option Exercise | 8,250 | 18.82 | 155,223 |
| 2006-12-05 | Mahoney Robert L (CHIEF STRATEGIC OFFICER) | Option Exercise | 3,000 | 18.75 | 56,250 |
| 2006-12-05 | Stokes Gary A (SVP WT SALES & MKTG) | Option Exercise | 12,000 | 18.75 | 225,000 |
| 2006-12-05 | Koenig Charles L (SVP WT OPS) | Option Exercise | 12,000 | 18.75 | 225,000 |
| 2006-12-05 | Dunham Brian W (PRESIDENT & CEO) | Option Exercise | 25,000 | 18.75 | 468,750 |
| 2006-12-05 | Tagmyer William R (Director) | Option Exercise | 48,000 | 18.75 | 900,000 |
| 2006-05-10 | Kinglsey Wayne (Director) | Option Exercise | 2,000 | 17.12 | 34,250 |
| 2006-05-02 | Thornton Neil R (Director) | Option Exercise | 2,000 | 17.12 | 34,250 |
| 2006-03-22 | Murakami John D (VP, CFO & CORP SECRETARY) | Option Exercise | 3,000 | 12.75 | 38,250 |
| 2005-05-20 | Dunham Brian W (CEO) | Sale | 18,600 | 21.60 | 401,760 |
| 2005-05-19 | Thornton Neil R (Director) | Sale | 1,000 | 21.42 | 21,420 |
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 Northwest Pipe Co (symbol NWPX,
CIK number 1001385) see
the Securities and Exchange Commission (SEC) website.
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