Insider Trading activities of Nl Industries Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Nl Industries Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Nl Industries Inc since year 2005. Table 2 shows the detailed insider transactions of Nl Industries Inc since 2005. The reporting company's ticker symbol is NL. The reporting company's CIK number is 72162.
The total value of stock buying since 2005 is $13,032,007.
The total value of stock sales since 2005 is $154,050.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Nl Industries Inc (NL).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2012-05 1,553 $18,403 0 $0 0 $0
2011-12 5,006 $62,039 0 $0 0 $0
2011-11 10,000 $121,310 0 $0 0 $0
2011-09 72,060 $890,108 0 $0 0 $0
2011-08 25,100 $311,250 0 $0 0 $0
2011-02 16,000 $208,000 0 $0 0 $0
2011-01 6,000 $69,390 0 $0 0 $0
2010-11 4,985 $55,084 0 $0 0 $0
2010-10 2,000 $18,050 0 $0 0 $0
2010-07 111,200 $728,017 0 $0 0 $0
2008-11 0 $0 10,000 $116,390 0 $0
2008-08 40,100 $522,623 0 $0 0 $0
2008-03 40,000 $393,159 0 $0 0 $0
2008-01 122,400 $1,124,296 0 $0 0 $0
2007-12 5,700 $56,350 0 $0 0 $0
2007-11 256,200 $2,492,360 0 $0 0 $0
2006-07 111,600 $1,065,960 0 $0 0 $0
2006-05 93,100 $1,261,878 0 $0 0 $0
2006-04 90,700 $1,020,654 0 $0 0 $0
2005-09 75,200 $1,074,147 0 $0 0 $0
2005-08 109,900 $1,538,929 0 $0 0 $0
2004-09 0 $0 2,000 $37,660 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Nl Industries Inc insiders (NL)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2012-05-17 Simmons Harold C (Chairman of the Board & CEO) Buy 1,553 11.85 18,403
2011-12-12 Simmons Harold C (Chairman of the Board & CEO) Buy 5,006 12.39 62,039
2011-11-23 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 12.13 121,310
2011-09-23 Simmons Harold C (Chairman of the Board & CEO) Buy 26,205 12.37 324,051
2011-09-22 Simmons Harold C (Chairman of the Board & CEO) Buy 20,000 12.07 241,480
2011-09-21 Simmons Harold C (Chairman of the Board & CEO) Buy 5,000 12.50 62,500
2011-09-19 Simmons Harold C (Chairman of the Board & CEO) Buy 15,000 12.39 185,805
2011-09-09 Simmons Harold C (Chairman of the Board & CEO) Buy 5,000 12.95 64,730
2011-09-06 Simmons Harold C (Chairman of the Board & CEO) Buy 855 13.50 11,542
2011-08-22 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 12.50 125,000
2011-08-19 Simmons Harold C (Chairman of the Board & CEO) Buy 100 12.50 1,250
2011-08-10 Simmons Harold C (Chairman of the Board & CEO) Buy 5,000 12.00 60,000
2011-08-09 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 12.50 125,000
2011-02-07 Simmons Harold C (Chairman of the Board and CEO) Buy 16,000 13.00 208,000
2011-01-21 Simmons Harold C (Chairman of the Board and CEO) Buy 4,000 11.56 46,260
2010-11-11 Simmons Harold C (Chairman of the Board and CEO) Buy 4,985 11.05 55,084
2010-10-06 Simmons Harold C (Chairman of the Board and CEO) Buy 2,000 9.02 18,050
2010-07-16 Simmons Harold C (Chairman of the Board and CEO) Buy 8,100 6.96 56,400
2010-07-09 Simmons Harold C (Chairman of the Board and CEO) Buy 3,100 7.07 21,923
2010-07-08 Simmons Harold C (Chairman of the Board and CEO) Buy 1,442 7.00 10,096
2010-07-07 Simmons Harold C (Chairman of the Board and CEO) Buy 37,824 6.52 246,650
2010-07-02 Simmons Harold C (Chairman of the Board and CEO) Buy 60,734 6.47 392,948
2008-11-18 Simmons Glenn R (Vice Chairman of the Board) Sale 3,800 11.26 42,784
2008-11-17 Simmons Glenn R (Vice Chairman of the Board) Sale 6,200 11.87 73,606
2008-08-29 Simmons Harold C (Chairman of the Board) Buy 40,100 13.03 522,623
2008-03-11 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 9.89 98,859
2008-03-10 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 9.50 95,000
2008-03-07 Simmons Harold C (Chairman of the Board & CEO) Buy 20,000 9.96 199,300
2008-01-18 Simmons Harold C (Chairman of the Board & CEO) Buy 30,000 8.89 266,670
2008-01-17 Simmons Harold C (Chairman of the Board & CEO) Buy 37,300 9.54 355,916
2008-01-11 Simmons Harold C (Chairman of the Board and CEO) Buy 10,000 9.75 97,500
2008-01-10 Simmons Harold C (Chairman of the Board and CEO) Buy 5,100 9.50 48,450
2008-01-09 Simmons Harold C (Chairman of the Board and CEO) Buy 40,000 8.89 355,760
2007-12-18 Simmons Harold C (Chairman of the Board and CEO) Buy 5,700 9.89 56,350
2007-11-26 Simmons Harold C (Chairman of the Board & CEO) Buy 120,000 9.71 1,166,680
2007-11-21 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 9.98 99,780
2007-11-20 Simmons Harold C (Chairman of the Board & CEO) Buy 20,000 9.54 190,900
2007-11-08 Simmons Harold C (Chairman of the Board & CEO) Buy 6,200 10.00 62,000
2006-07-21 Simmons Harold C (Chairman of the Board & CEO) Buy 11,400 9.53 108,640
2006-07-18 Simmons Harold C (Chairman of the Board & CEO) Buy 50,000 9.68 483,900
2006-07-17 Simmons Harold C (Chairman of the Board & CEO) Buy 44,500 9.42 419,100
2006-05-15 Simmons Harold C (Chairman of the Board & CEO) Buy 16,900 12.75 215,424
2006-05-12 Simmons Harold C (Chairman of the Board & CEO) Buy 15,000 13.38 200,625
2006-05-11 Simmons Harold C (Chairman of the Board & CEO) Buy 5,000 14.22 71,100
2006-05-10 Simmons Harold C (Chairman of the Boad & CEO) Buy 1,000 14.50 14,500
2006-05-09 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 14.00 140,000
2006-05-08 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 14.35 143,500
2006-05-05 Simmons Harold C (Chairman of the Board & CEO) Buy 10,100 14.41 145,510
2006-05-01 Simmons Harold C (Chairman of the Board & CEO) Buy 25,100 13.20 331,219
2006-04-27 Simmons Harold C (Chairman of the Board & CEO) Buy 20,000 12.90 258,060
2006-04-26 Simmons Harold C (Chairman of the Board & CEO) Buy 10,000 12.98 129,750
2006-04-24 Simmons Harold C (Chairman of the Board & CEO) Buy 18,000 11.93 214,812
2006-04-18 Simmons Harold C (Chairman of the Board & CEO) Buy 42,700 9.79 418,032
2005-09-21 Simmons Harold C (Chairman of the Board) Buy 62,000 14.25 883,500
2005-09-02 Simmons Harold C (Chairman of the Board) Buy 13,200 14.44 190,647
2005-08-31 Simmons Harold C (Chairman of the Board) Buy 109,900 14.00 1,538,929
2004-09-30 Stafford Thomas P (Director) Sale 2,000 18.83 37,660

Insider trading activities including stock purchases, stock sales, and option exercises of NL listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Nl Industries Inc (symbol NL, CIK number 72162) see the Securities and Exchange Commission (SEC) website.