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Insider Trading: Amcol International Corp
Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Amcol International Corp in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Amcol International Corp since year 2005. Table 2 shows the detailed insider transactions of Amcol International Corp since 2005.
The reporting company's ticker symbol is ACO.
The reporting company's CIK number is 813621.
The total value of stock buying since 2005 is $603,096.
The total value of stock sales is $49,434,809.
The total value of stock exercises is $11,004,370.
1 year stock price chart,
1 day stock price chart
ACO 1 year chart ACO 1 day chart
Figure 1. Monthly insider transaction values at Amcol International Corp (ACO) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
07 08 09 10 11 12 01 2012 02 03 04 05 06 07 08 09 10 11 12 01 2013 02 03 04 05 06 -
Figure 2. Average prices of insider buys, sales, and option exercises at Amcol International Corp (ACO) in the past 24 months. See table 2 for insider transaction details.
07 08 09 10 11 12 01 2012 02 03 04 05 06 07 08 09 10 11 12 01 2013 02 03 04 05 06 -
Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for Amcol International Corp (ACO).
Trading Period
year-month |
Insider Buying
Shares Value ($) |
Insider Sales
Shares Value ($) |
Option Exercises
Shares Value ($) |
| 2013-06 | 0 | 0 | 10,000 | 313,390 | 10,000 | 242,500 |
| 2013-05 | 0 | 0 | 7,500 | 240,000 | 7,500 | 181,875 |
| 2013-04 | 0 | 0 | 5,000 | 151,625 | 0 | 0 |
| 2013-02 | 0 | 0 | 38,263 | 1,164,293 | 22,000 | 658,900 |
| 2012-12 | 0 | 0 | 11,000 | 329,072 | 0 | 0 |
| 2012-11 | 0 | 0 | 23,295 | 724,454 | 0 | 0 |
| 2012-07 | 0 | 0 | 4,000 | 123,320 | 0 | 0 |
| 2012-05 | 5,000 | 150,050 | 20,000 | 633,093 | 0 | 0 |
| 2012-02 | 0 | 0 | 25,000 | 730,748 | 32,044 | 578,198 |
| 2012-01 | 0 | 0 | 10,000 | 290,500 | 15,000 | 293,450 |
| 2011-11 | 0 | 0 | 23,500 | 727,933 | 19,000 | 416,900 |
| 2011-08 | 0 | 0 | 800 | 23,600 | 0 | 0 |
| 2011-07 | 0 | 0 | 3,500 | 106,802 | 0 | 0 |
| 2011-06 | 0 | 0 | 0 | 0 | 7,452 | 49,555 |
| 2011-05 | 0 | 0 | 92,475 | 3,243,104 | 109,333 | 2,544,491 |
| 2011-04 | 0 | 0 | 104,000 | 3,880,600 | 0 | 0 |
| 2011-03 | 0 | 0 | 30,000 | 971,726 | 4,000 | 20,000 |
| 2011-02 | 7,000 | 146,300 | 80,310 | 2,415,433 | 22,000 | 459,795 |
| 2010-12 | 0 | 0 | 51,547 | 1,502,700 | 53,665 | 1,062,509 |
| 2010-11 | 0 | 0 | 38,211 | 1,090,981 | 7,294 | 36,470 |
| 2010-10 | 0 | 0 | 23,000 | 661,733 | 0 | 0 |
| 2010-08 | 915 | 22,991 | 15,000 | 450,000 | 5,000 | 25,000 |
| 2010-07 | 0 | 0 | 23,460 | 700,236 | 2,000 | 7,750 |
| 2010-06 | 0 | 0 | 0 | 0 | 2,000 | 7,750 |
| 2010-05 | 0 | 0 | 28,000 | 828,500 | 5,000 | 104,500 |
| 2010-04 | 0 | 0 | 11,000 | 328,229 | 22,548 | 149,944 |
| 2010-03 | 0 | 0 | 5,000 | 135,000 | 5,000 | 104,500 |
| 2010-02 | 6,500 | 162,225 | 9,000 | 226,587 | 15,000 | 271,500 |
| 2010-01 | 0 | 0 | 5,500 | 148,709 | 6,000 | 108,600 |
| 2009-12 | 0 | 0 | 31,900 | 902,184 | 52,406 | 668,130 |
| 2009-11 | 0 | 0 | 32,611 | 929,834 | 26,000 | 277,012 |
| 2009-10 | 0 | 0 | 29,000 | 827,904 | 0 | 0 |
| 2009-08 | 0 | 0 | 10,909 | 239,299 | 21,300 | 221,312 |
| 2009-07 | 0 | 0 | 9,000 | 169,746 | 6,000 | 31,050 |
| 2009-06 | 0 | 0 | 10,000 | 233,400 | 0 | 0 |
| 2009-05 | 0 | 0 | 13,000 | 283,270 | 11,478 | 25,997 |
| 2009-04 | 0 | 0 | 20,500 | 396,415 | 0 | 0 |
| 2009-03 | 0 | 0 | 0 | 0 | 2,295 | 5,198 |
| 2009-02 | 0 | 0 | 19,923 | 287,374 | 86,000 | 405,896 |
| 2008-12 | 0 | 0 | 0 | 0 | 11,478 | 25,997 |
| 2008-11 | 0 | 0 | 0 | 0 | 6,919 | 10,848 |
| 2008-10 | 1,000 | 19,578 | 3,000 | 71,409 | 0 | 0 |
| 2008-09 | 0 | 0 | 1,500 | 54,849 | 0 | 0 |
| 2008-08 | 0 | 0 | 0 | 0 | 7,270 | 11,399 |
| 2008-07 | 0 | 0 | 14,537 | 463,799 | 0 | 0 |
| 2008-06 | 0 | 0 | 0 | 0 | 20,410 | 118,071 |
| 2008-05 | 0 | 0 | 0 | 0 | 34,956 | 72,923 |
| 2008-04 | 0 | 0 | 4,500 | 131,260 | 0 | 0 |
| 2008-03 | 0 | 0 | 36,478 | 1,088,177 | 36,478 | 65,197 |
| 2008-02 | 0 | 0 | 1,081 | 25,792 | 26,255 | 79,164 |
| 2008-01 | 0 | 0 | 4,000 | 100,008 | 0 | 0 |
| 2007-12 | 0 | 0 | 4,800 | 186,240 | 20,000 | 80,640 |
| 2007-11 | 0 | 0 | 5,765 | 228,772 | 0 | 0 |
| 2007-10 | 0 | 0 | 96,235 | 3,761,954 | 0 | 0 |
| 2007-09 | 0 | 0 | 20,000 | 672,137 | 0 | 0 |
| 2007-08 | 0 | 0 | 55,200 | 1,697,208 | 25,200 | 451,961 |
| 2007-07 | 0 | 0 | 7,000 | 219,030 | 0 | 0 |
| 2007-06 | 0 | 0 | 25,000 | 614,100 | 0 | 0 |
| 2007-05 | 0 | 0 | 6,657 | 163,259 | 40,364 | 169,335 |
| 2007-04 | 2,000 | 49,200 | 0 | 0 | 16,000 | 25,088 |
| 2007-03 | 2,000 | 52,752 | 101,588 | 2,789,431 | 11,478 | 28,109 |
| 2007-02 | 0 | 0 | 59,600 | 1,760,490 | 30,000 | 66,630 |
| 2007-01 | 0 | 0 | 0 | 0 | 1,587 | 3,270 |
| 2006-12 | 0 | 0 | 10,000 | 286,400 | 7,000 | 29,176 |
| 2006-10 | 0 | 0 | 7,200 | 187,200 | 0 | 0 |
| 2006-07 | 0 | 0 | 6,500 | 156,000 | 4,400 | 23,760 |
| 2006-04 | 0 | 0 | 7,459 | 223,323 | 4,400 | 25,300 |
| 2006-03 | 0 | 0 | 67,609 | 1,775,605 | 51,644 | 127,676 |
| 2006-02 | 0 | 0 | 77,221 | 2,051,777 | 52,401 | 627,264 |
| 2006-01 | 0 | 0 | 33,000 | 858,520 | 2,117 | 3,780 |
| 2005-11 | 0 | 0 | 8,000 | 160,448 | 0 | 0 |
| 2005-10 | 0 | 0 | 50,000 | 977,500 | 0 | 0 |
| 2005-08 | 0 | 0 | 26,871 | 543,135 | 0 | 0 |
| 2005-07 | 0 | 0 | 14,629 | 290,085 | 0 | 0 |
| 2005-06 | 0 | 0 | 38,000 | 742,511 | 0 | 0 |
| 2005-05 | 0 | 0 | 38,300 | 742,596 | 0 | 0 |
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Table 2. Detailed insider stock purchases, sales, and option exercises
for Amcol International Corp (ACO)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2013-06-05 | Johnson Michael R. (Vice President) | Sale | 10,000 | 31.34 | 313,390 |
| 2013-06-05 | Johnson Michael R. (Vice President) | Option Exercise | 10,000 | 24.25 | 242,500 |
| 2013-05-17 | Castagna Gary L (Vice President) | Sale | 7,500 | 32.00 | 240,000 |
| 2013-05-17 | Castagna Gary L (Vice President) | Option Exercise | 7,500 | 24.25 | 181,875 |
| 2013-04-30 | Hughes John (Director) | Sale | 5,000 | 30.32 | 151,625 |
| 2013-02-22 | Johnson Michael R. (Vice President) | Sale | 1,201 | 30.47 | 36,594 |
| 2013-02-22 | Pearson Donald W (Vice President) | Sale | 2,819 | 30.47 | 85,894 |
| 2013-02-22 | Mckendrick Ryan F (Vice President) | Sale | 2,243 | 30.47 | 68,344 |
| 2013-02-12 | Stahl Dale E (Director) | Sale | 4,000 | 30.42 | 121,664 |
| 2013-02-12 | Stahl Dale E (Director) | Option Exercise | 4,000 | 29.95 | 119,800 |
| 2013-02-11 | Casey Daniel P (Director) | Sale | 5,000 | 30.35 | 151,745 |
| 2013-02-08 | Weaver Audrey L (Director) | Sale | 4,000 | 30.40 | 121,600 |
| 2013-02-08 | Weaver Audrey L (Director) | Option Exercise | 4,000 | 29.95 | 119,800 |
| 2013-02-08 | Redman Clarence O (Director) | Sale | 4,000 | 30.44 | 121,752 |
| 2013-02-08 | Redman Clarence O (Director) | Option Exercise | 4,000 | 29.95 | 119,800 |
| 2013-02-08 | Castagna Gary L (Vice President) | Sale | 10,000 | 30.50 | 305,000 |
| 2013-02-08 | Castagna Gary L (Vice President) | Option Exercise | 10,000 | 29.95 | 299,500 |
| 2013-02-06 | Hughes John (Director) | Sale | 5,000 | 30.34 | 151,700 |
| 2012-12-05 | Castagna Gary L (Vice President) | Sale | 6,000 | 30.00 | 180,012 |
| 2012-12-04 | Casey Daniel P (Director) | Sale | 5,000 | 29.81 | 149,060 |
| 2012-11-16 | Weaver Audrey L (Director) | Sale | 3,000 | 29.40 | 88,200 |
| 2012-11-06 | Hughes John (Director) | Sale | 4,000 | 31.27 | 125,080 |
| 2012-11-01 | Stahl Dale E (Director) | Sale | 16,295 | 31.37 | 511,174 |
| 2012-07-31 | Hughes John (Director) | Sale | 4,000 | 30.83 | 123,320 |
| 2012-05-14 | Palensky Fred J (Director) | Purchase | 5,000 | 30.01 | 150,050 |
| 2012-05-11 | Redman Clarence O (Director) | Sale | 5,000 | 29.79 | 148,950 |
| 2012-05-02 | Hughes John (Director) | Sale | 4,000 | 31.77 | 127,092 |
| 2012-05-01 | Proops Jay D (Director) | Sale | 10,000 | 32.41 | 324,099 |
| 2012-05-01 | Castagna Gary L (Vice President) | Sale | 1,000 | 32.95 | 32,952 |
| 2012-02-06 | Casey Daniel P (Director) | Sale | 5,000 | 30.17 | 150,850 |
| 2012-02-06 | Casey Daniel P (Director) | Option Exercise | 5,000 | 5.98 | 29,900 |
| 2012-02-03 | Weaver Paul C (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2012-02-02 | Trauger Robert J. (Vice President) | Sale | 7,000 | 29.00 | 203,000 |
| 2012-02-02 | Trauger Robert J. (Vice President) | Option Exercise | 7,000 | 26.02 | 182,140 |
| 2012-02-01 | Johnson Michael R. (Vice President) | Sale | 7,000 | 29.01 | 203,042 |
| 2012-02-01 | Johnson Michael R. (Vice President) | Option Exercise | 12,044 | 16.34 | 196,738 |
| 2012-02-01 | Weaver Paul C (Director) | Option Exercise | 2,000 | 6.65 | 13,300 |
| 2012-02-01 | Hughes John (Director) | Sale | 3,000 | 28.93 | 86,796 |
| 2012-02-01 | Brown Arthur (Director) | Sale | 3,000 | 29.02 | 87,060 |
| 2012-02-01 | Brown Arthur (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2012-01-31 | Castagna Gary L (Vice President) | Sale | 10,000 | 29.05 | 290,500 |
| 2012-01-31 | Castagna Gary L (Vice President) | Option Exercise | 10,000 | 26.02 | 260,200 |
| 2012-01-20 | Castagna Gary L (Vice President) | Option Exercise | 5,000 | 6.65 | 33,250 |
| 2011-11-30 | Proops Jay D (Director) | Sale | 5,000 | 32.03 | 160,140 |
| 2011-11-30 | Proops Jay D (Director) | Option Exercise | 2,000 | 6.65 | 13,300 |
| 2011-11-30 | Hughes John (Director) | Sale | 3,000 | 32.01 | 96,030 |
| 2011-11-30 | Hughes John (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2011-11-30 | Redman Clarence O (Director) | Sale | 3,000 | 31.99 | 95,958 |
| 2011-11-30 | Redman Clarence O (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2011-11-30 | Casey Daniel P (Director) | Sale | 3,000 | 32.17 | 96,506 |
| 2011-11-30 | Casey Daniel P (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2011-11-29 | Proops Jay D (Director) | Sale | 3,000 | 29.49 | 88,461 |
| 2011-11-29 | Proops Jay D (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2011-11-18 | Weaver Audrey L (Director) | Sale | 3,000 | 29.00 | 87,000 |
| 2011-11-18 | Weaver Audrey L (Director) | Option Exercise | 3,000 | 26.02 | 78,060 |
| 2011-11-18 | Stahl Dale E (Director) | Option Exercise | 2,000 | 6.65 | 13,300 |
| 2011-11-02 | Hughes John (Director) | Sale | 3,500 | 29.67 | 103,838 |
| 2011-08-30 | Weaver Audrey L (Director) | Sale | 800 | 29.50 | 23,600 |
| 2011-07-27 | Hughes John (Director) | Sale | 3,500 | 30.52 | 106,802 |
| 2011-06-17 | Washow Lawrence E (Director) | Option Exercise | 7,452 | 6.65 | 49,555 |
| 2011-05-18 | Mckendrick Ryan F (Vice President) | Sale | 89,955 | 35.00 | 3,148,604 |
| 2011-05-18 | Mckendrick Ryan F (Vice President) | Option Exercise | 103,333 | 24.27 | 2,507,891 |
| 2011-05-13 | Castagna Gary L (Vice President) | Option Exercise | 4,000 | 6.65 | 26,600 |
| 2011-05-04 | Weaver Paul C (Director) | Option Exercise | 2,000 | 5.00 | 10,000 |
| 2011-05-02 | Weaver Audrey L (Director) | Sale | 2,520 | 37.50 | 94,500 |
| 2011-04-29 | Hughes John (Director) | Sale | 100,000 | 37.31 | 3,731,000 |
| 2011-04-05 | Weaver Leslie A (10% Owner) | Sale | 4,000 | 37.40 | 149,600 |
| 2011-03-25 | Weaver Leslie A (10% Owner) | Sale | 6,000 | 34.26 | 205,560 |
| 2011-03-17 | Washow Lawrence E (Director) | Sale | 15,000 | 32.00 | 480,000 |
| 2011-03-08 | Johnson Michael R. (Vice President) | Sale | 7,000 | 32.00 | 224,000 |
| 2011-03-08 | Stahl Dale E (Director) | Option Exercise | 2,000 | 5.00 | 10,000 |
| 2011-03-03 | Proops Jay D (Director) | Sale | 2,000 | 31.08 | 62,166 |
| 2011-03-03 | Proops Jay D (Director) | Option Exercise | 2,000 | 5.00 | 10,000 |
| 2011-02-17 | Trauger Robert J. (Vice President) | Sale | 10,000 | 30.33 | 303,340 |
| 2011-02-10 | Washow Lawrence E (Director) | Sale | 38,907 | 30.02 | 1,167,988 |
| 2011-02-09 | Johnson Michael R. (Vice President) | Purchase | 7,000 | 20.90 | 146,300 |
| 2011-02-08 | Weaver Audrey L (Director) | Sale | 3,000 | 30.40 | 91,203 |
| 2011-02-08 | Weaver Audrey L (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2011-02-07 | Trauger Robert J. (Vice President) | Sale | 7,000 | 30.19 | 211,302 |
| 2011-02-07 | Trauger Robert J. (Vice President) | Option Exercise | 7,000 | 20.90 | 146,300 |
| 2011-02-07 | Proops Jay D (Director) | Sale | 3,000 | 30.12 | 90,360 |
| 2011-02-07 | Proops Jay D (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2011-02-07 | Casey Daniel P (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2011-02-03 | Washow Lawrence E (Director) | Sale | 11,903 | 29.92 | 356,137 |
| 2011-02-01 | Weaver Paul C (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2011-02-01 | Hughes John (Director) | Sale | 3,500 | 29.90 | 104,653 |
| 2011-02-01 | Stahl Dale E (Director) | Sale | 3,000 | 30.15 | 90,450 |
| 2011-02-01 | Stahl Dale E (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2010-12-06 | Washow Lawrence E (Director) | Sale | 24,136 | 29.15 | 703,516 |
| 2010-12-06 | Washow Lawrence E (Director) | Option Exercise | 30,000 | 20.90 | 627,000 |
| 2010-12-06 | Mckendrick Ryan F (Vice President) | Sale | 5,412 | 29.28 | 158,474 |
| 2010-12-06 | Mckendrick Ryan F (Vice President) | Option Exercise | 6,666 | 20.90 | 139,319 |
| 2010-12-03 | Proops Jay D (Director) | Sale | 5,000 | 29.50 | 147,500 |
| 2010-12-02 | Hughes John (Director) | Sale | 3,000 | 29.10 | 87,297 |
| 2010-12-02 | Hughes John (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2010-12-02 | Brown Arthur (Director) | Sale | 10,999 | 29.06 | 319,597 |
| 2010-12-02 | Brown Arthur (Director) | Option Exercise | 10,999 | 15.53 | 170,792 |
| 2010-12-01 | Redman Clarence O (Director) | Sale | 3,000 | 28.77 | 86,316 |
| 2010-12-01 | Redman Clarence O (Director) | Option Exercise | 3,000 | 20.90 | 62,699 |
| 2010-11-09 | Washow Lawrence E (Director) | Sale | 10,000 | 29.07 | 290,700 |
| 2010-11-05 | Weaver Paul C (Director) | Sale | 4,000 | 29.74 | 118,960 |
| 2010-11-02 | Hughes John (Director) | Sale | 24,211 | 28.14 | 681,321 |
| 2010-11-01 | Washow Lawrence E (Director) | Option Exercise | 7,294 | 5.00 | 36,470 |
| 2010-10-26 | Hughes John (Director) | Sale | 23,000 | 28.77 | 661,733 |
| 2010-08-20 | Johnson Michael R. (Vice President) | Purchase | 915 | 25.13 | 22,991 |
| 2010-08-20 | Castagna Gary L (Vice President) | Option Exercise | 5,000 | 5.00 | 25,000 |
| 2010-08-03 | Proops Jay D (Director) | Sale | 10,000 | 30.00 | 300,000 |
| 2010-07-27 | Hughes John (Director) | Sale | 3,000 | 29.84 | 89,505 |
| 2010-07-27 | Washow Lawrence E (Director) | Sale | 20,460 | 29.85 | 610,731 |
| 2010-07-14 | Brown Arthur (Director) | Option Exercise | 2,000 | 3.88 | 7,750 |
| 2010-06-29 | Weaver Paul C (Director) | Option Exercise | 2,000 | 3.88 | 7,750 |
| 2010-05-12 | Weaver Audrey L (Director) | Sale | 5,000 | 30.00 | 150,000 |
| 2010-05-12 | Castagna Gary L (Vice President) | Sale | 5,000 | 30.25 | 151,250 |
| 2010-05-12 | Castagna Gary L (Vice President) | Option Exercise | 5,000 | 20.90 | 104,500 |
| 2010-05-11 | Proops Jay D (Director) | Sale | 3,000 | 30.00 | 90,000 |
| 2010-05-04 | Washow Lawrence E (Director) | Sale | 15,000 | 29.15 | 437,250 |
| 2010-04-30 | Washow Lawrence E (Director) | Option Exercise | 22,548 | 6.65 | 149,944 |
| 2010-04-27 | Proops Jay D (Director) | Sale | 7,500 | 30.00 | 225,000 |
| 2010-04-27 | Hughes John (Director) | Sale | 3,500 | 29.49 | 103,229 |
| 2010-03-03 | Castagna Gary L (Vice President) | Sale | 5,000 | 27.00 | 135,000 |
| 2010-03-03 | Castagna Gary L (Vice President) | Option Exercise | 5,000 | 20.90 | 104,500 |
| 2010-02-26 | Johnson Michael R. (Vice President) | Purchase | 2,000 | 25.74 | 51,480 |
| 2010-02-10 | Mckendrick Ryan F (Vice President) | Purchase | 4,500 | 24.61 | 110,745 |
| 2010-02-05 | Brown Arthur (Director) | Sale | 3,000 | 25.09 | 75,270 |
| 2010-02-05 | Brown Arthur (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-02-05 | Casey Daniel P (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-02-03 | Proops Jay D (Director) | Sale | 3,000 | 24.89 | 74,670 |
| 2010-02-03 | Proops Jay D (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-02-01 | Weaver Paul C (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-02-01 | Redman Clarence O (Director) | Sale | 3,000 | 25.55 | 76,647 |
| 2010-02-01 | Redman Clarence O (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-01-26 | Hughes John (Director) | Sale | 5,500 | 27.04 | 148,709 |
| 2010-01-26 | Hughes John (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2010-01-20 | Stahl Dale E (Director) | Option Exercise | 3,000 | 18.10 | 54,300 |
| 2009-12-04 | Washow Lawrence E (Director) | Sale | 22,900 | 28.31 | 648,344 |
| 2009-12-04 | Washow Lawrence E (Director) | Option Exercise | 30,000 | 18.10 | 543,000 |
| 2009-12-03 | Washow Lawrence E (Director) | Option Exercise | 21,406 | 5.00 | 107,030 |
| 2009-12-02 | Weaver Paul C (Director) | Sale | 8,000 | 28.23 | 225,840 |
| 2009-12-02 | Castagna Gary L (Vice President) | Sale | 1,000 | 28.00 | 28,000 |
| 2009-12-02 | Castagna Gary L (Vice President) | Option Exercise | 1,000 | 18.10 | 18,100 |
| 2009-11-23 | Hughes John (Director) | Sale | 2,000 | 28.89 | 57,780 |
| 2009-11-23 | Hughes John (Director) | Option Exercise | 2,000 | 6.65 | 13,300 |
| 2009-11-10 | Morrison Gary D (Vice President) | Sale | 24,000 | 28.32 | 679,608 |
| 2009-11-10 | Morrison Gary D (Vice President) | Option Exercise | 24,000 | 10.99 | 263,712 |
| 2009-11-09 | Love Lloyd F (Vice President) | Sale | 6,611 | 29.11 | 192,446 |
| 2009-10-27 | Hughes John (Director) | Sale | 4,000 | 28.48 | 113,904 |
| 2009-10-27 | Washow Lawrence E (Director) | Sale | 25,000 | 28.56 | 714,000 |
| 2009-08-21 | Castagna Gary L (Vice President) | Sale | 8,000 | 22.43 | 179,432 |
| 2009-08-21 | Castagna Gary L (Vice President) | Option Exercise | 8,000 | 18.10 | 144,800 |
| 2009-08-18 | Washow Lawrence E (Director) | Option Exercise | 4,300 | 3.88 | 16,662 |
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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 Amcol International Corp (symbol ACO,
CIK number 813621) see
the Securities and Exchange Commission (SEC) website.
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