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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 $101,952.
The total value of stock sales is $22,951,766.
The total value of stock exercises is $2,008,910.
1 year stock price chart,
1 day stock price chart
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Figure 1. Monthly insider transaction values at Amcol International Corp (ACO) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
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Figure 2. Average prices of insider buys, sales, and option exercises at Amcol International Corp (ACO) in the past 24 months. See table 2 for insider transaction details.
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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for Amcol International Corp (ACO).
Trading Period year-month |
Insider Buying Shares Value ($) |
Insider Sales Shares Value ($) |
Option Exercises Shares Value ($) |
| 2008-09 | 0 | 0 | 1,500 | 54,850 | 0 | 0 |
| 2008-08 | 0 | 0 | 0 | 0 | 7,270 | 11,400 |
| 2008-07 | 0 | 0 | 14,537 | 463,808 | 0 | 0 |
| 2008-06 | 0 | 0 | 0 | 0 | 20,410 | 118,088 |
| 2008-05 | 0 | 0 | 0 | 0 | 34,956 | 72,936 |
| 2008-04 | 0 | 0 | 4,500 | 131,262 | 0 | 0 |
| 2008-03 | 0 | 0 | 36,478 | 1,088,209 | 36,478 | 65,204 |
| 2008-02 | 0 | 0 | 1,081 | 25,792 | 26,255 | 79,176 |
| 2008-01 | 0 | 0 | 4,000 | 100,009 | 0 | 0 |
| 2007-12 | 0 | 0 | 4,800 | 186,240 | 20,000 | 80,650 |
| 2007-11 | 0 | 0 | 5,765 | 228,777 | 0 | 0 |
| 2007-10 | 0 | 0 | 96,235 | 3,761,975 | 0 | 0 |
| 2007-09 | 0 | 0 | 20,000 | 672,139 | 0 | 0 |
| 2007-08 | 0 | 0 | 55,200 | 1,697,215 | 25,200 | 451,979 |
| 2007-07 | 0 | 0 | 7,000 | 219,034 | 0 | 0 |
| 2007-06 | 0 | 0 | 25,000 | 614,100 | 0 | 0 |
| 2007-05 | 0 | 0 | 6,657 | 163,260 | 40,364 | 169,360 |
| 2007-04 | 2,000 | 49,200 | 0 | 0 | 16,000 | 25,091 |
| 2007-03 | 2,000 | 52,752 | 101,588 | 2,789,437 | 11,478 | 28,119 |
| 2007-02 | 0 | 0 | 59,600 | 1,760,497 | 30,000 | 66,639 |
| 2007-01 | 0 | 0 | 0 | 0 | 1,587 | 3,272 |
| 2006-12 | 0 | 0 | 10,000 | 286,400 | 7,000 | 29,180 |
| 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 | 1,775,639 | 51,644 | 127,710 |
| 2006-02 | 0 | 0 | 77,221 | 2,051,805 | 52,401 | 627,266 |
| 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 |
Table 2. Detailed insider stock purchases, sales, and option exercises
for Amcol International Corp (ACO)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2008-09-02 | Proops Jay D (Director) | Sale | 1,500 | 36.57 | 54,850 |
| 2008-08-08 | Morrison Gary D (Vice President) | Option Exercise | 7,270 | 1.57 | 11,400 |
| 2008-07-29 | Washow Lawrence E (President) | Sale | 8,614 | 32.00 | 275,654 |
| 2008-07-28 | Washow Lawrence E (President) | Sale | 2,423 | 32.06 | 77,682 |
| 2008-07-24 | Hughes John (Director) | Sale | 3,500 | 31.56 | 110,472 |
| 2008-06-09 | Love Lloyd F (Vice President) | Option Exercise | 20,410 | 5.79 | 118,088 |
| 2008-05-23 | Washow Lawrence E (President) | Option Exercise | 12,000 | 1.57 | 18,818 |
| 2008-05-08 | Brown Arthur (Director) | Option Exercise | 22,956 | 2.36 | 54,118 |
| 2008-04-21 | Hughes John (Director) | Sale | 4,500 | 29.17 | 131,262 |
| 2008-03-13 | Morrison Gary D (Vice President) | Sale | 25,000 | 30.36 | 759,022 |
| 2008-03-13 | Morrison Gary D (Vice President) | Option Exercise | 25,000 | 1.57 | 39,205 |
| 2008-03-07 | Redman Clarence O (Director) | Sale | 11,478 | 28.68 | 329,187 |
| 2008-03-07 | Redman Clarence O (Director) | Option Exercise | 11,478 | 2.27 | 25,999 |
| 2008-02-20 | Hughes John (Director) | Option Exercise | 10,777 | 2.63 | 28,377 |
| 2008-02-06 | Castagna Gary L (Vice President) | Sale | 1,081 | 23.86 | 25,792 |
| 2008-02-06 | Castagna Gary L (Vice President) | Option Exercise | 4,000 | 5.67 | 22,680 |
| 2008-02-05 | Proops Jay D (Director) | Option Exercise | 11,478 | 2.45 | 28,119 |
| 2008-01-29 | Hughes John (Director) | Sale | 4,000 | 25.00 | 100,009 |
| 2007-12-12 | Washow Lawrence E (President) | Sale | 4,800 | 38.80 | 186,240 |
| 2007-12-12 | Washow Lawrence E (President) | Option Exercise | 20,000 | 4.03 | 80,650 |
| 2007-11-14 | Weaver Audrey L (Director) | Sale | 5,765 | 39.68 | 228,777 |
| 2007-10-31 | Weaver Audrey L (Director) | Sale | 4,235 | 40.30 | 170,658 |
| 2007-10-26 | Weaver Paul C (Director) | Sale | 5,000 | 40.11 | 200,550 |
| 2007-10-24 | Hughes John (Director) | Sale | 60,000 | 39.24 | 2,354,238 |
| 2007-10-23 | Washow Lawrence E (President) | Sale | 20,000 | 39.03 | 780,600 |
| 2007-10-22 | Hughes John (Director) | Sale | 7,000 | 36.56 | 255,929 |
| 2007-09-19 | Love Lloyd F (Vice President) | Sale | 1,100 | 34.00 | 37,400 |
| 2007-09-04 | Love Lloyd F (Vice President) | Sale | 18,900 | 33.58 | 634,739 |
| 2007-08-14 | Mckendrick Ryan F (Vice President) | Sale | 25,200 | 29.54 | 744,415 |
| 2007-08-14 | Mckendrick Ryan F (Vice President) | Option Exercise | 25,200 | 17.94 | 451,979 |
| 2007-08-07 | Washow Lawrence E (President) | Sale | 30,000 | 31.76 | 952,800 |
| 2007-07-23 | Hughes John (Director) | Sale | 7,000 | 31.29 | 219,034 |
| 2007-06-11 | Mckendrick Ryan F (Vice President) | Sale | 25,000 | 24.56 | 614,100 |
| 2007-05-30 | Love Lloyd F (Vice President) | Option Exercise | 10,477 | 2.89 | 30,261 |
| 2007-05-23 | Castagna Gary L (Vice President) | Sale | 1,157 | 24.85 | 28,751 |
| 2007-05-23 | Castagna Gary L (Vice President) | Option Exercise | 6,000 | 5.67 | 34,020 |
| 2007-05-16 | Weaver Audrey L (Director) | Option Exercise | 3,800 | 15.52 | 58,960 |
| 2007-05-11 | Hughes John (Director) | Sale | 5,500 | 24.46 | 134,509 |
| 2007-05-03 | Proops Jay D (Director) | Option Exercise | 8,609 | 2.09 | 18,000 |
| 2007-05-02 | Weaver Paul C (Director) | Option Exercise | 11,478 | 2.45 | 28,119 |
| 2007-04-27 | Washow Lawrence E (President) | Option Exercise | 16,000 | 1.57 | 25,091 |
| 2007-04-26 | Casey Daniel P (Director) | Purchase | 2,000 | 24.60 | 49,200 |
| 2007-03-20 | Redman Clarence O (Director) | Sale | 11,478 | 27.45 | 315,123 |
| 2007-03-20 | Redman Clarence O (Director) | Option Exercise | 11,478 | 2.45 | 28,119 |
| 2007-03-09 | Weaver Leslie A (10% Owner) | Sale | 5,055 | 28.32 | 143,157 |
| 2007-03-09 | Weaver Audrey L (Director) | Sale | 5,055 | 28.32 | 143,157 |
| 2007-03-06 | Weaver Leslie A (10% Owner) | Sale | 10,000 | 26.67 | 266,700 |
| 2007-03-06 | Weaver Audrey L (Director) | Sale | 10,000 | 26.67 | 266,700 |
| 2007-03-06 | Casey Daniel P (Director) | Purchase | 2,000 | 26.38 | 52,752 |
| 2007-03-05 | Weaver Leslie A (10% Owner) | Sale | 10,000 | 26.46 | 264,600 |
| 2007-03-05 | Weaver Audrey L (Director) | Sale | 10,000 | 26.46 | 264,600 |
| 2007-03-02 | Weaver Leslie A (10% Owner) | Sale | 10,000 | 27.79 | 277,900 |
| 2007-03-02 | Weaver Audrey L (Director) | Sale | 10,000 | 27.79 | 277,900 |
| 2007-03-01 | Weaver Leslie A (10% Owner) | Sale | 10,000 | 28.48 | 284,800 |
| 2007-03-01 | Weaver Audrey L (Director) | Sale | 10,000 | 28.48 | 284,800 |
| 2007-02-28 | Weaver Leslie A (10% Owner) | Sale | 10,000 | 28.47 | 284,700 |
| 2007-02-20 | Morrison Gary D (Vice President) | Sale | 30,000 | 29.76 | 892,773 |
| 2007-02-20 | Morrison Gary D (Vice President) | Option Exercise | 30,000 | 2.22 | 66,639 |
| 2007-02-08 | Weaver Audrey L (Director) | Sale | 10,000 | 28.47 | 284,700 |
| 2007-02-07 | Love Lloyd F (Vice President) | Sale | 9,600 | 31.08 | 298,324 |
| 2007-01-22 | Morrison Gary D (Vice President) | Option Exercise | 1,587 | 2.06 | 3,272 |
| 2006-12-28 | Castagna Gary L (Vice President) | Option Exercise | 7,000 | 4.17 | 29,180 |
| 2006-12-15 | Washow Lawrence E (President) | Sale | 10,000 | 28.64 | 286,400 |
| 2006-10-23 | Hughes John (Director) | Sale | 7,200 | 26.00 | 187,200 |
| 2006-07-28 | Hughes John (Director) | Sale | 6,500 | 24.00 | 156,000 |
| 2006-07-11 | Weaver Audrey L (Director) | Option Exercise | 4,400 | 5.40 | 23,760 |
| 2006-04-26 | Maul Peter (Vice President) | Sale | 859 | 29.48 | 25,323 |
| 2006-04-26 | Maul Peter (Vice President) | Option Exercise | 4,400 | 5.75 | 25,300 |
| 2006-04-24 | Hughes John (Director) | Sale | 6,600 | 30.00 | 198,000 |
| 2006-03-20 | Maul Peter (Vice President) | Sale | 5,800 | 27.42 | 159,036 |
| 2006-03-17 | Proops Jay D (Director) | Sale | 8,609 | 26.88 | 231,430 |
| 2006-03-17 | Proops Jay D (Director) | Option Exercise | 8,609 | 1.35 | 11,625 |
| 2006-03-16 | Maul Peter (Vice President) | Sale | 5,000 | 27.30 | 136,500 |
| 2006-03-07 | Morrison Gary D (Vice President) | Sale | 35,000 | 25.24 | 883,536 |
| 2006-03-07 | Morrison Gary D (Vice President) | Option Exercise | 35,000 | 2.06 | 72,166 |
| 2006-03-06 | Maul Peter (Vice President) | Sale | 11,573 | 27.61 | 319,565 |
| 2006-03-03 | Maul Peter (Vice President) | Sale | 1,627 | 28.01 | 45,572 |
| 2006-03-03 | Maul Peter (Vice President) | Option Exercise | 8,035 | 5.47 | 43,919 |
| 2006-02-28 | Washow Lawrence E (President) | Sale | 10,000 | 27.61 | 276,100 |
| 2006-02-28 | Morrison Gary D (Vice President) | Sale | 6,480 | 27.61 | 178,912 |
| 2006-02-28 | Maul Peter (Vice President) | Sale | 5,940 | 27.61 | 164,003 |
| 2006-02-28 | Love Lloyd F (Vice President) | Sale | 5,400 | 27.61 | 149,094 |
| 2006-02-28 | Castagna Gary L (Vice President) | Sale | 9,000 | 27.61 | 248,490 |
| 2006-02-22 | Washow Lawrence E (President) | Option Exercise | 12,000 | 1.57 | 18,818 |
| 2006-02-13 | Mckendrick Ryan F (Vice President) | Sale | 27,067 | 25.62 | 693,369 |
| 2006-02-13 | Mckendrick Ryan F (Vice President) | Option Exercise | 27,067 | 14.75 | 399,238 |
| 2006-02-13 | Maul Peter (Vice President) | Sale | 13,334 | 25.64 | 341,837 |
| 2006-02-13 | Maul Peter (Vice President) | Option Exercise | 13,334 | 15.69 | 209,210 |
| 2006-01-31 | Washow Lawrence E (President) | Sale | 25,000 | 26.44 | 661,000 |
| 2006-01-31 | Morrison Gary D (Vice President) | Option Exercise | 2,117 | 1.79 | 3,780 |
| 2006-01-26 | Hughes John (Director) | Sale | 8,000 | 24.69 | 197,520 |
| 2005-11-01 | Hughes John (Director) | Sale | 8,000 | 20.06 | 160,448 |
| 2005-10-28 | Washow Lawrence E (President) | Sale | 50,000 | 19.55 | 977,500 |
| 2005-08-10 | Weaver Paul C (Director) | Sale | 5,000 | 20.45 | 102,260 |
| 2005-08-02 | Maul Peter (Vice President) | Sale | 21,871 | 20.16 | 440,875 |
| 2005-07-29 | Hughes John (Director) | Sale | 10,000 | 19.70 | 196,950 |
| 2005-07-26 | Maul Peter (Vice President) | Sale | 4,629 | 20.12 | 93,135 |
| 2005-06-28 | Brown Arthur (Director) | Sale | 8,000 | 19.02 | 152,136 |
| 2005-06-07 | Weaver Audrey L (Director) | Sale | 3,800 | 19.58 | 74,419 |
| 2005-06-02 | Weaver Audrey L (Director) | Sale | 26,200 | 19.69 | 515,956 |
| 2005-05-27 | Weaver Audrey L (Director) | Sale | 27,700 | 19.46 | 539,180 |
| 2005-05-24 | Weaver Audrey L (Director) | Sale | 5,500 | 19.11 | 105,094 |
| 2005-05-18 | Weaver Audrey L (Director) | Sale | 5,100 | 19.28 | 98,322 |
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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