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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in AMCOL INTERNATIONAL CORP. Get notifications about new insider transactions in AMCOL INTERNATIONAL CORP for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Jun 07 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Gift	G	0.00	1,741	0	34,438	32.7 K to 34.4 K (+5.32 %)
Jun 01 2007	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Option Exercise	M	3.88	3,590	13,911	410
Jun 01 2007	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Option Exercise	M	2.37	6,887	16,350	0
Jun 01 2007	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Buy	M	2.89	10,477	30,262	38,905	28.4 K to 38.9 K (+36.85 %)
May 25 2007	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Option Exercise	M	5.67	6,000	34,020	12,000
May 25 2007	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Sell	S	24.85	1,157	28,751	42,943	44.1 K to 42.9 K (-2.62 %)
May 25 2007	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Buy	M	5.67	6,000	34,020	0	-6,000 to 0 (-100.00 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Gift	G	0.00	1,741	0	40,479	38.7 K to 40.5 K (+4.49 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Gift	G	0.00	48,842	0	48,842	0 to 48.8 K
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Gift	G	0.00	48,842	0	78,372	127.2 K to 78.4 K (-38.39 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Gift	G	0.00	69,662	0	127,214	196.9 K to 127.2 K (-35.38 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Gift	G	0.00	20,990	0	196,876	217.9 K to 196.9 K (-9.63 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	28.32	5,055	143,158	217,866	222.9 K to 217.9 K (-2.27 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	26.67	10,000	266,700	222,921	232.9 K to 222.9 K (-4.29 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	26.46	10,000	264,600	232,921	242.9 K to 232.9 K (-4.12 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	27.79	10,000	277,900	242,921	252.9 K to 242.9 K (-3.95 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	28.48	10,000	284,800	252,921	262.9 K to 252.9 K (-3.80 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Sell	S	28.47	10,000	284,700	262,921	272.9 K to 262.9 K (-3.66 %)
May 22 2007	ACO	AMCOL INTERNATIONA ...	Weaver Leslie A	10% Owner	Buy	J	0.00	272,921	0	272,921	0 to 272.9 K
May 18 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	18.10	3,000	54,300	0
May 18 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	6.65	400	2,660	0
May 18 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	5.00	400	2,000	0
May 18 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Buy	M	15.52	3,800	58,960	643,447	639.6 K to 643.4 K (+0.59 %)
May 15 2007	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	24.46	5,500	134,509	408,113	413.6 K to 408.1 K (-1.33 %)
May 04 2007	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Option Exercise	M	2.09	8,609	18,001	0
May 04 2007	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Buy	M	2.09	8,609	18,001	43,652	35 K to 43.7 K (+24.57 %)
May 04 2007	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Option Exercise	M	2.45	11,478	28,120	0
May 04 2007	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Buy	M	2.45	11,478	28,120	311,138	299.7 K to 311.1 K (+3.83 %)
May 01 2007	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Option Exercise	M	1.57	16,000	25,091	23,919
May 01 2007	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Buy	M	1.57	16,000	25,091	276,557	260.6 K to 276.6 K (+6.14 %)
Apr 30 2007	ACO	AMCOL INTERNATIONA ...	CASEY DANIEL P	Director	Buy	P	24.60	2,000	49,200	16,000	14 K to 16 K (+14.29 %)
Mar 22 2007	ACO	AMCOL INTERNATIONA ...	REDMAN CLARENCE O	Director	Option Exercise	M	2.45	11,478	28,120	0
Mar 22 2007	ACO	AMCOL INTERNATIONA ...	REDMAN CLARENCE O	Director	Sell	S	27.45	11,478	315,124	14,296	25.8 K to 14.3 K (-44.53 %)
Mar 22 2007	ACO	AMCOL INTERNATIONA ...	REDMAN CLARENCE O	Director	Buy	M	2.45	11,478	28,120	0	-11,478 to 0 (-100.00 %)
Feb 22 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	A	29.95	15,000	449,250	15,000
Feb 22 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	M	1.57	2,739	4,295	32,270
Feb 22 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	M	2.29	27,261	62,346	0
Feb 22 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Sell	S	29.76	30,000	892,773	23,816	53.8 K to 23.8 K (-55.75 %)
Feb 22 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Buy	M	2.22	30,000	66,639	0	-30,000 to 0 (-100.00 %)
Mar 08 2007	ACO	AMCOL INTERNATIONA ...	CASEY DANIEL P	Director	Buy	P	26.38	2,000	52,752	14,000	12 K to 14 K (+16.67 %)
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	A	29.95	15,000	449,250	15,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Option Exercise	A	29.95	8,000	239,600	8,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Option Exercise	A	29.95	30,000	898,500	30,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	A	29.95	30,000	898,500	30,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Option Exercise	A	29.95	50,000	1,497,500	50,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	STAHL DALE E	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	REDMAN CLARENCE O	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	BROWN ARTHUR	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	CASEY DANIEL P	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 09 2007	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Sell	S	31.08	9,600	298,325	27,780	37.4 K to 27.8 K (-25.68 %)
Feb 15 2007	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Option Exercise	A	29.95	4,000	119,800	4,000
Feb 02 2007	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	28.85	7,000	201,944	413,613	420.6 K to 413.6 K (-1.66 %)
Jan 26 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Sell	I	29.43	43,000	1,265,434	40,477	83.5 K to 40.5 K (-51.51 %)
Jan 24 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	M	2.06	1,587	3,272	0
Jan 24 2007	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Buy	M	2.06	1,587	3,272	23,816	22.2 K to 23.8 K (+7.14 %)
Dec 29 2006	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Option Exercise	M	5.00	1,000	5,000	10,000
Dec 29 2006	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Option Exercise	M	4.03	6,000	24,180	0
Dec 29 2006	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Buy	M	4.17	7,000	29,180	38,100	31.1 K to 38.1 K (+22.51 %)
Dec 19 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Sell	S	28.64	10,000	286,400	260,557	270.6 K to 260.6 K (-3.70 %)
Dec 04 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Buy	I	27.59	18,971	523,444	22,114	3.1 K to 22.1 K (+603.60 %)
Oct 25 2006	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	26.00	7,200	187,200	420,613	427.8 K to 420.6 K (-1.68 %)
Aug 01 2006	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	24.00	6,500	156,000	427,813	434.3 K to 427.8 K (-1.50 %)
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	5.67	2,000	11,340	0
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	6.65	800	5,320	400
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	5.00	800	4,000	400
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	M	3.88	800	3,100	0
Jul 13 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Buy	M	5.40	4,400	23,760	639,647	635.2 K to 639.6 K (+0.69 %)
Apr 28 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	6.65	2,000	13,300	0
Apr 28 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	5.00	2,400	12,000	0
Apr 28 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	29.48	859	25,323	53,207	54.1 K to 53.2 K (-1.59 %)
Apr 28 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Buy	M	5.75	4,400	25,300	0	-4,400 to 0 (-100.00 %)
Apr 26 2006	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	30.00	6,600	198,000	434,313	440.9 K to 434.3 K (-1.50 %)
Mar 22 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	27.42	5,800	159,036	49,666	55.5 K to 49.7 K (-10.46 %)
Mar 21 2006	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Option Exercise	M	1.35	8,609	11,626	0
Mar 21 2006	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Sell	S	26.88	8,609	231,431	35,043	43.7 K to 35 K (-19.72 %)
Mar 21 2006	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Buy	M	1.35	8,609	11,626	0	-8,609 to 0 (-100.00 %)
Mar 20 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	27.30	5,000	136,500	55,466	60.5 K to 55.5 K (-8.27 %)
Mar 09 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	M	2.06	35,000	72,167	1,587
Mar 09 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Sell	S	25.24	35,000	883,537	22,229	57.2 K to 22.2 K (-61.16 %)
Mar 09 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Buy	M	2.06	35,000	72,167	0	-35,000 to 0 (-100.00 %)
Mar 02 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	27.61	5,940	164,003	65,631	71.6 K to 65.6 K (-8.30 %)
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	6.65	3,635	24,173	2,000
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	5.00	2,400	12,000	2,400
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	3.88	2,000	7,750	0
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	27.61	11,573	319,565	60,466	72 K to 60.5 K (-16.06 %)
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	28.01	1,627	45,572	0	1.6 K to 0 (-100.00 %)
Mar 07 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Buy	M	5.47	8,035	43,919	0	-8,035 to 0 (-100.00 %)
Mar 02 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Sell	S	27.61	6,480	178,913	22,229	28.7 K to 22.2 K (-22.57 %)
Mar 02 2006	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Sell	S	27.61	5,400	149,094	37,380	42.8 K to 37.4 K (-12.62 %)
Mar 02 2006	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Sell	S	27.61	9,000	248,490	31,100	40.1 K to 31.1 K (-22.44 %)
Mar 02 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Sell	S	27.61	10,000	276,100	270,557	280.6 K to 270.6 K (-3.56 %)
Feb 24 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Option Exercise	M	1.57	12,000	18,818	39,919
Feb 24 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Buy	M	1.57	12,000	18,818	240,557	228.6 K to 240.6 K (+5.25 %)
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	20.90	6,667	139,340	13,333
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	18.10	11,334	205,145	5,666
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	5.67	5,666	32,126	0
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	6.65	3,400	22,610	3,400
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Sell	S	25.62	27,067	693,370	10,898	38 K to 10.9 K (-71.29 %)
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Buy	M	14.75	27,067	399,238	0	-27,067 to 0 (-100.00 %)
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	20.90	3,334	69,681	6,666
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	18.10	6,667	120,673	3,333
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	5.67	3,333	18,898	0
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	25.64	13,334	341,837	53,571	66.9 K to 53.6 K (-19.93 %)
Feb 15 2006	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Buy	M	15.69	13,334	209,210	0	-13,334 to 0 (-100.00 %)
Feb 09 2006	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Option Exercise	A	26.02	8,000	208,160	8,000
Feb 09 2006	ACO	AMCOL INTERNATIONA ...	LOVE LLOYD F	Vice President	Sell	I	25.77	6,037	155,601	0	6 K to 0 (-100.00 %)
Feb 09 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	A	26.02	20,000	520,400	20,000
Feb 09 2006	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Sell	I	20.82	17,088	355,702	81	17.2 K to 81 (-99.53 %)
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	A	26.02	12,000	312,240	12,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	CASTAGNA GARY L	Vice President	Option Exercise	A	26.02	20,000	520,400	20,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Option Exercise	A	26.02	30,000	780,600	30,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	WEAVER AUDREY L	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	STAHL DALE E	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	REDMAN CLARENCE O	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	DRISCOLL III ROBERT E	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	PROOPS JAY D	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	CASEY DANIEL P	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 02 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Option Exercise	M	1.79	2,117	3,781	0
Feb 02 2006	ACO	AMCOL INTERNATIONA ...	MORRISON GARY D	Vice President	Buy	M	1.79	2,117	3,781	10,709	8.6 K to 10.7 K (+24.64 %)
Feb 08 2006	ACO	AMCOL INTERNATIONA ...	BROWN ARTHUR	Director	Option Exercise	A	26.02	3,000	78,060	3,000
Feb 02 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Sell	S	26.44	25,000	661,000	228,557	253.6 K to 228.6 K (-9.86 %)
Jan 27 2006	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	24.69	8,000	197,518	440,913	448.9 K to 440.9 K (-1.78 %)
Jan 05 2006	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Gift	G	0.00	3,000	0	253,557	256.6 K to 253.6 K (-1.17 %)
Nov 23 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	5.67	6,667	37,802	3,333
Nov 23 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	3.88	6,000	23,250	2,000
Nov 23 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	20.43	12,667	258,784	53,571	66.2 K to 53.6 K (-19.12 %)
Nov 23 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Buy	M	4.81	12,667	60,928	0	-12,667 to 0 (-100.00 %)
Nov 03 2005	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	20.06	8,000	160,450	448,913	456.9 K to 448.9 K (-1.75 %)
Nov 01 2005	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Sell	S	19.55	50,000	977,500	256,557	306.6 K to 256.6 K (-16.31 %)
Oct 17 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	5.00	2,800	14,000	2,800
Oct 17 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	3.88	2,400	9,300	0
Oct 17 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	6.65	3,400	22,610	6,800
Oct 17 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Buy	M	5.34	8,600	45,910	10,898	2.3 K to 10.9 K (+374.24 %)
Oct 11 2005	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Option Exercise	M	2.09	8,609	18,001	0
Oct 11 2005	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Buy	M	2.09	8,609	18,001	299,660	291.1 K to 299.7 K (+2.96 %)
Sep 28 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Option Exercise	M	5.67	5,667	32,132	5,666
Sep 28 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Sell	S	18.57	5,667	105,252	2,298	8 K to 2.3 K (-71.15 %)
Sep 28 2005	ACO	AMCOL INTERNATIONA ...	MCKENDRICK RYAN F	Vice President	Buy	M	5.67	5,667	32,132	0	-5,667 to 0 (-100.00 %)
Aug 24 2005	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Option Exercise	M	1.57	10,000	15,682	51,919
Aug 24 2005	ACO	AMCOL INTERNATIONA ...	WASHOW LAWRENCE E	President	Buy	M	1.57	10,000	15,682	306,557	296.6 K to 306.6 K (+3.37 %)
Aug 12 2005	ACO	AMCOL INTERNATIONA ...	WEAVER PAUL C	Director	Sell	S	20.45	5,000	102,260	291,051	296.1 K to 291.1 K (-1.69 %)
Aug 04 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Sell	S	20.16	21,871	440,882	53,571	75.4 K to 53.6 K (-28.99 %)
Aug 02 2005	ACO	AMCOL INTERNATIONA ...	HUGHES JOHN	Director	Sell	S	19.69	10,000	196,947	456,913	466.9 K to 456.9 K (-2.14 %)
Jul 28 2005	ACO	AMCOL INTERNATIONA ...	MAUL PETER	Vice President	Option Exercise	M	6.65	4,365	29,027	5,635

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