WASHOW LAWRENCE E

CIK: 0001189747
Primary company: AMCOL INTERNATIONAL CORP (ACO)

WASHOW LAWRENCE E is a corporate insider at AMCOL INTERNATIONAL CORP (ACO) filing SEC Form 4 transactions. 108 transactions across 2 companies, totaling $154,391 in purchases and $13,427,686 in sales. Source: SEC EDGAR.

Total Transactions
108
Total Buy Value
$154K
Total Sell Value
$13.43M
Net Activity
$-13.27M
Last Transaction
Dec 2025
Companies
2

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
1,000
Price
$51.68
Value
$52K
Type
Award
Shares
1,000
Price
$68.89
Value
$69K
Type
Award
Shares
2,000
Price
$34.48
Value
$69K
Type
Award
Shares
2,000
Price
$35.50
Value
$71K
Type
Award
Shares
2,000
Price
$30.94
Value
$62K
Type
Award
Shares
1,500
Price
$39.22
Value
$59K
Type
Award
Shares
1,500
Price
$28.81
Value
$43K
Type
Purchase
Shares
1,605
Price
$36.03
Value
$58K
Type
Purchase
Shares
340
Price
$35.93
Value
$12K
Type
Purchase
Shares
55
Price
$35.75
Value
$2K
Type
Purchase
Shares
3,000
Price
$27.46
Value
$82K
AMCOL INTERNATIONAL CORP
ACO
Type
Exercise
Shares
7,452
Price
$0.00
Value
$0
AMCOL INTERNATIONAL CORP
ACO
Type
Exercise
Shares
7,452
Price
$6.65
Value
$50K
AMCOL INTERNATIONAL CORP
ACO
Type
Sale
Shares
15,000
Price
$32.00
Value
$480K
AMCOL INTERNATIONAL CORP
ACO
Type
Sale
Shares
38,907
Price
$30.02
Value
$1.17M
AMCOL INTERNATIONAL CORP
ACO
Type
Sale
Shares
11,903
Price
$29.92
Value
$356K
AMCOL INTERNATIONAL CORP
ACO
Type
Exercise
Shares
30,000
Price
$0.00
Value
$0
AMCOL INTERNATIONAL CORP
ACO
Type
Sale
Shares
24,136
Price
$29.15
Value
$704K
AMCOL INTERNATIONAL CORP
ACO
Type
Exercise
Shares
30,000
Price
$20.90
Value
$627K
AMCOL INTERNATIONAL CORP
ACO
Type
Sale
Shares
10,000
Price
$29.07
Value
$291K