Purchase
ANDERSON DAVID GEORGE officer: President,Air&Liq. Proc. Gr.. officer: President,Air&Liq. Pro..
Common Stock 4,100 $2.45 $10,045 Purchase
MCAULEY MICHAEL G officer: V.P., CFO & Treasurer officer: V.P., CFO & Treasurer
Common Stock 6,566 $2.3 $15,069 Purchase
DEMICHIEI ROBERT director director
Common Stock 18,182 $2.29 $41,673 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 551,604 $2.5 $1,379,010 Option
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Series A Warrant (right to buy) 32,003 $2.66 $85,000 Option
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Common Stock 14,286 $4 $57,144 Option
PFORZHEIMER CARL H II director director
Series A Warrant (right to buy) 50,000 $2.66 $132,800 Option
PFORZHEIMER CARL H II director director
Common Stock 22,320 $4 $89,280 Purchase
LYON SAMUEL officer: President of Union Electric officer: President of Union Ele..
Common Stock 6,500 $4.47 $29,075 Option
FESSENDEN ELIZABETH ANNE director director
Common Stock 15,721 $2.57 $40,356 Option
FESSENDEN ELIZABETH ANNE director director
Series A Warrant (right to buy) 35,218 $2.57 $90,405 Sale
FESSENDEN ELIZABETH ANNE director director
Common Stock 3,790 $7.11 $26,928 Sale
FESSENDEN ELIZABETH ANNE director director
Common Stock 5,211 $6.94 $36,154 Sale
FESSENDEN ELIZABETH ANNE director director
Common Stock 3,717 $6.8 $25,290 Sale
FESSENDEN ELIZABETH ANNE director director
Common Stock 1,000 $6.73 $6,732 Purchase
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Common Stock 10,000 $6.46 $64,560 Purchase
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Common Stock 10,000 $6.46 $64,560 Purchase
LYON SAMUEL officer: President of Union Electric officer: President of Union Ele..
Common Stock 6,000 $5.68 $34,050 Purchase
CRAWFORD UNITED CORP other: Member of 10% owner group other: Member of 10% owner group
Common Stock 4,303 $3.57 $15,349 Purchase
CRAWFORD UNITED CORP other: Member of 10% owner group other: Member of 10% owner group
Common Stock 41,400 $3.53 $146,266 Purchase
DUNLAP TERRY L director director
Common Stock 5,000 $3.17 $15,825 Sale
ABEL JAMES J director director
Common Stock 3,000 $3.13 $9,396 Purchase
ABEL JAMES J director director
Common Stock 3,000 $3.13 $9,396 Purchase
PFORZHEIMER CARL H II director director
Common Stock 6,238 $2.9 $18,090 Purchase
PFORZHEIMER CARL H II director director
Common Stock 13,762 $2.83 $38,933 Purchase
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Common Stock 2,100 $2.28 $4,782 Purchase
KENNY TERRENCE W officer: President,Air&Liq. Proc. Group officer: President,Air&Liq. Pro..
Common Stock 2,500 $2.9 $7,240 Sale
PFORZHEIMER CARL H II director director
Common Stock 18,738 $3.09 $57,825 Sale
PFORZHEIMER CARL H II director director
Common Stock 599 $3.05 $1,827 Purchase
GERMAN MICHAEL I director director
Common Stock 5,000 $3.01 $15,030 Sale
PFORZHEIMER CARL H II director director
Common Stock 8,048 $3.25 $26,156 Sale
PFORZHEIMER CARL H II director director
Common Stock 75 $3.42 $257 Sale
PFORZHEIMER CARL H II director director
Common Stock 200 $3.75 $750 Sale
PFORZHEIMER CARL H II director director
Common Stock 40 $3.75 $150 Sale
PFORZHEIMER CARL H II director director
Common Stock 2,300 $3.75 $8,625 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 4,745 $4.34 $20,593 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 10,000 $4.31 $43,140 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 10,000 $4.32 $43,150 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 1,500 $4.45 $6,674 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 8,226 $4.36 $35,857 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 1,585 $4.05 $6,419 Purchase
MCBRAYER BRETT director, officer: Chief Executive Officer director, officer: Chief Execut..
Common Stock 3,875 $4.07 $15,767 Purchase
LIEBERMAN WILLIAM K director director
Common Stock 2,300 $4 $9,198 Purchase
FESSENDEN ELIZABETH ANNE director director
Common Stock 3,790 $4.06 $15,391 Purchase
FESSENDEN ELIZABETH ANNE director director
Common Stock 3,711 $4.04 $15,007 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 9,000 $4.01 $36,072 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 500 $4.03 $2,015 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 500 $4.03 $2,015 Purchase
GERMAN MICHAEL I director director
Common Stock 10,000 $3.95 $39,460 Purchase
LOUIS BERKMAN INVESTMENT CO 10 percent owner 10 percent owner
COMMON STOCK 8,226 $4.36 $35,857