BENSON THOMAS A 4
4 · MFRI INC · Filed Oct 4, 2004
Insider Transaction Report
Form 4
MFRI INCMFRI
BENSON THOMAS A
Vice President
Transactions
- Exercise/Conversion
MFRI Common Stock
2004-10-01$2.15/sh+2,000$4,300→ 0 total - Exercise/Conversion
MFRI Common Stock
2004-10-01$3.12/sh+5,750$17,940→ 0 total - Exercise/Conversion
MFRI Common Stock
2004-10-01$2.16/sh+875$1,890→ 0 total - Sale
MFRI Common Stock
2004-10-01$5.55/sh−8,625$47,869→ 0 total