BENSON THOMAS A 4
4 · MFRI INC · Filed Jan 3, 2005
Insider Transaction Report
Form 4
MFRI INCMFRI
BENSON THOMAS A
Vice President
Transactions
- Sale
MFRI Common Stock
2004-12-31$11.04/sh−1,400$15,456→ 0 total - Sale
MFRI Common Stock
2004-12-31$11.06/sh−250$2,765→ 0 total - Sale
MFRI Common Stock
2004-12-31$11.34/sh−200$2,268→ 0 total - Sale
MFRI Common Stock
2004-12-31$11.34/sh−2,000$22,680→ 0 total - Exercise/Conversion
MFRI Common Stock
2004-12-31$3.12/sh+5,750$17,940→ 0 total - Sale
MFRI Common Stock
2004-12-31$11.34/sh−1,000$11,340→ 0 total - Sale
MFRI Common Stock
2004-12-31$11.46/sh−100$1,146→ 0 total