MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

Boston Partners's Holding History (CIK: 0001386060)

Note: Option positions (PUT/CALL) are excluded.

Q4 2014
Shares 257,487 Value ($000) $6,051 Avg Close $6.84 Range $5.78 - $7.67