MGC DIAGNOSTICS CORP

CUSIP: 552768103 Class: COM

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

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

Q1 2014
Shares 18,200 Value ($000) $207 Avg Close — Range —
Q4 2013
Shares 18,200 Value ($000) $230 Avg Close — Range —