MGC DIAGNOSTICS CORP

CUSIP: 552768103 Class: COM

Penbrook Management LLC's Holding History (CIK: 0001381055)

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

Q1 2014
Shares 58,549 Value ($000) $741 Avg Close — Range —
Q4 2013
Shares 58,549 Value ($000) $741 Avg Close — Range —