MGC DIAGNOSTICS CORP

CUSIP: 552768103 Class: COM

PERRITT CAPITAL MANAGEMENT INC's Holding History (CIK: 0001279342)

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

Q3 2017
Shares 70,000 Value ($000) $628 Avg Close — Range —
Q2 2017
Shares 70,000 Value ($000) $574 Avg Close — Range —
Q1 2017
Shares 70,000 Value ($000) $585 Avg Close — Range —
Q4 2016
Shares 70,000 Value ($000) $552 Avg Close — Range —
Q3 2016
Shares 70,000 Value ($000) $490 Avg Close — Range —
Q2 2016
Shares 57,583 Value ($000) $375 Avg Close — Range —
Q1 2016
Shares 52,241 Value ($000) $320 Avg Close — Range —
Q2 2014
Shares 70,800 Value ($000) $588 Avg Close — Range —
Q1 2014
Shares 76,550 Value ($000) $872 Avg Close — Range —
Q4 2013
Shares 70,250 Value ($000) $889 Avg Close — Range —
Q3 2013
Shares 70,250 Value ($000) $769 Avg Close — Range —
Q2 2013
Shares 53,250 Value ($000) $445 Avg Close — Range —