MINE SAFETY APPLIANCES CO

CUSIP: 602720104 Class: COMMON STOCK

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2013
Shares 9,648 Value ($000) $494 Avg Close — Range —
Q3 2013
Shares 11,248 Value ($000) $581 Avg Close — Range —
Q2 2013
Shares 5,348 Value ($000) $249 Avg Close — Range —