MECHEL OAO

CUSIP: 583840103 Class: SPONSORED ADR

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2015
Shares 120,603 Value ($000) $99 Avg Close — Range —
Q3 2015
Shares 82,503 Value ($000) $75 Avg Close — Range —
Q2 2015
Shares 86,277 Value ($000) $106 Avg Close — Range —
Q4 2014
Shares 299,388 Value ($000) $205 Avg Close — Range —
Q3 2014
Shares 217,749 Value ($000) $246 Avg Close — Range —
Q1 2014
Shares 78,931 Value ($000) $163 Avg Close — Range —
Q4 2013
Shares 141,067 Value ($000) $361 Avg Close — Range —
Q3 2013
Shares 60,324 Value ($000) $194 Avg Close — Range —
Q2 2013
Shares 148,583 Value ($000) $428 Avg Close — Range —