ALCOA INC

CUSIP: 13817101 Class: Common Stock

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

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

Q3 2016
Shares 1,233,955 Value ($000) $12,512 Avg Close — Range —
Q2 2016
Shares 696,429 Value ($000) $6,456 Avg Close — Range —
Q1 2016
Shares 1,000,563 Value ($000) $9,585 Avg Close — Range —
Q4 2015
Shares 993,586 Value ($000) $9,807 Avg Close — Range —
Q3 2015
Shares 104,778 Value ($000) $1,012 Avg Close — Range —
Q2 2015
Shares 53,300 Value ($000) $594 Avg Close — Range —
Q3 2014
Shares 100 Value ($000) $2 Avg Close — Range —
Q2 2014
Shares 200 Value ($000) $3 Avg Close — Range —
Q4 2013
Shares 514 Value ($000) $5 Avg Close — Range —
Q3 2013
Shares 514 Value ($000) $4 Avg Close — Range —