COMMUNICATIONS SALES&LEAS IN

CUSIP: 20341J104 Class: COM

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

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

Q4 2015
Shares 97,410 Value ($000) $1,821 Avg Close — Range —
Q3 2015
Shares 91,914 Value ($000) $1,645 Avg Close — Range —