ANTERO MIDSTREAM GP LP

CUSIP: 03675Y103 Class: COM

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

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

Q4 2018
Shares 3,600 Value ($000) $40 Avg Close — Range —
Q3 2018
Shares 1,300 Value ($000) $22 Avg Close — Range —