ARCHROCK PARTNERS L P

CUSIP: 03957U100 Class: Limited Partnership

BALDWIN BROTHERS LLC/MA's Holding History (CIK: 0001021258)

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

Q1 2018
Shares 5,000 Value ($000) $61 Avg Close — Range —
Q4 2017
Shares 5,000 Value ($000) $60 Avg Close — Range —
Q3 2017
Shares 5,000 Value ($000) $71 Avg Close — Range —
Q2 2017
Shares 3,500 Value ($000) $52 Avg Close — Range —
Q1 2017
Shares 3,500 Value ($000) $60 Avg Close — Range —
Q4 2016
Shares 3,500 Value ($000) $56 Avg Close — Range —
Q3 2016
Shares 3,000 Value ($000) $44 Avg Close — Range —