APERGY CORP

CUSIP: 03755l104 Class: COM

Douglass Winthrop Advisors, LLC's Holding History (CIK: 0001308527)

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

Q1 2019
Shares 6,350 Value ($000) $261 Avg Close — Range —
Q3 2018
Shares 6,500 Value ($000) $283 Avg Close — Range —
Q2 2018
Shares 7,125 Value ($000) $297 Avg Close — Range —