ORION ENGINEERED CARBONS S A

Ticker: OEC CUSIP: L72967109 Class: Common Stock

BRIDGES INVESTMENT MANAGEMENT INC's Holding History (CIK: 0001007295)

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

Q3 2018

Shares 15,000 Value ($000) $481 Avg Close $33.17 Range $30.20 - $36.55

Q2 2018

Shares 15,000 Value ($000) $463 Avg Close $29.09 Range $26.10 - $33.95

Q1 2018

Shares 15,000 Value ($000) $406 Avg Close $27.91 Range $25.40 - $30.25

Q4 2017

Shares 20,550 Value ($000) $526 Avg Close $23.63 Range $22.25 - $25.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	15,000	$481	$33.17	$30.20 - $36.55
Q2 2018	15,000	$463	$29.09	$26.10 - $33.95
Q1 2018	15,000	$406	$27.91	$25.40 - $30.25
Q4 2017	20,550	$526	$23.63	$22.25 - $25.70