ECOLAB INC

Ticker: ECL CUSIP: 278865100 Class: COM

VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.'s Holding History (CIK: 0001021642)

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

Q2 2019

Shares 382,875 Value ($000) $75,594 Avg Close $173.21 Range $164.99 - $187.12

Q1 2019

Shares 361,235 Value ($000) $63,772 Avg Close $150.92 Range $131.24 - $169.66

Q4 2018

Shares 581,325 Value ($000) $85,658 Avg Close $141.48 Range $126.10 - $150.86

Q3 2018

Shares 522,180 Value ($000) $81,867 Avg Close $137.00 Range $128.06 - $148.09

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	382,875	$75,594	$173.21	$164.99 - $187.12
Q1 2019	361,235	$63,772	$150.92	$131.24 - $169.66
Q4 2018	581,325	$85,658	$141.48	$126.10 - $150.86
Q3 2018	522,180	$81,867	$137.00	$128.06 - $148.09