Pure Cycle (PCYO) had the highest return between 2012 and 2019 by a US stock in the Utilities Sector, returning 566.1%.

ASSET	YEARS	% RETURN
Pure Cycle (PCYO)	2012-2019	566.14%
American States Water (AWR)	2012-2019	488.03%
Nextera Energy (NEE)	2012-2019	402.68%
American Water Works (AWK)	2012-2019	360.73%
Ormat Technologies (ORA)	2012-2019	327.26%
Middlesex Water (MSEX)	2012-2019	323.49%
Atmos Energy (ATO)	2012-2019	312.89%
Brookfield Infrastructure Partners (BIP)	2012-2019	303.18%
Chesapeake Utilities (CPK)	2012-2019	292.33%
NiSource (NI)	2012-2019	284.89%
CMS Energy (CMS)	2012-2019	266.56%
H2O America (HTO)	2012-2019	257.33%
Sempra Energy (SRE)	2012-2019	245.67%
TXNM Energy (TXNM)	2012-2019	241.8%
Ellomay Capital (ELLO)	2012-2019	241.71%
WEC Energy (WEC)	2012-2019	241.18%
California Water Service (CWT)	2012-2019	240.18%
RGC Resources (RGCO)	2012-2019	227.85%
One Gas (OGS)	2012-2019	227.69%
Algonquin Power & Utilities (AQN)	2012-2019	226.35%
Alliant Energy (LNT)	2012-2019	223.21%
Essential Utilities (WTRG)	2012-2019	220.54%
Brookfield Renewable Partners (BEP)	2012-2019	214.67%
York Water (YORW)	2012-2019	214.11%
IDACORP (IDA)	2012-2019	213.79%