MSCI ACWI IMI Water Index Companies

The MSCI ACWI IMI Water Index (also known as Water stocks index, water infrastructure companies) includes 34 publicly traded companies in the USA market.

Together these companies represent a combined market capitalization of $467.17 Billion with an average price-to-earnings ratio of 26.8.

The largest companies in this index are WM (WASTE MANAGEMENT INC) and RSG (REPUBLIC SERVICES INC). Together they account for 33.19% of the total market capitalization of the index.

Below you can explore the complete list of MSCI ACWI IMI Water Index, including market capitalization, revenue, valuation ratios, dividend yield, and performance statistics.

Complete list of MSCI ACWI IMI Water Index Stocks

The full list of MSCI ACWI IMI Water Index stocks, sorted by Market Cap and weight inside the index. Zoom in on the Technicals or Fundamentals or open the list in the screener for additional metrics, charts and export.

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Symbol	Company	Market Cap	Weight	TA Rating	FA Rating	Div %	% Chg	3M %	1Y %	PE	Analysts
WM	WASTE MANAGEMENT INC	90.28B	19.33%	0 / 10	5 / 10	1.62%	-0.06%	1.23%	-3.01%	29.86	80.51
RSG	REPUBLIC SERVICES INC	64.78B	13.87%	0 / 10	5 / 10	1.15%	-0.95%	-1.56%	-14.64%	29.62	76.97
FERG	FERGUSON ENTERPRISES INC	49.97B	10.70%	10 / 10	6 / 10	1.40%	1.34%	4.61%	58.59%	29.07	81.29
XYL	XYLEM INC	30.15B	6.45%	1 / 10	5 / 10	1.46%	-3.27%	-17.12%	9.68%	23.84	79.29
AWK	AMERICAN WATER WORKS CO INC	25.52B	5.46%	1 / 10	4 / 10	2.38%	0.70%	-1.30%	-11.31%	23.25	67.06
VLTO	VERALTO CORP	22.23B	4.76%	2 / 10	6 / 10	0.54%	0.49%	-11.39%	1.61%	23.27	77.69
CLH	CLEAN HARBORS INC	15.69B	3.36%	10 / 10	5 / 10	N/A	1.37%	13.87%	45.31%	41.36	76.84
PNR	PENTAIR PLC	14.34B	3.07%	1 / 10	6 / 10	1.19%	2.64%	-15.12%	13.34%	18.51	77.60
GGG	GRACO INC	14.08B	3.01%	3 / 10	8 / 10	1.33%	2.14%	-1.34%	10.38%	29.40	71.25
MAS	MASCO CORP	12.98B	2.78%	4 / 10	6 / 10	2.02%	4.47%	-5.52%	8.12%	16.81	69.63
WMS	ADVANCED DRAINAGE SYSTEMS IN	11.24B	2.41%	6 / 10	6 / 10	0.48%	6.27%	-3.72%	46.92%	24.66	82.67
WTRG	ESSENTIAL UTILITIES INC	10.97B	2.35%	1 / 10	5 / 10	3.34%	0.72%	-2.06%	-3.77%	17.65	73.85
CNM	CORE & MAIN INC-CLASS A	10.12B	2.17%	2 / 10	6 / 10	N/A	-2.27%	-13.18%	2.40%	17.88	76.84
WTS	WATTS WATER TECHNOLOGIES-A	10.01B	2.14%	7 / 10	7 / 10	0.68%	0.90%	1.74%	53.50%	28.59	68.24
FLS	FLOWSERVE CORP	9.95B	2.13%	9 / 10	6 / 10	1.04%	7.70%	8.62%	100.86%	23.03	82.35
AOS	SMITH (A.O.) CORP	8.75B	1.87%	1 / 10	6 / 10	2.14%	2.43%	-10.57%	2.66%	16.79	72.22
TTEK	TETRA TECH INC	8.25B	1.77%	1 / 10	7 / 10	0.84%	-0.06%	-15.19%	4.60%	20.26	80.00
ZWS	ZURN ELKAY WATER SOLUTIONS C	7.79B	1.67%	7 / 10	6 / 10	0.94%	2.67%	1.02%	58.85%	31.41	76.00
PRMB	PRIMO BRANDS CORP	7.38B	1.58%	5 / 10	4 / 10	2.38%	2.75%	11.06%	-37.73%	15.83	82.11
CWST	CASELLA WASTE SYSTEMS INC-A	5.21B	1.12%	0 / 10	4 / 10	N/A	-1.06%	-23.49%	-31.34%	63.95	81.11
FBIN	FORTUNE BRANDS INNOVATIONS I	4.59B	0.98%	0 / 10	4 / 10	2.55%	5.62%	-34.31%	-21.45%	11.20	68.00
MWA	MUELLER WATER PRODUCTS INC-A	4.46B	0.95%	7 / 10	7 / 10	0.93%	2.00%	10.49%	16.19%	21.53	74.00
BMI	BADGER METER INC	4.44B	0.95%	0 / 10	7 / 10	1.03%	-24.13%	-32.70%	-42.70%	24.07	75.29
FELE	FRANKLIN ELECTRIC CO INC	4.38B	0.94%	6 / 10	6 / 10	1.11%	2.58%	1.16%	17.40%	24.50	78.18
HAYW	HAYWARD HOLDINGS INC	3.23B	0.69%	4 / 10	5 / 10	N/A	2.90%	-9.38%	27.25%	19.83	77.33
AWR	AMERICAN STATES WATER CO	2.96B	0.63%	5 / 10	5 / 10	2.54%	0.54%	-0.07%	-5.28%	22.53	44.44
CWT	CALIFORNIA WATER SERVICE GRP	2.67B	0.57%	3 / 10	3 / 10	2.85%	0.33%	-1.55%	-11.65%	20.91	85.71
HTO	H2O AMERICA	2.49B	0.53%	6 / 10	3 / 10	2.94%	-2.31%	8.28%	N/A	19.41	86.67
CECO	CECO ENVIRONMENTAL CORP	2.28B	0.49%	9 / 10	5 / 10	N/A	2.00%	-2.64%	237.14%	72.52	81.67
GRC	GORMAN-RUPP CO	1.78B	0.38%	10 / 10	6 / 10	1.10%	0.89%	28.96%	103.94%	32.05	84.00
NVRI	ENVIRI CORP	1.60B	0.34%	10 / 10	2 / 10	N/A	0.21%	5.15%	230.89%	N/A	77.78
LNN	LINDSAY CORP	1.11B	0.24%	0 / 10	6 / 10	1.32%	1.77%	-12.96%	-12.71%	19.83	75.00
MSEX	MIDDLESEX WATER CO	937.67M	0.20%	1 / 10	4 / 10	2.60%	1.34%	-5.78%	-18.11%	21.74	50.00
ERII	ENERGY RECOVERY INC	552.07M	0.12%	1 / 10	6 / 10	N/A	1.24%	-26.01%	-28.66%	19.59	83.33

MSCI ACWI IMI Water Index Key Metrics Overview

The MSCI ACWI IMI Water Index has on average fallen 2.7% over the last 3 months. These averages are based on an weighted average of 34 stocks in this index.

Total Market Cap

467.17B

Total Revenue

175.11B

Total Net Income

17.60B

Avg Price/Earnings (W)

26.8

Avg Debt/Equity (W)

1.1

Avg ROE (W)

21.2

Avg Relative Strength

40.1

Avg Perf Today (W)

0.5%

Best Perf Today

7.7%

Worst Perf Today

-24.1%

% Winners Today

76.5%

New Highs (Last Week)

2.9%

New Lows (Last Week)

2.9%

Avg 1 Week Perf (W)

-1.4%

Avg 2 Week Perf (W)

0.6%

Avg 1 Month Perf (W)

2.1%

Avg 3 Month Perf (W)

-2.7%

Avg 1 Year Perf (W)

12.8%

Avg 3 Year Perf (W)

43.1%

MSCI ACWI IMI Water Index Sector Distribution

The following chart shows how the companies in the MSCI ACWI IMI Water Index are distributed across sectors.

Ind 88%Ut 10%

Industrials (88%)

Utilities (10%)

Consumer Staples (2%)

Information Technology (1%)

Largest Companies in the MSCI ACWI IMI Water Index

The following companies currently represent the largest weights in the MSCI ACWI IMI Water Index.

1. WASTE MANAGEMENT INC (WM)

2. REPUBLIC SERVICES INC (RSG)

3. FERGUSON ENTERPRISES INC (FERG)

4. XYLEM INC (XYL)

5. AMERICAN WATER WORKS CO INC (AWK)

6. VERALTO CORP (VLTO)

7. CLEAN HARBORS INC (CLH)

8. PENTAIR PLC (PNR)

9. GRACO INC (GGG)

10. MASCO CORP (MAS)

About the MSCI ACWI IMI Water Index

The MSCI ACWI IMI Water Index tracks companies involved in water utilities, water treatment, infrastructure, and water-related technologies.

Methodology

The index selects companies from the MSCI ACWI IMI universe that derive significant revenue from water-related products and services.

The MSCI ACWI IMI Water Index was launched in 2021 and is provided by MSCI.

Last updated: Saturday, April 18, 2026