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CSENvsIEOETF Comparison

ETF 1

CSEN

Cohen & Steers Future of Energy Active ETF

This fund is part of

Uncategorized Equities

-0.32%

Full CSEN fund page

VS

ETF 2

IEO

iShares U.S. Oil & Gas Exploration & Production ETF

This fund is part of

US Energy

+2.42%

Full IEO fund page

Cohen & Steers Future of Energy Active ETF (CSEN) belongs to the Uncategorized Equities segment. iShares U.S. Oil & Gas Exploration & Production ETF (IEO) is part of the US Energy segment. CSEN's top 3 sector exposures are Energy, Industrials and Utilities. In contrast, IEO's top sector exposures are Energy, Finance and Non-Energy Materials. CSEN is more expensive with a Total Expense Ratio (TER) of 0.8%, versus 0.37% for IEO. Run a side-by-side ETF comparison of CSEN and IEO below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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CSEN vs IEO performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 10/16/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	CSEN IEO	+1.28%+8.44%	+8.95%+27.49%	n/a+71.64%	n/a+77.91%	n/a+61.93%	n/a+171.01%
Flows	CSEN IEO	-$24M+$86M	-$40M+$206M	-+$205M	-+$174M	--$234M	-+$182M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	CSEN IEO	+16.01%+26.84%	n/a+26.82%	n/a+26.11%	n/a+29.95%
Max drawdown	CSEN IEO	-5.77%-8.93%	n/a-16.31%	n/a-31.40%	n/a-31.40%
Max drawdown duration	CSEN IEO	34d22d	n/a134d	n/a683d	n/a683d

Trading data

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	CSEN	IEO
Last sale 10/16/2026 at 1:30 PM	$26.08	$151.38
Previous close 10/15/2026	$25.80	$147.75
Consolidated volume 10/15/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of September 30, 2026

1-year trailing difference

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CSEN

is actively managed and doesn’t replicate an index

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	CSEN	IEO
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 10/16/2026 at 1:30 PM

Live

Closed

	CSEN	IEO
Last price	$26.08	$151.38
1D performance	+1.09%	+2.46%
AuM	$162.17 M	$915.47 M
E/R	0.8%	0.37%

Characteristics

	CSEN	IEO
Management strategy	Active	Passive
Provider	Cohen & Steers	iShares
Benchmark	-	Dow Jones U.S. Select Oil Exploration & Production Index
N° of holdings	34	47
Asset class	-	Equities
Trailing 12m distribution yield	Join	Join
Inception date	June 15, 2026	May 1, 2006
ESG	No	No

More CSEN data on Trackinsight

More IEO data on Trackinsight

Exposure

Countries

CSEN

USA

72.59%

Canada

11.44%

Other

15.98%

IEO

USA

99.99%

Other

0.01%

Sectors

CSEN

Energy

75.04%

Industrials

12.57%

Utilities

9.62%

Other

2.76%

IEO

Energy

94.16%

Other

5.84%

Diversification

CSEN

Total weight of top 15 holdings out of 15

72.9%

IEO

Total weight of top 15 holdings out of 15

83.07%

Top 15 holdings

Data as of August 31, 2026

CSEN

ExxonMobil Holdings Corp.

8.56%

Phillips 66

7.84%

ConocoPhillips

7.14%

Suncor Energy, Inc.

6.72%

SLB Ltd.

6.43%

Valero Energy Corp.

6.33%

The Williams Cos., Inc.

4.85%

Devon Energy Corp.

4.83%

First Solar, Inc.

3.51%

Targa Resources Corp.

3.39%

Energy Transfer LP

3.34%

Eni SpA

3.16%

Cameco Corp.

2.40%

Cenovus Energy, Inc.

2.31%

Ørsted A/S

2.09%

IEO

ConocoPhillips

17.69%

Marathon Petroleum Corp.

11.94%

Valero Energy Corp.

11.68%

EOG Resources, Inc.

5.90%

Phillips 66

5.23%

Devon Energy Corp.

4.01%

EQT Corp.

3.97%

Diamondback Energy, Inc.

3.93%

Expand Energy Corp.

3.55%

Texas Pacific Land Corp.

3.28%

Permian Resources Corp.

2.77%

Ovintiv, Inc.

2.73%

HF Sinclair Corp.

2.36%

APA Corp.

2.31%

Antero Resources Corp.

1.71%

Frequently asked questions about CSEN and IEO

Which ETF is bigger: CSEN or IEO?

As of October 16, 2026, CSEN holds $162.17 M in assets under management (AUM), while IEO manages $915.47 M.

What sectors do the CSEN and IEO ETFs invest in?

CSEN leans toward sectors like Energy, Industrials and Utilities. Meanwhile, IEO focuses on Energy.

What are the top holdings of the CSEN ETF and IEO ETF?

CSEN top holdings include ExxonMobil Holdings Corp., Phillips 66 and ConocoPhillips. IEO holds in its top three: ConocoPhillips, Marathon Petroleum Corp. and Valero Energy Corp..

Which ETF is more diversified: CSEN or IEO?

CSEN holds 34 securities with 72.9% of its assets in the top 15. IEO has 47 securities and a top 15 weight of 83.07%.

Crude and Natural Gas Markets on the Move

August 12, 2024

IEO

War in the Middle East: ETF Movers & Shakers

May 15, 2024

IEO

CSENvsIEOETF Comparison

Cohen & Steers Future of Energy Active ETF

iShares U.S. Oil & Gas Exploration & Production ETF

CSEN vs IEO performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

Which ETF is bigger: CSEN or IEO?

As of October 16, 2026, CSEN holds $162.17 M in assets under management (AUM), while IEO manages $915.47 M.

What sectors do the CSEN and IEO ETFs invest in?

CSEN leans toward sectors like Energy, Industrials and Utilities. Meanwhile, IEO focuses on Energy.

What are the top holdings of the CSEN ETF and IEO ETF?

CSEN top holdings include ExxonMobil Holdings Corp., Phillips 66 and ConocoPhillips. IEO holds in its top three: ConocoPhillips, Marathon Petroleum Corp. and Valero Energy Corp..

Which ETF is more diversified: CSEN or IEO?

CSEN holds 34 securities with 72.9% of its assets in the top 15. IEO has 47 securities and a top 15 weight of 83.07%.

Crude and Natural Gas Markets on the Move

War in the Middle East: ETF Movers & Shakers

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