IDEFvsPPAETF Comparison

ETF 1

IDEF

iShares Defense Industrials Active ETF

ETF 2

PPA

Invesco Aerospace & Defense ETF

iShares Defense Industrials Active ETF (IDEF) and Invesco Aerospace & Defense ETF (PPA) belong to the same industry segment: . IDEF's top 3 sector exposures are Industrials, Technology and Business Services. In contrast, PPA's top sector exposures are Industrials, Technology and Non-Energy Materials. IDEF is less expensive with a Total Expense Ratio (TER) of 0.55%, versus 0.58% for PPA. IDEF is up 2.81% year-to-date (YTD) with +$4.63B in YTD flows. PPA performs worse with 2.73% YTD performance, and +$709M in YTD flows. Run a side-by-side ETF comparison of IDEF and PPA 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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IDEF vs PPA 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 09/11/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IDEF PPA	-9.34%-12.57%	-2.98%-3.98%	+2.81%+2.73%	+5.30%+8.52%	n/a+98.94%	n/a+129.79%
Flows	IDEF PPA	+$114M+$51M	+$432M+$122M	+$4.63B+$709M	+$4.64B+$926M	-+$2.93B	-+$4.04B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IDEF PPA	+21.87%+23.00%	+22.54%+21.68%	n/a+18.76%	n/a+18.83%
Max drawdown	IDEF PPA	-11.66%-13.10%	-15.58%-13.68%	n/a-15.16%	n/a-18.41%
Max drawdown duration	IDEF PPA	26d25d	193d192d	n/a171d	n/a227d

Trading data

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	IDEF	PPA
Last sale 9/11/2026 at 1:30 PM	$31.63	$161.81
Previous close 09/10/2026	$31.44	$160.68
Consolidated volume 09/10/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of August 31, 2026

1-year trailing difference

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IDEF

is actively managed and doesn’t replicate an index

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	IDEF	PPA
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 9/11/2026 at 1:30 PM

Live

Closed

	IDEF	PPA
Last price	$31.63	$161.81
1D performance	+0.60%	+0.70%
AuM	$4.29 B	$7.68 B
E/R	0.55%	0.58%

Characteristics

	IDEF	PPA
Management strategy	Active	Passive
Provider	iShares	Invesco
Benchmark	-	SPADE Defense Index
N° of holdings	134	61
Asset class	-	Equities
Trailing 12m distribution yield	Join	Join
Inception date	May 19, 2025	October 26, 2005
ESG	No	No

More IDEF data on Trackinsight

More PPA data on Trackinsight

Exposure

Countries

IDEF

USA

54.77%

United Kingdom

10.48%

France

7.37%

Other

27.38%

PPA

USA

93.9%

Other

6.1%

Sectors

IDEF

Industrials

82.76%

Technology

11.26%

Other

5.98%

PPA

Industrials

88.19%

Other

11.81%

Diversification

IDEF

Total weight of top 15 holdings out of 15

54.17%

PPA

Total weight of top 15 holdings out of 15

69.6%

Top 15 holdings

Data as of July 31, 2026

IDEF

RTX Corp.

9.01%

Lockheed Martin Corp.

5.00%

Rolls-Royce Holdings Plc

4.92%

The Boeing Co.

4.76%

General Dynamics Corp.

4.10%

Thales SA

3.81%

Northrop Grumman Corp.

3.35%

Airbus SE

3.24%

BAE Systems Plc

3.24%

Saab AB

2.49%

GE Aerospace

2.45%

Amphenol Corp.

2.02%

Safran SA

1.98%

Palo Alto Networks, Inc.

1.92%

Leonardo SpA

1.88%

PPA

RTX Corp.

8.49%

GE Aerospace

7.08%

The Boeing Co.

6.95%

Lockheed Martin Corp.

6.63%

General Dynamics Corp.

5.04%

Northrop Grumman Corp.

4.79%

Howmet Aerospace, Inc.

4.42%

L3Harris Technologies, Inc.

4.20%

Honeywell Aerospace, Inc.

4.15%

Parker-Hannifin Corp.

3.67%

Elbit Systems Ltd.

3.39%

Axon Enterprise, Inc.

3.29%

TransDigm Group, Inc.

3.18%

Amphenol Corp.

2.41%

Eaton Corp. Plc

1.91%

Frequently asked questions about IDEF and PPA

How have the IDEF and PPA ETFs performed in 2026?

As of September 11, 2026, IDEF is up 2.81% year-to-date (YTD), while PPA has returned 2.73%. That puts IDEF better performer ahead so far this year.

Which ETF is attracting more investor money: IDEF or PPA?

Year-to-date, the IDEF ETF saw +$4.63B in flows, compared to +$709M for PPA.

Which ETF is more volatile: IDEF or PPA?

Over the past year, IDEF had a volatility of 22.54%, while PPA experienced 21.68%.

Which ETF is bigger: IDEF or PPA?

As of September 11, 2026, IDEF holds $4.29 B in assets under management (AUM), while PPA manages $7.68 B.

What sectors do the IDEF and PPA ETFs invest in?

IDEF leans toward sectors like Industrials and Technology. Meanwhile, PPA focuses on Industrials.

What are the top holdings of the IDEF ETF and PPA ETF?

IDEF top holdings include RTX Corp., Lockheed Martin Corp. and Rolls-Royce Holdings Plc. PPA holds in its top three: RTX Corp., GE Aerospace and The Boeing Co..

IDEFvsPPAETF Comparison

iShares Defense Industrials Active ETF

Invesco Aerospace & Defense ETF

IDEF vs PPA 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

How have the IDEF and PPA ETFs performed in 2026?

As of September 11, 2026, IDEF is up 2.81% year-to-date (YTD), while PPA has returned 2.73%. That puts IDEF better performer ahead so far this year.

Which ETF is attracting more investor money: IDEF or PPA?

Year-to-date, the IDEF ETF saw +$4.63B in flows, compared to +$709M for PPA.

Which ETF is more volatile: IDEF or PPA?

Over the past year, IDEF had a volatility of 22.54%, while PPA experienced 21.68%.

Which ETF is bigger: IDEF or PPA?

As of September 11, 2026, IDEF holds $4.29 B in assets under management (AUM), while PPA manages $7.68 B.

What sectors do the IDEF and PPA ETFs invest in?

IDEF leans toward sectors like Industrials and Technology. Meanwhile, PPA focuses on Industrials.

What are the top holdings of the IDEF ETF and PPA ETF?

IDEF top holdings include RTX Corp., Lockheed Martin Corp. and Rolls-Royce Holdings Plc. PPA holds in its top three: RTX Corp., GE Aerospace and The Boeing Co..

Which ETF is more diversified: IDEF or PPA?

IDEF holds 134 securities with 54.17% of its assets in the top 15. PPA has 61 securities and a top 15 weight of 69.6%.

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