ZROZvsTLTETF Comparison

ETF 1

ZROZ

PIMCO 25+ Year Zero Coupon U.S. Treasury Index ETF

This fund is part of

US Government Bonds

+0%

Full ZROZ fund page

ETF 2

TLT

iShares 20+ Year Treasury Bond ETF

This fund is part of

US Government Bonds

+0%

Full TLT fund page

PIMCO 25+ Year Zero Coupon U.S. Treasury Index ETF (ZROZ) and iShares 20+ Year Treasury Bond ETF (TLT) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 3 sector exposures: and Sovereign. Both ZROZ and TLT have the same Total Expense Ratio (TER) of 0.15%. ZROZ is down -1.25% year-to-date (YTD) with -$158M in YTD flows. TLT performs better with 0.33% YTD performance, and -$4.90B in YTD flows. Run a side-by-side ETF comparison of ZROZ and TLT 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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ZROZ vs TLT 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 07/02/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	ZROZ TLT	-0.77%+0.29%	-2.06%-0.22%	-1.25%+0.33%	-1.52%+2.21%	-21.91%-4.99%	-49.13%-29.90%
Flows	ZROZ TLT	-$21M-$612M	+$6M+$402M	-$158M-$4.90B	-$62M-$5.31B	+$855M+$9.85B	+$1.61B+$41.33B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	ZROZ TLT	+14.97%+8.69%	+15.89%+9.45%	+22.14%+13.66%	+23.85%+15.57%
Max drawdown	ZROZ TLT	-7.14%-4.45%	-14.03%-7.53%	-28.28%-18.89%	-57.98%-43.68%
Max drawdown duration	ZROZ TLT	63d64d	253d123d	1079d380d	1670d1670d

Trading data

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	ZROZ	TLT
Last sale 7/2/2026 at 1:30 PM	$62.61	$85.51
Previous close 07/02/2026	$62.61	$85.52
Consolidated volume 07/02/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of July 5, 2026

1-year trailing difference

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	ZROZ	TLT
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 7/2/2026 at 1:30 PM

Live

Closed

	ZROZ	TLT
Last price	$62.61	$85.51
1D performance	+0.00%	-0.01%
AuM	$1.37 B	$41.75 B
E/R	0.15%	0.15%

Characteristics

	ZROZ	TLT
Management strategy	Passive	Passive
Provider	PIMCO	iShares
Benchmark	ICE BofA Long US Treasury Principal STRIPS Index	ICE U.S. Treasury 20+ Year Bond Index
N° of holdings	17	42
Asset class	Bonds	Fixed Income
Trailing 12m distribution yield	Join	Join
Inception date	October 30, 2009	July 22, 2002
ESG	No	No

More ZROZ data on Trackinsight

More TLT data on Trackinsight

Exposure

Countries

ZROZ

USA

81.71%

Other

18.29%

TLT

USA

84.7%

Other

15.3%

Sectors

ZROZ

Sovereign

81.71%

Other

18.29%

TLT

Sovereign

83.62%

Other

16.38%

Diversification

ZROZ

Total weight of top 15 holdings out of 15

78.31%

TLT

Total weight of top 15 holdings out of 15

59.43%

Top 15 holdings

Data as of May 31, 2026

ZROZ

USA, STRIPS 0% 15feb2052, USD (10957D)

5.57%

USA, STRIPS 0% 15feb2055, USD (10954D)

5.46%

USA, STRIPS 0% 15may2051, USD (10955D)

5.44%

USA, STRIPS 0% 15may2052, USD (10958D)

5.42%

USA, STRIPS 0% 15nov2051, USD (10957D)

5.31%

USA, STRIPS 0% 15aug2052, USD (10958D)

5.28%

USA, STRIPS 0% 15feb2053, USD (10958D)

5.26%

USA, STRIPS 0% 15nov2053, USD (10958D)

5.25%

USA, STRIPS 0% 15nov2052, USD (10958D)

5.24%

USA, STRIPS 0% 15aug2053, USD (10958D)

5.15%

USA, STRIPS 0% 15aug2051, USD (10956D)

5.15%

USA, STRIPS 0% 15may2053, USD (10958D)

5.15%

US912803HS55

4.96%

USA, STRIPS 0% 15nov2054, USD (10957D)

4.89%

USA, STRIPS 0% 15may2054, USD (10957D)

4.78%

TLT

USA, Bonds 4.125% 15aug2053, USD

4.64%

USA, Bonds 4.75% 15nov2053, USD

4.51%

US912810UK24

4.47%

USA, Bonds 4.625% 15may2054, USD

4.41%

USA, Bonds 2% 15aug2051, USD

4.20%

USA, Bonds 4.25% 15feb2054, USD

4.09%

USA, Bonds 1.875% 15nov2051, USD

4.04%

US912810UR76

4.01%

USA, Bonds 4.25% 15aug2054, USD

4.00%

USA, Bonds 3.625% 15may2053, USD

3.87%

USA, Bonds 4.625% 15feb2055, USD

3.86%

USA, Bonds 4% 15nov2052, USD

3.63%

USA, Bonds 4.5% 15nov2054, USD

3.47%

US912810UP11

3.22%

USA, Bonds 3.625% 15feb2053, USD

3.01%

Frequently asked questions about ZROZ and TLT

How have the ZROZ and TLT ETFs performed in 2026?

As of July 2, 2026, ZROZ is down -1.25% year-to-date (YTD), while TLT has returned 0.33%. That puts TLT better performer ahead so far this year.

Which ETF is attracting more investor money: ZROZ or TLT?

Year-to-date, the ZROZ ETF saw -$158M in flows, compared to -$4.90B for TLT.

Which ETF is more volatile: ZROZ or TLT?

Over the past year, ZROZ had a volatility of 15.89%, while TLT experienced 9.45%.

Which ETF is bigger: ZROZ or TLT?

As of July 2, 2026, ZROZ holds $1.37 B in assets under management (AUM), while TLT manages $41.75 B.

What sectors do the ZROZ and TLT ETFs invest in?

ZROZ leans toward sectors like Sovereign. Meanwhile, TLT focuses on Sovereign.

What are the top holdings of the ZROZ ETF and TLT ETF?

ZROZ top holdings include USA, STRIPS 0% 15feb2052, USD (10957D), USA, STRIPS 0% 15feb2055, USD (10954D) and USA, STRIPS 0% 15may2051, USD (10955D). TLT holds in its top three: USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and US912810UK24.

Which ETF is more diversified: ZROZ or TLT?

ZROZ holds 20 securities with 78.31% of its assets in the top 15. TLT has 47 securities and a top 15 weight of 59.43%.

TLT

ZROZvsTLTETF Comparison

PIMCO 25+ Year Zero Coupon U.S. Treasury Index ETF

iShares 20+ Year Treasury Bond ETF

ZROZ vs TLT 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 ZROZ and TLT ETFs performed in 2026?

As of July 2, 2026, ZROZ is down -1.25% year-to-date (YTD), while TLT has returned 0.33%. That puts TLT better performer ahead so far this year.

Which ETF is attracting more investor money: ZROZ or TLT?

Year-to-date, the ZROZ ETF saw -$158M in flows, compared to -$4.90B for TLT.

Which ETF is more volatile: ZROZ or TLT?

Over the past year, ZROZ had a volatility of 15.89%, while TLT experienced 9.45%.

Which ETF is bigger: ZROZ or TLT?

As of July 2, 2026, ZROZ holds $1.37 B in assets under management (AUM), while TLT manages $41.75 B.

What sectors do the ZROZ and TLT ETFs invest in?

ZROZ leans toward sectors like Sovereign. Meanwhile, TLT focuses on Sovereign.

What are the top holdings of the ZROZ ETF and TLT ETF?

ZROZ top holdings include USA, STRIPS 0% 15feb2052, USD (10957D), USA, STRIPS 0% 15feb2055, USD (10954D) and USA, STRIPS 0% 15may2051, USD (10955D). TLT holds in its top three: USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and US912810UK24.

Which ETF is more diversified: ZROZ or TLT?

ZROZ holds 20 securities with 78.31% of its assets in the top 15. TLT has 47 securities and a top 15 weight of 59.43%.

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