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PMMFvsSGOVETF Comparison

ETF 1

PMMF

iShares Prime Money Market ETF

This fund is part of

Money Market Bonds

+0.01%

Full PMMF fund page

VS

ETF 2

SGOV

iShares 0-3 Month Treasury Bond ETF

This fund is part of

Money Market Bonds

+0.01%

Full SGOV fund page

iShares Prime Money Market ETF (PMMF) and iShares 0-3 Month Treasury Bond ETF (SGOV) belong to the same industry segment: Money Market Bonds. PMMF's top 2 sector exposures are Finance and Government Agencies. In contrast, SGOV's top sector exposures are Sovereign and Non-Corporate. PMMF is more expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.09% for SGOV. PMMF is up 2.44% year-to-date (YTD) with +$292M in YTD flows. SGOV performs worse with 2.43% YTD performance, and +$38.15B in YTD flows. Run a side-by-side ETF comparison of PMMF and SGOV 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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PMMF vs SGOV 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 09/02/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	PMMF SGOV	+0.30%+0.30%	+0.91%+0.92%	+2.44%+2.43%	+3.82%+3.78%	n/a+14.37%	n/a+20.04%
Flows	PMMF SGOV	+$48M+$7.06B	+$97M+$16.26B	+$292M+$38.15B	+$409M+$50.89B	-+$92.76B	-+$106.01B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	PMMF SGOV	+0.14%+0.14%	+0.14%+0.14%	n/a+0.18%	n/a+0.19%
Max drawdown	PMMF SGOV	n/an/a	n/an/a	n/an/a	n/a-0.01%
Max drawdown duration	PMMF SGOV	n/an/a	n/an/a	n/an/a	n/a7d

Trading data

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	PMMF	SGOV
Last sale
Previous close 09/02/2026
Consolidated volume 09/02/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of September 3, 2026

1-year trailing difference

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PMMF

is actively managed and doesn’t replicate an index

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	PMMF	SGOV
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

	PMMF	SGOV
Last price	–	–
1D performance	–	–
AuM	$712.85 M	$106.70 B
E/R	0.2%	0.09%

Characteristics

	PMMF	SGOV
Management strategy	Active	Passive
Provider	iShares	iShares
Benchmark	-	ICE 0-3 Month US Treasury Securities Index
N° of holdings	4	23
Asset class	-	Fixed Income
Trailing 12m distribution yield	Join	Join
Inception date	February 4, 2025	March 26, 2020
ESG	No	No

More PMMF data on Trackinsight

More SGOV data on Trackinsight

Exposure

Countries

PMMF

Data will be available soon

SGOV

USA

106.92%

Other

-6.92%

Sectors

PMMF

Data will be available soon

SGOV

Sovereign

106.31%

Other

-6.31%

Diversification

PMMF

Data will be available soon

SGOV

Total weight of top 15 holdings out of 15

89.59%

Top 15 holdings

Data as of July 31, 2026

PMMF

Data will be available soon

SGOV

USA, Bills 0% 25aug2026, USD (119D)

10.22%

USA, Bills 0% 22sep2026, USD (119D)

8.56%

USA, Bills 0% 18aug2026, USD (119D)

8.53%

USA, Bills 0% 29sep2026, USD (119D)

6.83%

USA, Bills 0% 4aug2026, USD (119D)

6.80%

USA, Bills 0% 1sep2026, USD (119D)

6.63%

USA, Bills 0% 15sep2026, USD (119D)

6.02%

USA, Bills 0% 29oct2026, USD (364D)

5.17%

USA, Bills 0% 1oct2026, USD (364D)

4.95%

USA, Bills 0% 11aug2026, USD (119D)

4.63%

USA, Bills 0% 6aug2026, USD (364D)

4.61%

USA, Bills 0% 20aug2026, USD (182D)

4.39%

USA, Bills 0% 10sep2026, USD (182D)

4.34%

USA, Bills 0% 15oct2026, USD (182D)

4.12%

USA, Bills 0% 17sep2026, USD (182D)

3.79%

Frequently asked questions about PMMF and SGOV

How have the PMMF and SGOV ETFs performed in 2026?

As of September 2, 2026, PMMF is up 2.44% year-to-date (YTD), while SGOV has returned 2.43%. That puts PMMF better performer ahead so far this year.

Which ETF is attracting more investor money: PMMF or SGOV?

Year-to-date, the PMMF ETF saw +$292M in flows, compared to +$38.15B for SGOV.

Which ETF is more volatile: PMMF or SGOV?

Over the past year, PMMF had a volatility of 0.14%, while SGOV experienced 0.14%.

Which ETF is bigger: PMMF or SGOV?

As of September 2, 2026, PMMF holds $712.85 M in assets under management (AUM), while SGOV manages $106.70 B.

What are the top holdings of the PMMF ETF and SGOV ETF?

PMMF top holdings include US46223WAF05, US89115M3R51 and US31845TAN00. SGOV holds in its top three: USA, Bills 0% 25aug2026, USD (119D), USA, Bills 0% 22sep2026, USD (119D) and USA, Bills 0% 18aug2026, USD (119D).

PMMFvsSGOVETF Comparison

iShares Prime Money Market ETF

iShares 0-3 Month Treasury Bond ETF

PMMF vs SGOV 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 PMMF and SGOV ETFs performed in 2026?

As of September 2, 2026, PMMF is up 2.44% year-to-date (YTD), while SGOV has returned 2.43%. That puts PMMF better performer ahead so far this year.

Which ETF is attracting more investor money: PMMF or SGOV?

Year-to-date, the PMMF ETF saw +$292M in flows, compared to +$38.15B for SGOV.

Which ETF is more volatile: PMMF or SGOV?

Over the past year, PMMF had a volatility of 0.14%, while SGOV experienced 0.14%.

Which ETF is bigger: PMMF or SGOV?

As of September 2, 2026, PMMF holds $712.85 M in assets under management (AUM), while SGOV manages $106.70 B.

What are the top holdings of the PMMF ETF and SGOV ETF?

PMMF top holdings include US46223WAF05, US89115M3R51 and US31845TAN00. SGOV holds in its top three: USA, Bills 0% 25aug2026, USD (119D), USA, Bills 0% 22sep2026, USD (119D) and USA, Bills 0% 18aug2026, USD (119D).

Which ETF is more diversified: PMMF or SGOV?

PMMF holds 114 securities with 5.6% of its assets in the top 15. SGOV has 23 securities and a top 15 weight of 89.59%.

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