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TRFMvsSPYMETF Comparison

ETF 1

TRFM

AAM Transformers ETF

This fund is part of

US Large Cap

+0.48%

Full TRFM fund page

VS

ETF 2

SPYM

State Street SPDR Portfolio S&P 500 ETF

This fund is part of

US Large Cap

+0.48%

Full SPYM fund page

AAM Transformers ETF (TRFM) and State Street SPDR Portfolio S&P 500 ETF (SPYM) belong to the same industry segment: US Large Cap. In contrast, SPYM's top sector exposures are Technology, Finance and Healthcare. TRFM is more expensive with a Total Expense Ratio (TER) of 0.49%, versus 0.02% for SPYM. TRFM is up 17.39% year-to-date (YTD) with +$206M in YTD flows. SPYM performs worse with 13.35% YTD performance, and +$69.04B in YTD flows. Run a side-by-side ETF comparison of TRFM and SPYM 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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TRFM vs SPYM 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 10/19/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	TRFM SPYM	-6.09%-0.90%	-3.65%+3.59%	+17.39%+13.35%	+12.83%+15.48%	+112.76%+86.73%	n/a+82.49%
Flows	TRFM SPYM	+$60M+$9.80B	+$110M+$18.78B	+$206M+$69.04B	+$213M+$71.50B	+$263M+$123.61B	-+$131.14B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	TRFM SPYM	+23.90%+11.09%	+26.25%+12.71%	+25.51%+14.96%	n/a+16.98%
Max drawdown	TRFM SPYM	-11.50%-3.03%	-13.06%-8.89%	-28.33%-18.74%	n/a-24.50%
Max drawdown duration	TRFM SPYM	67d53d	72d76d	125d126d	n/a708d

Trading data

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	TRFM	SPYM
Last sale 10/20/2026 at 1:45 PM	$55.00
Previous close 10/19/2026	$55.87
Consolidated volume 10/19/2026
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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	TRFM	SPYM
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 10/20/2026 at 1:45 PM

Live

Closed

	TRFM	SPYM
Last price	$55.00	–
1D performance	-1.56%	–
AuM	$325.25 M	$182.92 B
E/R	0.49%	0.02%

Characteristics

	TRFM	SPYM
Management strategy	Passive	Passive
Provider	Advisors Asset Management	State Street Investment Management
Benchmark	Pence Transformers Index	S&P 500 Index
N° of holdings	-	498
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	July 12, 2022	November 8, 2005
ESG	No	No

More TRFM data on Trackinsight

More SPYM data on Trackinsight

Exposure

Countries

TRFM

Data will be available soon

SPYM

USA

96.46%

Other

3.54%

Sectors

TRFM

Data will be available soon

SPYM

Technology

45.26%

Finance

13.63%

Healthcare

9.09%

Consumer Non-Cycl.

8.88%

Industrials

7.47%

Other

15.66%

Diversification

TRFM

Data will be available soon

SPYM

Total weight of top 15 holdings out of 15

44.14%

Top 15 holdings

Data as of January 1, 1970

TRFM

Data will be available soon

SPYM

NVIDIA Corp.

8.08%

Apple, Inc.

7.03%

Microsoft Corp.

5.69%

Amazon.com, Inc.

3.84%

Alphabet, Inc.

3.01%

Broadcom Inc.

2.65%

Alphabet, Inc.

2.40%

Meta Platforms, Inc.

1.90%

Micron Technology, Inc.

1.63%

Tesla, Inc.

1.57%

JPMorgan Chase & Co.

1.44%

Berkshire Hathaway, Inc.

1.40%

Eli Lilly & Co.

1.38%

Advanced Micro Devices, Inc.

1.16%

Johnson & Johnson

0.97%

Frequently asked questions about TRFM and SPYM

TRFMvsSPYMETF Comparison

AAM Transformers ETF

State Street SPDR Portfolio S&P 500 ETF

TRFM vs SPYM 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 TRFM and SPYM ETFs performed in 2026?

As of October 19, 2026, TRFM is up 17.39% year-to-date (YTD), while SPYM has returned 13.35%. That puts TRFM better performer ahead so far this year.

Which ETF is attracting more investor money: TRFM or SPYM?

Year-to-date, the TRFM ETF saw +$206M in flows, compared to +$69.04B for SPYM.

Which ETF is more volatile: TRFM or SPYM?

Over the past year, TRFM had a volatility of 26.25%, while SPYM experienced 12.71%.

Which ETF is bigger: TRFM or SPYM?

As of October 19, 2026, TRFM holds $325.25 M in assets under management (AUM), while SPYM manages $182.92 B.

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