BRSMvsFNXETF Comparison
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MFS Blended Research Small-Mid Cap ETF (BRSM) and First Trust Mid Cap Core AlphaDEX Fund ETF (FNX) belong to the same industry segment: US Multi-Factor. BRSM's top 3 sector exposures are Finance, Technology and Healthcare. In contrast, FNX's top sector exposures are Finance, Industrials and Healthcare. BRSM is less expensive with a Total Expense Ratio (TER) of 0.38%, versus 0.62% for FNX. Run a side-by-side ETF comparison of BRSM and FNX 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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BRSM vs FNX performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/04/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BRSM FNX | -0.17%-0.20% | +4.36%+3.27% | n/a+15.39% | n/a+18.70% | n/a+55.02% | n/a+49.11% |
| Flows | BRSM FNX | +$518K- | +$7M+$2M | -+$35M | -+$20M | --$135M | --$87M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BRSM FNX | +15.41%+12.50% | n/a+15.44% | n/a+18.70% | n/a+20.58% |
| Max drawdown | BRSM FNX | -3.66%-3.75% | n/a-9.22% | n/a-25.04% | n/a-25.04% |
| Max drawdown duration | BRSM FNX | 19d18d | n/a65d | n/a289d | n/a289d |
Trading data
BRSM | FNX | |
Last sale 9/4/2026 at 1:30 PM | $26.11 | $144.86 |
| Previous close 09/04/2026 | $26.11 | $144.67 |
| Consolidated volume 09/04/2026 | ||
| 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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BRSM
is actively managed and doesn’t replicate an indexBRSM | FNX | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/4/2026 at 1:30 PM
Live
Closed
BRSM | FNX | |
|---|---|---|
| Last price | $26.11 | $144.86 |
| 1D performance | +0.00% | +0.13% |
| AuM | $27.68 M | $1.39 B |
| E/R | 0.38% | 0.62% |
Characteristics
BRSM | FNX | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | MFS | First Trust |
| Benchmark | - | NASDAQ AlphaDEX Mid Cap Core Index |
| N° of holdings | 311 | 448 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 3, 2026 | May 8, 2007 |
| ESG | No | No |
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Exposure
Countries
BRSM
USA
91.96%
Other
8.04%
FNX
USA
97.13%
Other
2.87%
Sectors
BRSM
Finance
25.21%
Technology
14.85%
Healthcare
13.87%
Industrials
12.31%
Non-Energy Materi.
8.38%
Other
25.38%
FNX
Finance
25.35%
Industrials
13.44%
Healthcare
11.43%
Technology
10.03%
Consumer Cyclical.
9.05%
Energy
8.57%
Other
22.13%
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Diversification
BRSM
Total weight of top 15 holdings out of 15
14.45%
FNX
Total weight of top 15 holdings out of 15
6.94%
Top 15 holdings
Data as of July 31, 2026
BRSM
Aramark
1.08%
TechnipFMC plc
1.07%
Lincoln National Corp.
1.04%
Popular, Inc.
1.04%
Roku, Inc.
1.03%
Everest Group Ltd.
1.00%
Universal Health Services, Inc.
0.99%
Box, Inc.
0.96%
Cathay General Bancorp
0.92%
UMB Financial Corp.
0.92%
Bill Holdings, Inc.
0.91%
Talen Energy Corp.
0.91%
The Timken Co.
0.87%
Essential Properties Realty Trust, Inc.
0.86%
nVent Electric Plc
0.85%
FNX
SM Energy Co.
0.53%
EPAM Systems, Inc.
0.50%
APA Corp.
0.50%
Genpact Ltd.
0.50%
HF Sinclair Corp.
0.49%
Permian Resources Corp.
0.48%
Lithia Motors, Inc.
0.47%
Ovintiv, Inc.
0.47%
Lyft, Inc.
0.44%
CF Industries Holdings, Inc.
0.43%
Solventum Corp.
0.43%
Universal Health Services, Inc.
0.43%
Matador Resources Co.
0.43%
ADT, Inc.
0.42%
Ingredion, Inc.
0.42%
Frequently asked questions about BRSM and FNX
Which ETF is bigger: BRSM or FNX?
As of September 4, 2026, BRSM holds $27.68 M in assets under management (AUM), while FNX manages $1.39 B.
What sectors do the BRSM and FNX ETFs invest in?
BRSM leans toward sectors like Finance, Technology and Healthcare. Meanwhile, FNX focuses on Finance, Industrials and Healthcare.
What are the top holdings of the BRSM ETF and FNX ETF?
BRSM top holdings include Aramark, TechnipFMC plc and Lincoln National Corp.. FNX holds in its top three: SM Energy Co., EPAM Systems, Inc. and APA Corp..
Which ETF is more diversified: BRSM or FNX?
BRSM holds 311 securities with 14.45% of its assets in the top 15. FNX has 448 securities and a top 15 weight of 6.94%.
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