MDYvsPTMCETF Comparison
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State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) belongs to the US Mid Cap segment. Pacer Trendpilot US Mid Cap ETF (PTMC) is part of the Multi-Asset: Other segment. Both ETFs have the same top 3 sector exposures: Finance, Industrials and Technology. MDY is less expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.6% for PTMC. MDY is up 14.43% year-to-date (YTD) with -$990M in YTD flows. PTMC performs worse with 14.33% YTD performance, and -$49M in YTD flows. Run a side-by-side ETF comparison of MDY and PTMC 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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MDY vs PTMC performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/08/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MDY PTMC | -2.81%-2.85% | +1.84%+1.70% | +14.43%+14.33% | +15.21%+15.12% | +51.22%+32.09% | +47.28%+20.93% |
| Flows | MDY PTMC | +$235M-$6M | -$550M-$14M | -$990M-$49M | -$887M-$83M | -$828M-$92M | -$1.88B-$93M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MDY PTMC | +13.00%+13.39% | +15.39%+15.34% | +17.78%+14.40% | +19.71%+13.36% |
| Max drawdown | MDY PTMC | -5.17%-5.22% | -8.78%-8.87% | -23.91%-15.12% | -23.91%-16.92% |
| Max drawdown duration | MDY PTMC | 23d23d | 53d53d | 379d507d | 379d862d |
Trading data
MDY | PTMC | |
Last sale 9/9/2026 at 1:30 PM | $679.65 | $40.39 |
| Previous close 09/08/2026 | $686.96 | $40.80 |
| Consolidated volume 09/08/2026 | ||
| 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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MDY | PTMC | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/9/2026 at 1:30 PM
Live
Closed
MDY | PTMC | |
|---|---|---|
| Last price | $679.65 | $40.39 |
| 1D performance | -1.06% | -1.02% |
| AuM | $26.49 B | $385.67 M |
| E/R | 0.23% | 0.6% |
Characteristics
MDY | PTMC | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | PACER ETFs |
| Benchmark | S&P MidCap 400 Index | Pacer Trendpilot US Mid Cap Index |
| N° of holdings | 400 | 400 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 4, 1995 | June 11, 2015 |
| ESG | No | No |
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Exposure
Countries
MDY
USA
95.79%
Other
4.21%
PTMC
USA
96.45%
Other
3.55%
Sectors
MDY
Finance
23%
Industrials
16.96%
Technology
13.52%
Non-Energy Materi.
10.18%
Healthcare
9.95%
Other
26.4%
PTMC
Finance
23.16%
Industrials
17.12%
Technology
13.66%
Non-Energy Materi.
10.26%
Healthcare
9.88%
Other
25.92%
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Diversification
MDY
Total weight of top 15 holdings out of 15
10.46%
PTMC
Total weight of top 15 holdings out of 15
10.53%
Top 15 holdings
Data as of July 31, 2026
MDY
Illumina, Inc.
0.87%
Twilio, Inc.
0.84%
TechnipFMC plc
0.80%
Curtiss-Wright Corp.
0.75%
Carpenter Technology Corp.
0.72%
ATI, Inc.
0.71%
nVent Electric Plc
0.69%
Everpure, Inc.
0.68%
Okta, Inc.
0.66%
XPO, Inc.
0.66%
Burlington Stores, Inc.
0.65%
US Foods Holding Corp.
0.62%
United Therapeutics Corp.
0.61%
Tenet Healthcare Corp.
0.61%
Woodward, Inc.
0.60%
PTMC
Illumina, Inc.
0.87%
Twilio, Inc.
0.84%
TechnipFMC plc
0.80%
Curtiss-Wright Corp.
0.75%
Carpenter Technology Corp.
0.72%
ATI, Inc.
0.72%
nVent Electric Plc
0.70%
Everpure, Inc.
0.69%
Okta, Inc.
0.67%
XPO, Inc.
0.66%
Burlington Stores, Inc.
0.65%
Tenet Healthcare Corp.
0.62%
United Therapeutics Corp.
0.62%
US Foods Holding Corp.
0.62%
Woodward, Inc.
0.60%
Frequently asked questions about MDY and PTMC
How have the MDY and PTMC ETFs performed in 2026?
As of September 8, 2026, MDY is up 14.43% year-to-date (YTD), while PTMC has returned 14.33%. That puts MDY better performer ahead so far this year.
Which ETF is attracting more investor money: MDY or PTMC?
Year-to-date, the MDY ETF saw -$990M in flows, compared to -$49M for PTMC.
Which ETF is more volatile: MDY or PTMC?
Over the past year, MDY had a volatility of 15.39%, while PTMC experienced 15.34%.
Which ETF is bigger: MDY or PTMC?
As of September 8, 2026, MDY holds $26.49 B in assets under management (AUM), while PTMC manages $385.67 M.
What sectors do the MDY and PTMC ETFs invest in?
MDY leans toward sectors like Finance, Industrials and Technology. Meanwhile, PTMC focuses on Finance, Industrials and Technology.
What are the top holdings of the MDY ETF and PTMC ETF?
MDY top holdings include Illumina, Inc., Twilio, Inc. and TechnipFMC plc. PTMC holds in its top three: Illumina, Inc., Twilio, Inc. and TechnipFMC plc.
Which ETF is more diversified: MDY or PTMC?
MDY holds 400 securities with 10.46% of its assets in the top 15. PTMC has 400 securities and a top 15 weight of 10.53%.
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