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 15.04% year-to-date (YTD) with -$1.03B in YTD flows. PTMC performs worse with 15.01% YTD performance, and -$43M 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 07/24/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MDY PTMC | -0.05%-0.12% | +4.16%+4.03% | +15.04%+15.01% | +19.87%+19.76% | +44.79%+26.46% | +50.63%+22.78% |
| Flows | MDY PTMC | -$618M-$8M | -$483M-$16M | -$1.03B-$43M | -$785M-$98M | -$988M-$89M | -$2.24B-$87M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MDY PTMC | +14.91%+14.56% | +15.66%+15.58% | +17.79%+14.42% | +19.76%+13.25% |
| Max drawdown | MDY PTMC | -4.24%-4.27% | -8.78%-8.87% | -23.91%-15.12% | -23.91%-16.92% |
| Max drawdown duration | MDY PTMC | 26d26d | 53d53d | 379d507d | 379d862d |
Trading data
MDY | PTMC | |
Last sale 7/24/2026 at 1:30 PM | $690.71 | $41.04 |
| Previous close 07/23/2026 | $687.93 | $40.86 |
| Consolidated volume 07/23/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 30, 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 7/24/2026 at 1:30 PM
Live
Closed
MDY | PTMC | |
|---|---|---|
| Last price | $690.71 | $41.04 |
| 1D performance | +0.40% | +0.44% |
| AuM | $26.58 B | $394.12 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
95.41%
Other
4.59%
PTMC
USA
96.17%
Other
3.83%
Sectors
MDY
Finance
21.51%
Industrials
18.53%
Technology
15.28%
Non-Energy Materi.
10.61%
Healthcare
8.49%
Other
25.58%
PTMC
Finance
22.04%
Industrials
18.54%
Technology
14.61%
Non-Energy Materi.
10.8%
Healthcare
8.66%
Other
25.35%
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Diversification
MDY
Total weight of top 15 holdings out of 15
11.09%
PTMC
Total weight of top 15 holdings out of 15
10.84%
Top 15 holdings
Data as of June 30, 2026
MDY
Twilio, Inc.
0.86%
Carpenter Technology Corp.
0.84%
MKS, Inc.
0.82%
Curtiss-Wright Corp.
0.77%
nVent Electric Plc
0.75%
Entegris, Inc.
0.75%
ATI, Inc.
0.74%
Illumina, Inc.
0.73%
TechnipFMC plc
0.72%
Sterling Infrastructure, Inc.
0.70%
MasTec, Inc.
0.70%
Woodward, Inc.
0.69%
MACOM Technology Solutions Holdings, Inc.
0.68%
Everpure, Inc.
0.68%
XPO, Inc.
0.66%
PTMC
Carpenter Technology Corp.
0.82%
Twilio, Inc.
0.81%
Curtiss-Wright Corp.
0.77%
Illumina, Inc.
0.75%
ATI, Inc.
0.75%
MKS, Inc.
0.73%
nVent Electric Plc
0.73%
Woodward, Inc.
0.72%
TechnipFMC plc
0.72%
Sterling Infrastructure, Inc.
0.69%
Entegris, Inc.
0.69%
MasTec, Inc.
0.68%
MACOM Technology Solutions Holdings, Inc.
0.68%
XPO, Inc.
0.66%
United Therapeutics Corp.
0.64%
Frequently asked questions about MDY and PTMC
How have the MDY and PTMC ETFs performed in 2026?
As of July 24, 2026, MDY is up 15.04% year-to-date (YTD), while PTMC has returned 15.01%. 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 -$1.03B in flows, compared to -$43M for PTMC.
Which ETF is more volatile: MDY or PTMC?
Over the past year, MDY had a volatility of 15.66%, while PTMC experienced 15.58%.
Which ETF is bigger: MDY or PTMC?
As of July 24, 2026, MDY holds $26.58 B in assets under management (AUM), while PTMC manages $394.12 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 Twilio, Inc., Carpenter Technology Corp. and MKS, Inc.. PTMC holds in its top three: Carpenter Technology Corp., Twilio, Inc. and Curtiss-Wright Corp..
Which ETF is more diversified: MDY or PTMC?
MDY holds 400 securities with 11.09% of its assets in the top 15. PTMC has 400 securities and a top 15 weight of 10.84%.
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