STNCvsSPYETF Comparison
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Hennessy Sustainable ETF (STNC) and State Street SPDR S&P 500 ETF Trust (SPY) belong to the same industry segment: US Large Cap. In contrast, SPY's top sector exposures are Technology, Finance and Healthcare. STNC is more expensive with a Total Expense Ratio (TER) of 0.95%, versus 0.0945% for SPY. STNC is up 11.32% year-to-date (YTD) with -$11M in YTD flows. SPY performs better with 14.09% YTD performance, and +$9.24B in YTD flows. Run a side-by-side ETF comparison of STNC and SPY 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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STNC vs SPY performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | STNC SPY | +3.41%+0.84% | +0.21%+4.49% | +11.32%+14.09% | +10.57%+13.59% | +58.00%+92.57% | +36.16%+80.09% |
| Flows | STNC SPY | -$978K-$3.00B | -$978K-$5.06B | -$11M+$9.24B | -$13M+$33.54B | +$18M+$69.20B | +$27M+$77.54B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | STNC SPY | +11.88%+11.11% | +14.86%+12.69% | +14.39%+14.90% | +15.95%+16.97% |
| Max drawdown | STNC SPY | -6.45%-3.03% | -8.16%-8.89% | -17.71%-18.74% | -22.04%-24.50% |
| Max drawdown duration | STNC SPY | 73d53d | 120d76d | 253d126d | 784d708d |
Trading data
STNC | SPY | |
Last sale 10/28/2026 at 3:35 PM | $36.91 | $767.29 |
| Previous close 10/28/2026 | $36.91 | $772.31 |
| Consolidated volume 10/28/2026 | ||
| 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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STNC
is actively managed and doesn’t replicate an indexSTNC | SPY | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/28/2026 at 3:35 PM
Live
Closed
STNC | SPY | |
|---|---|---|
| Last price | $36.91 | $767.29 |
| 1D performance | -0.01% | -0.65% |
| AuM | $91.85 M | $814.72 B |
| E/R | 0.95% | 0.0945% |
Characteristics
STNC | SPY | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Hennessy Funds | State Street Investment Management |
| Benchmark | - | S&P 500 Index |
| N° of holdings | - | 497 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 16, 2021 | January 22, 1993 |
| ESG | Yes | No |
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Exposure
Countries
STNC
Data will be available soon
SPY
USA
96.4%
Other
3.6%
Sectors
STNC
Data will be available soon
SPY
Technology
45.23%
Finance
13.62%
Healthcare
9.08%
Consumer Non-Cycl.
8.88%
Industrials
7.46%
Other
15.72%
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Diversification
STNC
Data will be available soon
SPY
Total weight of top 15 holdings out of 15
44.11%
Top 15 holdings
Data as of January 1, 1970
STNC
Data will be available soon
SPY
NVIDIA Corp.
8.07%
Apple, Inc.
7.03%
Microsoft Corp.
5.69%
Amazon.com, Inc.
3.84%
Alphabet, Inc.
3.00%
Broadcom Inc.
2.65%
Alphabet, Inc.
2.39%
Meta Platforms, Inc.
1.90%
Micron Technology, Inc.
1.63%
Tesla, Inc.
1.56%
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 STNC and SPY
How have the STNC and SPY ETFs performed in 2026?
As of October 28, 2026, STNC is up 11.32% year-to-date (YTD), while SPY has returned 14.09%. That puts SPY better performer ahead so far this year.
Which ETF is attracting more investor money: STNC or SPY?
Year-to-date, the STNC ETF saw -$11M in flows, compared to +$9.24B for SPY.
Which ETF is more volatile: STNC or SPY?
Over the past year, STNC had a volatility of 14.86%, while SPY experienced 12.69%.
Which ETF is bigger: STNC or SPY?
As of October 28, 2026, STNC holds $91.85 M in assets under management (AUM), while SPY manages $814.72 B.
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Latest news about STNC & SPY
The Weekly ETF Market Monitor (October 19-23, 2026)
October 26, 2026
SPY
The Weekly ETF Market Monitor (October 12-16, 2026)
October 19, 2026
SPY
The Weekly ETF Market Monitor (October 5-9, 2026)
October 12, 2026
SPY
The Weekly ETF Market Monitor (September 21-25, 2026)
September 26, 2026
SPY
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The Weekly ETF Market Monitor (September 14-18, 2026)
September 19, 2026
SPY
The Weekly ETF Market Monitor (September 14-18, 2026)
September 19, 2026
SPY
The Weekly ETF Market Monitor (August 24-28, 2026)
August 31, 2026
SPY
There’s an ETF for That? Box Spreads
August 27, 2026
SPY
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