SPAMvsPSIETF Comparison
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Themes Cybersecurity ETF (SPAM) belongs to the Cybersecurity segment. Invesco Semiconductors ETF (PSI) is part of the US Info. Technology segment. SPAM's top 3 sector exposures are Technology and Business Services. In contrast, PSI's top sector exposures are Technology SPAM is less expensive with a Total Expense Ratio (TER) of 0.35%, versus 0.56% for PSI. SPAM is up 32% year-to-date (YTD) with +$2M in YTD flows. PSI performs better with 72.97% YTD performance, and +$600M in YTD flows. Run a side-by-side ETF comparison of SPAM and PSI 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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SPAM vs PSI performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/30/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SPAM PSI | -4.13%-21.70% | +29.44%+0.97% | +32.00%+72.97% | +26.38%+129.37% | n/a+184.49% | n/a+222.18% |
| Flows | SPAM PSI | -+$133M | +$2M+$342M | +$2M+$600M | +$2M+$662M | -+$539M | -+$552M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SPAM PSI | +32.55%+74.56% | +27.69%+49.98% | n/a+42.59% | n/a+40.50% |
| Max drawdown | SPAM PSI | -11.27%-35.74% | -23.70%-35.74% | n/a-41.00% | n/a-44.86% |
| Max drawdown duration | SPAM PSI | 32d31d | 218d31d | n/a421d | n/a750d |
Trading data
SPAM | PSI | |
Last sale 7/31/2026 at 5:24 PM | $42.49 | $138.22 |
| Previous close 07/31/2026 | $40.39 | $136.44 |
| Consolidated volume 07/31/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of July 31, 2026
1-year trailing difference
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SPAM | PSI | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/31/2026 at 5:24 PM
Live
Closed
SPAM | PSI | |
|---|---|---|
| Last price | $42.49 | $138.22 |
| 1D performance | +5.18% | +1.30% |
| AuM | $4.84 M | $2.38 B |
| E/R | 0.35% | 0.56% |
Characteristics
SPAM | PSI | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | Themes Management Company | Invesco |
| Benchmark | Solactive Cybersecurity Index | Dynamic Semiconductor Intellidex Index |
| N° of holdings | 34 | 30 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | December 8, 2023 | June 23, 2005 |
| ESG | No | No |
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Exposure
Countries
SPAM
USA
74.33%
Other
25.67%
PSI
USA
97.72%
Other
2.28%
Sectors
SPAM
Technology
92.65%
Other
7.35%
PSI
Technology
100%
Other
-0%
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Diversification
SPAM
Total weight of top 15 holdings out of 15
71.51%
PSI
Total weight of top 15 holdings out of 15
65.62%
Top 15 holdings
Data as of June 30, 2026
SPAM
Fortinet, Inc.
6.34%
Okta, Inc.
6.20%
Palo Alto Networks, Inc.
6.15%
CrowdStrike Holdings, Inc.
5.96%
Nebius Group NV
5.96%
Rubrik, Inc.
5.30%
BlackBerry Ltd.
5.29%
F5, Inc.
4.53%
SentinelOne, Inc.
4.00%
Clear Secure, Inc.
3.81%
NextDC Ltd.
3.70%
Zscaler, Inc.
3.65%
Varonis Systems, Inc.
3.63%
Akamai Technologies, Inc.
3.50%
Qualys, Inc.
3.49%
PSI
Applied Materials, Inc.
6.64%
Micron Technology, Inc.
6.09%
KLA Corp.
5.96%
Lam Research Corp.
5.66%
Intel Corp.
5.01%
Advanced Micro Devices, Inc.
4.99%
Analog Devices, Inc.
4.44%
NVIDIA Corp.
4.32%
Ultra Clean Holdings, Inc.
3.57%
Ichor Holdings Ltd.
3.40%
Cohu, Inc.
3.37%
Onto Innovation, Inc.
3.11%
MKS, Inc.
3.06%
Kulicke & Soffa Industries, Inc.
3.03%
Entegris, Inc.
2.99%
Frequently asked questions about SPAM and PSI
How have the SPAM and PSI ETFs performed in 2026?
As of July 30, 2026, SPAM is up 32% year-to-date (YTD), while PSI has returned 72.97%. That puts PSI better performer ahead so far this year.
Which ETF is attracting more investor money: SPAM or PSI?
Year-to-date, the SPAM ETF saw +$2M in flows, compared to +$600M for PSI.
Which ETF is more volatile: SPAM or PSI?
Over the past year, SPAM had a volatility of 27.69%, while PSI experienced 49.98%.
Which ETF is bigger: SPAM or PSI?
As of July 30, 2026, SPAM holds $4.84 M in assets under management (AUM), while PSI manages $2.38 B.
What sectors do the SPAM and PSI ETFs invest in?
SPAM leans toward sectors like Technology. Meanwhile, PSI focuses on Technology.
What are the top holdings of the SPAM ETF and PSI ETF?
SPAM top holdings include Fortinet, Inc., Okta, Inc. and Palo Alto Networks, Inc.. PSI holds in its top three: Applied Materials, Inc., Micron Technology, Inc. and KLA Corp..
Which ETF is more diversified: SPAM or PSI?
SPAM holds 34 securities with 71.51% of its assets in the top 15. PSI has 30 securities and a top 15 weight of 65.62%.
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