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ROKTvsARKXETF Comparison
SPDR S&P Kensho Final Frontiers ETF (ROKT) belongs to the Space & Deep Sea segment. ARK Space & Defense Innovation ETF (ARKX) is part of the Multiple Trends segment. ROKT's top 3 sector exposures are Industrials, Information Technology and Energy. In contrast, ARKX's top sector exposures are Industrials, Information Technology and Communication Services. ROKT is less expensive with a Total Expense Ratio (TER) of 0.45%, versus 0.76% for ARKX. ROKT is up 20.91% year-to-date (YTD) with +$28M in YTD flows. ARKX performs worse with 5.2% YTD performance, and +$177M in YTD flows. Run a side-by-side ETF comparison of ROKT and ARKX below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
ROKT vs ARKX performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | ROKT ARKX | +3.97%-1.43% | +20.99%+9.39% | +20.91%+5.20% | +97.34%+73.50% | +159.73%+134.85% | +163.19%n/a |
| Flows | ROKT ARKX | +$4M-$20M | +$32M+$228M | +$28M+$177M | +$38M+$269M | +$34M+$198M | +$29M- |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | ROKT ARKX | +33.57%+35.37% | +27.84%+32.34% | +21.98%+25.78% | +21.54%n/a |
| Max drawdown | ROKT ARKX | -8.62%-14.39% | -15.08%-19.13% | -23.27%-25.02% | -23.28%n/a |
| Max drawdown duration | ROKT ARKX | 22d50d | 43d89d | 150d130d | 718dn/a |
ROKT | ARKX | |
Last sale 3/11/2026 at 1:30 PM | $102.67 | $31.64 |
| Previous close 03/10/2026 | $103.02 | $31.58 |
| Consolidated volume 03/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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ROKT | ARKX | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
ROKT | ARKX | |
|---|---|---|
| Last price | $102.67 | $31.64 |
| 1D performance | -0.34% | +0.19% |
| AuM | $78.11 M | $718.72 M |
| E/R | 0.45% | 0.76% |
ROKT | ARKX | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | SPDR | Ark Investment |
| Benchmark | S&P Kensho Final Frontiers Index | - |
| N° of holdings | 32 | 28 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 22, 2018 | March 30, 2021 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the ROKT and ARKX ETFs performed in 2026?
As of March 11, 2026, ROKT is up 20.91% year-to-date (YTD), while ARKX has returned 5.2%. That puts ROKT better performer ahead so far this year.
Which ETF is attracting more investor money: ROKT or ARKX?
Year-to-date, the ROKT ETF saw +$28M in flows, compared to +$177M for ARKX.
Which ETF is more volatile: ROKT or ARKX?
Over the past year, ROKT had a volatility of 27.84%, while ARKX experienced 32.34%.
Which ETF is bigger: ROKT or ARKX?
As of March 11, 2026, ROKT holds $78.11 M in assets under management (AUM), while ARKX manages $718.72 M.
What sectors do the ROKT and ARKX ETFs invest in?
ROKT leans toward sectors like Pipelines. Meanwhile, ARKX focuses on Industrials and Information Technology.
What are the top holdings of the ROKT ETF and ARKX ETF?
ROKT top holdings include Plains All American Pipeline, 6.125% perp., USD (B), US4611K1K205 and US756870AU57. ARKX holds in its top three: L3 HARRIS TECHNOLOGIES, KRATOS DEFENSE AND SECURITY SOLS and TERADYNE.
Which ETF is more diversified: ROKT or ARKX?
ROKT holds 35 securities with 55.38% of its assets in the top 15. ARKX has 28 securities and a top 15 weight of 68.94%.
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