ARKX ARK Space & Defense Innovation ETF
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Over the year to Oct 28, 2026, ARKX returned 0.3%, against 13.7% for VOO.
Promise check: Not measuredIts theme exposure is measured once ETFIQ defines its theme company by company.
ARKX risk and return scorecard
vs VOO · Apr 2021 to Oct 2026 · 289 weekly returns · dividend-adjusted
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records; risk-free rate: U.S. Treasury, Daily Treasury Bill Rates, 13-week coupon equivalent Method · Data
Money in and out
Net fund flows · Jul 31, 2026What you earned
What did you actually buy?
Space · holdings as of Oct 27, 2026More on ARKX
Every number below is on this page. Open what you need.Price, 1 year
$30.80−0.1%1 day, priceClose, Oct 28, 2026
Price only. No distribution was paid over these days, so total return is the same. Computed by ETFIQ from Tiingo daily prices.
Source: Tiingo end-of-day prices. Data as of Oct 28, 2026. Updated every trading night. Report a data error
Points (pts) are percentage points.
| Window | Total return | Benchmark (VOO) | Gap to VOO |
|---|---|---|---|
| 1M Sep 28 – Oct 28, 2026 | −4.0% | +0.9% | −4.9 pts |
| 3M Jul 29 – Oct 28, 2026 | +4.3% | +6.1% | −1.8 pts |
| 6M Apr 29 – Oct 28, 2026 | −2.9% | +9.1% | −12.0 pts |
| YTD Dec 31, 2025 – Oct 28, 2026 | +6.3% | +14.2% | −7.9 pts |
| 1Y Oct 28, 2025 – Oct 28, 2026 | +0.3% | +13.7% | −13.4 pts |
| 3Y Oct 27, 2023 – Oct 28, 2026 | +142.9% | +95.5% | +47.4 pts |
| 5Y Oct 29, 2021 – Oct 28, 2026 | +53.1% | +80.4% | −27.3 pts |
| Since launch Mar 30, 2021 – Oct 28, 2026 | +51.7% | +111.2% | −59.5 pts |
| Since launch, annualised Mar 30, 2021 – Oct 28, 2026 | +7.8% | – | – |
Total returns, distributions reinvested.
Source: Tiingo end-of-day prices, with distributions reinvested.
How much of its weight does it not share with the S&P 500?
That is the share of the 112 thematic ETFs with at least half their money in S&P 500 companies sitting at or below ARKX.
Weight not shared with the S&P 500 only; it says nothing about returns, fees or whether the theme pays off. Where the fund sits in this set, not a rating. Do not average it with another category's score.
How different its holdings are from the S&P 500, ranked against 112 thematic ETFs with at least half their money in S&P 500 companies. 100 is best. How it is computed
ARKX shares 16 of its 33 holdings with the S&P 500. Counting each at the smaller of its two weights, the two overlap by 16.3%.
Money in and out
Monthly data · as of Jul 31, 2026ARKX: in the month to Jul 31, 2026, net $79.2m went out, by its SEC filing.
Aug 1, 2025 to Jul 31, 2026
monthly, from SEC filings
Aug 1, 2023 to Jul 31, 2026
monthly, from SEC filings
monthly, from SEC filings
monthly, from SEC filings
Computed by ETFIQ from the monthly sales and redemptions ARKX files with the SEC on Form N-PORT.
How this is computed
ETFIQ reads no daily data for this fund, so its flows are monthly, and the latest month filed is Jul 2026. Every day and month ETFIQ holds for ARKX, back to Feb 2021, is in its flows file. Flows across every fund · How these flows are computed · Compare ARKX with other funds in the flows tool
Month by month, money in and money outAug 2023 to Jul 2026
ARKX, money in and money out each month from Aug 2023 to Jul 2026: two bars a month, money in above the line and money out below. Every bar is from ARKX’s SEC filings (N-PORT item B.6). Of the 36 months listed, money came in on net in 13 and went out in 22.
Every bar is from ARKX’s SEC filings (N-PORT item B.6). Of the 36 months listed, money came in on net in 13 and went out in 22.
Most recent first.
How this is computed
N-PORT months: money in is sales plus reinvestments; money out is redemptions.
N-PORT months are the filed sales plus reinvestments less redemptions. Later months add up the daily data; the Source column names any missing day.
Source: ETFIQ, from the fund’s SEC N-PORT filings. Data as of Jul 31, 2026. Updated when the fund files its next report.
ARKX key stats
Trading
as of Oct 9, 2025
ARKX top ten by weight, 58.4% of the fund, of its 33 equity positions, from the holdings published by its issuer for Oct 27, 2026. Source: the issuer’s own daily file.
Source: ARK’s daily holdings file. Data as of Oct 27, 2026. Updated each trading day. Last checked Oct 29, 2026.
About ARKX
How we measure
12 seats on ARKX, as of Oct 28, 2026: 1 Mixed, 8 Challenges, 3 Not enough data.
Questions people ask about ARKX
- How much of ARKX is in S&P 500 companies?
- By its holdings published by its issuer for Oct 27, 2026, 51% of ARKX by weight is stocks the S&P 500 already holds. Its active share against the index is 84%, so that share is the part doing something different.
- What does ARKX hold?
- 33 positions as published by its issuer for Oct 27, 2026, with the top ten at 58% of the fund. The largest are SPACE EXPLORATION TECHN-CL A at 11.1%, L3HARRIS TECHNOLOGIES INC at 7.0%, KRATOS DEFENSE & SECURITY at 5.9%.
- Has ARKX beaten the S&P 500?
- Over the year to Oct 28, 2026 ARKX returned +0.3% with distributions reinvested, against +13.6% for the S&P 500, so it finished behind the index by 13.3 points.
- What does ARKX cost?
- The prospectus expense ratio is 0.75% a year. Because 84% of the fund differs from the S&P 500, the fee on that differing part works out at 0.90%.
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ETFIQ, ARKX, thematic ETFs, data as of Oct 28, 2026. https://etfiq.com/funds/arkx
ETFIQ. (Oct 28, 2026). ARKX, thematic ETFs. Retrieved from https://etfiq.com/funds/arkx
[ARKX, thematic ETFs (ETFIQ, Oct 28, 2026)](https://etfiq.com/funds/arkx)
The difference bar for ARKX, redrawn every trading night.
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms. The underlying files are at Open data.
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<figure style="margin:0;max-width:640px">
<a href="https://etfiq.com/funds/arkx"><img src="https://etfiq.com/assistant/api/embed/themes/arkx.svg" alt="ARKX: 51% of ARKX's weight is in S&P 500 companies and 49% is outside the index. Holdings as of Oct 27, 2026." width="640" style="max-width:100%;height:auto"></a>
<figcaption style="font:13px/1.5 sans-serif">ARKX: 51% of ARKX's weight is in S&P 500 companies and 49% is outside the index. Holdings as of Oct 27, 2026. Data: <a href="https://etfiq.com/funds/arkx">ETFIQ</a></figcaption>
</figure>The day's ETF flows, a comparison and one number. Every trading morning. About the Daily
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