ARKK vs ARKX
ARK Innovation ETF against ARK Space & Defense Innovation ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
28%
14 shared positions
Fee gap
0 bp
same fee
1-year return gap
6.8 pts
ARKX is ahead
Larger fund
ARKK
$5.7B
Side by side
| ARKK | ARKX | |
|---|---|---|
| Fund | ARK Innovation ETF | ARK Space & Defense Innovation ETF |
| Issuer | ARK | ARK |
| Category | Internet & Innovation | Aerospace & Defense |
| Expense ratio | 0.75% | 0.75% |
| Assets | $5.7B | $637M |
| Average daily dollar volume | $414M | $18M |
| Listed | Oct 31, 2014 | Mar 30, 2021 |
| FrenzyCap score | 61 | 48 |
| 1-month return | −13.9% | −11.4% |
| 3-month return | −6.2% | −17.4% |
| Year to date | −1.9% | −1.9% |
| 1-year return | −11.2% | −4.4% |
| 30-day volatility | 45.5% | 35.0% |
| Worst drawdown, 1 year | −23.7% | −28.3% |
| Trailing 12-month yield | — | — |
| Holdings | 46 | 36 |
| Top 10 weight | 52.3% | 54.2% |
| Look-through P/E | — | 146.3 |
| Holdings vs fair value | −1.3% | −0.0% |
| Holdings above 200-day average | 37% | 30% |
| Net flow, latest 3 reported months | −$611M thru Jul 2026 | −$73M thru Jul 2026 |
| 30-day implied volatility | 45.1% | 41.4% |
| Holdings as of | as of Nov 6, 2026issuer data | as of Jul 31, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
36% of ARKK · 54% of ARKX
Sector mix of the stock holdings
| Sector | ARKK | ARKX | Gap |
|---|---|---|---|
| Technology | 40.7% | 33.6% | +7.1% |
| Industrials | 5.3% | 42.8% | −37.6% |
| Consumer Discretionary | 13.5% | 7.9% | +5.5% |
| Health Care | 17.9% | 0.0% | +17.9% |
| Financials | 15.6% | 0.0% | +15.6% |
| Communication Services | 0.0% | 1.8% | −1.8% |
More: full overlap table · ARKK holdings · ARKX holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.