ETF comparison
ARKFvsARKK
Both Thematic.
ARK Blockchain & Fintech Innovation ETF · ARK Innovation ETF
Holdings overlap
17 positions appear in both funds. Buying equal dollars of ARKF and ARKK would leave roughly41.2%of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — seewhat we don't scorefor why.
Cost difference
Expense ratios are effectively identical (0.75% vs 0.75%).
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with ARKF vs ARKK.
Top shared holdings
17 shared in total| # | Holding | In ARKF | In ARKK | Overlap |
|---|---|---|---|---|
| 1 | SHOPIFY INC | 9.27% | 4.37% | 4.37% |
| 2 | ROBINHOOD MARKETS INC | 4.47% | 4.30% | 4.30% |
| 3 | COINBASE GLOBAL INC | 5.83% | 4.23% | 4.23% |
| 4 | ADVANCED MICRO DEVICES INC | 3.88% | 5.18% | 3.88% |
| 5 | CIRCLE INTERNET GROUP INC | 5.47% | 3.84% | 3.84% |
| 6 | PALANTIR TECHNOLOGIES INC | 4.20% | 3.13% | 3.13% |
| 7 | ROKU INC | 2.87% | 4.33% | 2.87% |
| 8 | ROBLOX CORP | 2.71% | 3.07% | 2.71% |
| 9 | AMAZON.COM INC | 3.87% | 2.68% | 2.68% |
| 10 | BULLISH | 3.56% | 2.32% | 2.32% |
| 11 | BITMINE IMMERSION TECHNOLOGIES INC | 2.16% | 2.03% | 2.03% |
| 12 | BLOCK INC | 5.31% | 1.53% | 1.53% |
Only in ARKF
21 total- ARK 21SHARES BITCOIN ETF6.42%
- TOAST INC4.12%
- MERCADOLIBRE INC3.19%
- ADYEN NV2.20%
- NU HOLDINGS LTD2.05%
- DRAFTKINGS INC1.79%
- SEA LTD1.78%
- FUTU HOLDINGS LTD1.68%
- AIRBNB INC1.59%
- SPOTIFY TECHNOLOGY SA1.53%
Only in ARKK
26 total- TESLA INC9.74%
- TEMPUS AI INC5.36%
- CRISPR THERAPEUTICS AG4.98%
- BEAM THERAPEUTICS INC3.06%
- TWIST BIOSCIENCE CORP3.05%
- COREWEAVE INC2.85%
- 10X GENOMICS INC2.31%
- INTELLIA THERAPEUTICS INC2.06%
- TERADYNE INC1.95%
- ARCHER AVIATION INC (NEW)1.55%
Open ARKF or ARKK at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodologyand funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.