Data as of . Every figure is the themes desk's own, on published data.
ARKK vs FDN
8% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, ARKK and FDN hold 8% of their money in the same securities at the same weight.
| Holding | ARKK | FDN |
|---|---|---|
| AMAZON.COM INC | 2.45% | 9.84% |
| ALPHABET INC-CL C | 1.65% | 3.82% |
| META PLATFORMS INC-CLASS A | 1.40% | 9.79% |
| CLOUDFLARE INC - CLASS A | 1.16% | 3.33% |
| COREWEAVE INC-CL A | 2.45% | 0.88% |
| ALPHABET INC-CL A | 0.38% | 4.78% |
| CIRCLE INTERNET GROUP INC | 6.06% | 0.22% |
| Only in ARKK | Only in FDN |
|---|---|
| TESLA INC 9.62% | Cisco Systems, Inc. 7.22% |
| SPACE EXPLORATION TECHN-CL A 6.28% | Salesforce, Inc. 6.19% |
| TEMPUS AI INC-CL A 5.17% | Arista Networks, Inc. 5.21% |
| COINBASE GLOBAL INC -CLASS A 4.76% | Booking Holdings Inc. 4.91% |
| CRISPR THERAPEUTICS AG 4.55% | Oracle Corporation 4.52% |
| ROBINHOOD MARKETS INC - A 4.28% | Snowflake Inc. (Class A) 4.35% |
| SHOPIFY INC - CLASS A 3.37% | Netflix, Inc. 3.89% |
| TWIST BIOSCIENCE CORP 3.23% | DoorDash, Inc. (Class A) 3.00% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings as filed for Sep 4, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ARKK | FDN | ARKK | FDN | ARKK | FDN | |
| 3 months | +15.8% | +7.0% | +11.1 pts | +2.3 pts | +13.7 pts | +4.9 pts |
| 6 months | +19.1% | +18.1% | +3.9 pts | +2.9 pts | −1.1 pts | −2.1 pts |
| 1 year | +14.9% | +3.8% | −5.0 pts | −16.2 pts | −10.7 pts | −21.8 pts |
| 3 years | +97.5% | +69.7% | +19.6 pts | −8.3 pts | +4.1 pts | −23.8 pts |
| Since launch | +367.8% | +1039.1% | +2.5 pts | +227.8 pts | −308.1 pts | −644.9 pts |
| ARKK ARK Innovation ETF | FDN First Trust Dow Jones Internet Index Fund | |
|---|---|---|
| Issuer | ARK | First Trust |
| Theme | Broad innovation and megatrends | Internet and e-commerce |
| In the S&P 500 | 37.9% | 82.7% |
| Active share vs the S&P 500 | 85.4% | 85.5% |
| In the Nasdaq-100 | 28.4% | 57.3% |
| Holdings | 47 | 42 |
| Top ten, share of the fund | 50.3% | 60.6% |
| Expense ratio | 0.75% | 0.49% |
| Fee for the differing part | 0.88% | 0.57% |
| Total return, 1 year | +14.9% | +3.8% |
| vs the S&P 500 | −5.0 pts | −16.2 pts |
| vs the Nasdaq-100 | −10.7 pts | −21.8 pts |
| Below its high | −44.2% | −1.5% |
ARKK in plain words
By weight, 38% of ARKK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 50% of the fund across 47 positions, as filed for Sep 4, 2026. Over the year to Sep 4, 2026 the fund returned +14.9% with distributions reinvested against +20.0% for the S&P 500, so a holder was behind by 5.0 pts. It sits 44.2% below its all-time high of Feb 12, 2021.
FDN in plain words
By weight, 83% of FDN's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 86%. The top ten holdings are 61% of the fund across 42 positions, as filed for Sep 3, 2026. Over the year to Sep 4, 2026 the fund returned +3.8% with distributions reinvested against +20.0% for the S&P 500, so a holder was behind by 16.2 pts.
Questions people ask
- Do ARKK and FDN hold the same stocks?
- By their latest filings, 8% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, ARKK or FDN?
- ARKK has 38% of its weight in S&P 500 names and FDN has 83%, so FDN differs more from the index.
- Which is cheaper, ARKK or FDN?
- ARKK charges 0.75% a year and FDN charges 0.49%, so FDN is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, ARKK against FDN, data as of Sep 4, 2026. https://etfiq.com/compare/themes/ARKK-FDN.html Free to use with attribution; the underlying files are at Open data.