Data as of . Every figure is the themes desk's own, on published data.
ARKK vs ITA
3% 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 ITA hold 3% of their money in the same securities at the same weight.
| Holding | ARKK | ITA |
|---|---|---|
| ROCKET LAB | 0.98% | 3.63% |
| BWX TECHNOLOGIES INC | 0.88% | 1.25% |
| KRATOS DEFENSE & SECURITY | 0.98% | 0.66% |
| ARCHER AVIATION INC-A | 1.19% | 0.21% |
| Only in ARKK | Only in ITA |
|---|---|
| TESLA INC 9.62% | GENERAL ELECTRIC COMPANY 22.63% |
| SPACE EXPLORATION TECHN-CL A 6.28% | RTX CORPORATION 14.83% |
| CIRCLE INTERNET GROUP INC 6.06% | THE BOEING COMPANY 8.90% |
| TEMPUS AI INC-CL A 5.17% | TRANSDIGM GROUP INCORPORATED 4.59% |
| COINBASE GLOBAL INC -CLASS A 4.76% | HOWMET AEROSPACE INC. 4.50% |
| CRISPR THERAPEUTICS AG 4.55% | GENERAL DYNAMICS CORPORATION 4.34% |
| ROBINHOOD MARKETS INC - A 4.28% | LOCKHEED MARTIN CORPORATION 4.05% |
| SHOPIFY INC - CLASS A 3.37% | Northrop Grumman Corporation 3.92% |
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 Jun 30, 2026 and Sep 4, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ARKK | ITA | ARKK | ITA | ARKK | ITA | |
| 3 months | +15.8% | −1.6% | +11.1 pts | −6.3 pts | +13.7 pts | −3.7 pts |
| 6 months | +19.1% | −6.7% | +3.9 pts | −21.9 pts | −1.1 pts | −26.9 pts |
| 1 year | +14.9% | +14.2% | −5.0 pts | −5.7 pts | −10.7 pts | −11.4 pts |
| 3 years | +97.5% | +100.8% | +19.6 pts | +22.9 pts | +4.1 pts | +7.4 pts |
| Since launch | +367.8% | +937.0% | +2.5 pts | +125.7 pts | −308.1 pts | −747.0 pts |
| ARKK ARK Innovation ETF | ITA iShares U.S. Aerospace & Defense ETF | |
|---|---|---|
| Issuer | ARK | iShares |
| Theme | Broad innovation and megatrends | Defense |
| In the S&P 500 | 37.9% | 76.6% |
| Active share vs the S&P 500 | 85.4% | 97.9% |
| In the Nasdaq-100 | 28.4% | 3.2% |
| Holdings | 47 | 49 |
| Top ten, share of the fund | 50.3% | 75.2% |
| Expense ratio | 0.75% | not published |
| Fee for the differing part | 0.88% | not published |
| Total return, 1 year | +14.9% | +14.2% |
| vs the S&P 500 | −5.0 pts | −5.7 pts |
| vs the Nasdaq-100 | −10.7 pts | −11.4 pts |
| Below its high | −44.2% | −10.9% |
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.
ITA in plain words
By weight, 77% of ITA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 75% of the fund across 49 positions, as filed for Jun 30, 2026. Over the year to Sep 4, 2026 the fund returned +14.2% with distributions reinvested against +20.0% for the S&P 500, so a holder was behind by 5.7 pts. It sits 10.9% below its all-time high of Aug 14, 2026.
Questions people ask
- Do ARKK and ITA hold the same stocks?
- By their latest filings, 3% 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 ITA?
- ARKK has 38% of its weight in S&P 500 names and ITA has 77%, so ITA differs more from the index.
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 ITA, data as of Sep 4, 2026. https://etfiq.com/compare/themes/ARKK-ITA.html Free to use with attribution; the underlying files are at Open data.