ARKK vs ONEQ: Holdings Overlap
ARK · 45 holdings · $6.0B · as of 2026-04-30
ONEQFidelity Nasdaq Composite Index ETF
Fidelity · 1022 holdings · $10.8B · as of 2026-05-31
Holdings snapshots are 31 days apart (ARKK: 2026-04-30, ONEQ: 2026-05-31). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are ARKK and ONEQ?
ARK Innovation ETF (ARKK, by ARK) holds 45 positions; Fidelity Nasdaq Composite Index ETF (ONEQ, by Fidelity) holds 1022. They have 29 holdings in common, and by portfolio weight the two funds are 14.4% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 14.4%Sum of the smaller weight of each shared holding
- Shared Holdings
- 29ARKK holds 45 · ONEQ holds 1022
- Weight in Shared Holdings
- ARKK 77%·ONEQ 37%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in ARKK
16 of 45 positions (22.9% of the fund) are not held by ONEQ.
Sector Breakdown
| Sector | ARKK | ONEQ |
|---|---|---|
| Information Technology | 26.0% | 53.0% |
| Health Care | 26.7% | 4.4% |
| Financials | 16.8% | 2.8% |
| Communication Services | 10.5% | 15.2% |
| Consumer Discretionary | 13.3% | 12.5% |
| Other Sectors | 4.8% | 10.0% |
| Unclassified | 1.8% | 1.6% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts. “Unclassified” is weight we could not classify (2% of ARKK, 2% of ONEQ).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| ARKK | -2.2% | +3.3% | +6.8% | +21.1% | -8.1% | +15.3% | — |
| ONEQ | +3.3% | +15.4% | +26.6% | +25.1% | +13.6% | +18.8% | 0.51% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in ARKK vs ONEQ →
Shared Holdings(29)
The top 10 shared positions account for 95% of the overlap, led by TSLA, AMZN and AMD.
 TSLATesla Inc COM | 9.74% | 3.56% | 3.56% |
|---|---|---|---|
 AMZNAmazon.com, Inc. COM | 2.68% | 6.33% | 2.68% |
 AMDAdvanced Micro Devices Inc. COM | 5.18% | 1.83% | 1.83% |
 GOOGAlphabet Inc. CAP STK CL C | 1.48% | 4.46% | 1.48% |
 NVDANVIDIA Corp. COM | 1.19% | 11.18% | 1.19% |
 AVGOBroadcom Inc COM | 1.17% | 4.61% | 1.17% |
 PLTRPalantir Technologies, Inc., Class A | 3.13% | 0.78% | 0.78% |
 METAMeta Platforms, Inc., Class A | 0.60% | 3.01% | 0.60% |
 SHOPShopify, Inc., Class A | 4.37% | 0.32% | 0.32% |
 HOODRobinhood Markets, Inc., Class A | 4.30% | 0.16% | 0.16% |
 TERTeradyne Inc. COM | 1.95% | 0.13% | 0.13% |
 CRWVCoreWeave, Inc., Class A | 2.85% | 0.11% | 0.11% |
 COINCoinbase Global, Inc., Class A | 4.23% | 0.09% | 0.09% |
 NTRANatera Inc. COM | 1.17% | 0.07% | 0.07% |
 ILMNIllumina Inc COM | 1.20% | 0.05% | 0.05% |
 SOFISofi Technologies Inc COM | 0.54% | 0.05% | 0.05% |
 ROKURoku, Inc., Class A | 4.33% | 0.04% | 0.04% |
 BIDUBaidu, Inc., ADR | 1.03% | 0.04% | 0.04% |
 KTOSKratos Defense & Security Solutions, Inc. COM NEW | 1.05% | 0.03% | 0.03% |
 TEMTempus AI, Inc., Class A | 5.36% | 0.02% | 0.02% |
 XEX-ENERGY INC COM CL A | 1.28% | 0.02% | 0.02% |
 1CGCRISPR Therapeutics AG COM CHF0.03 | 4.98% | 0.01% | 0.01% |
 TWSTTwist Bioscience Corporation COM | 3.05% | 0.01% | 0.01% |
 TXG10X Genomics, Inc., Class A | 2.31% | 0.01% | 0.01% |
 BEAMBeam Therapeutics Inc. COM | 3.06% | 0.01% | 0.01% |
Frequently Asked Questions
How much do ARKK and ONEQ overlap?
ARKK and ONEQ overlap by 14.4% of portfolio weight. They share 29 holdings (ARKK holds 45 positions and ONEQ holds 1022), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ARKK and ONEQ?
The two portfolios are 14.4% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of ARKK and ONEQ?
The largest positions held by both funds are TSLA, AMZN, AMD, GOOG and NVDA. Together the top 10 shared positions account for 95% of the total overlap.
What does ARKK own that ONEQ doesn't?
16 positions (22.9% of ARKK) are unique to ARKK, led by CRCL, RBLX and OPENAI GROUP PBC SERIES C. In the other direction, 993 positions (62.5% of ONEQ) are unique to ONEQ.