ARKG vs IWP: Holdings Overlap
ARKGARK Genomic Revolution ETF
ARK · 32 holdings · $1.6B · as of 2026-04-30
IWPiShares Russell Mid-Cap Growth ETF
iShares · 277 holdings · $20.5B · as of 2026-03-31
Holdings snapshots are 30 days apart (ARKG: 2026-04-30, IWP: 2026-03-31). 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 ARKG and IWP?
ARK Genomic Revolution ETF (ARKG, by ARK) holds 32 positions; iShares Russell Mid-Cap Growth ETF (IWP, by iShares) holds 277. They have 3 holdings in common, and by portfolio weight the two funds are 1.5% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 3ARKG holds 32 · IWP holds 277
- Weight in Shared Holdings
- ARKG 15%·IWP 2%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 ARKG
29 of 32 positions (84.3% of the fund) are not held by IWP.
Only in IWP
274 of 277 positions (98.4% of the fund) are not held by ARKG. Showing the top 30 by weight.
Sector Breakdown
| Sector | ARKG | IWP |
|---|---|---|
| Health Care | 93.3% | 14.9% |
| Industrials | 0.0% | 24.4% |
| Consumer Discretionary | 0.0% | 21.2% |
| Information Technology | 0.0% | 15.6% |
| Financials | 0.0% | 8.5% |
| Other Sectors | 0.0% | 15.3% |
| Unclassified | 6.3% | 0.0% |
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 (6% of ARKG, 0% of IWP).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| ARKG | +1.0% | +48.6% | +84.8% | +9.2% | -13.0% | +9.2% | — |
| IWP | +1.5% | +5.4% | +3.1% | +14.6% | +5.1% | +12.1% | 0.34% |
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 ARKG vs IWP →
Shared Holdings(3)
The top 3 shared positions account for 100% of the overlap, led by NTRA, IONS and TEM.
Frequently Asked Questions
How much do ARKG and IWP overlap?
ARKG and IWP overlap by 1.5% of portfolio weight. They share 3 holdings (ARKG holds 32 positions and IWP holds 277), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ARKG and IWP?
The two portfolios are 1.5% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of ARKG and IWP?
The largest positions held by both funds are NTRA, IONS and TEM. Together the top 3 shared positions account for 100% of the total overlap.
What does ARKG own that IWP doesn't?
29 positions (84.3% of ARKG) are unique to ARKG, led by TWST, 1CG and TXG. In the other direction, 274 positions (98.4% of IWP) are unique to IWP.