ARKG vs IHI: Holdings Overlap
ARKGARK Genomic Revolution ETF
ARK · 32 holdings · $1.6B · as of 2026-04-30
IHIiShares U.S. Medical Devices ETF
iShares · 47 holdings · $3.4B · as of 2026-03-31
Holdings snapshots are 30 days apart (ARKG: 2026-04-30, IHI: 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 IHI?
ARK Genomic Revolution ETF (ARKG, by ARK) holds 32 positions; iShares U.S. Medical Devices ETF (IHI, by iShares) holds 47. They have 1 holdings in common, and by portfolio weight the two funds are 0.1% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 1ARKG holds 32 · IHI holds 47
- Weight in Shared Holdings
- ARKG 2%·IHI 0%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
31 of 32 positions (97.7% of the fund) are not held by IHI. Showing the top 30 by weight.
Only in IHI
46 of 47 positions (99.7% of the fund) are not held by ARKG. Showing the top 30 by weight.
Sector Breakdown
| Sector | ARKG | IHI |
|---|---|---|
| Health Care | 93.3% | 99.8% |
| Other Sectors | 0.0% | 0.0% |
| Unclassified | 6.3% | 0.1% |
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 IHI).
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% | — |
| IHI | +4.1% | -12.3% | -9.9% | +0.5% | -2.6% | +8.9% | 0.45% |
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 IHI →
Shared Holdings(1)
 BFLYButterfly Network, Inc., Class A | 1.89% | 0.11% | 0.11% |
|---|
Frequently Asked Questions
How much do ARKG and IHI overlap?
ARKG and IHI overlap by 0.1% of portfolio weight. They share 1 holdings (ARKG holds 32 positions and IHI holds 47), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ARKG and IHI?
The two portfolios are 0.1% 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 IHI?
The largest positions held by both funds are BFLY. Together the top 1 shared positions account for 100% of the total overlap.
What does ARKG own that IHI doesn't?
31 positions (97.7% of ARKG) are unique to ARKG, led by TEM, TWST and 1CG. In the other direction, 46 positions (99.7% of IHI) are unique to IHI.