ICLN vs IDEV: Holdings Overlap
ICLNiShares Global Clean Energy ETF
iShares · 123 holdings · $2.3B · as of 2026-04-30
IDEViShares Core MSCI International Developed Markets ETF
iShares · 2268 holdings · $31.8B · as of 2026-04-30
How similar are ICLN and IDEV?
iShares Global Clean Energy ETF (ICLN, by iShares) holds 123 positions; iShares Core MSCI International Developed Markets ETF (IDEV, by iShares) holds 2268. They have 27 holdings in common, and by portfolio weight the two funds are 0.5% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 27ICLN holds 123 · IDEV holds 2268
- Weight in Shared Holdings
- ICLN 17%·IDEV 1%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 ICLN
96 of 123 positions (82.5% of the fund) are not held by IDEV. Showing the top 30 by weight.
Sector Breakdown
| Sector | ICLN | IDEV |
|---|---|---|
| Industrials | 32.4% | 14.7% |
| Financials | 0.0% | 21.8% |
| Utilities | 19.4% | 3.1% |
| Information Technology | 12.3% | 7.8% |
| Health Care | 0.0% | 7.3% |
| Other Sectors | 1.3% | 28.2% |
| Unclassified | 34.0% | 16.5% |
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 (34% of ICLN, 17% of IDEV).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| ICLN | -5.3% | +11.7% | +34.9% | +4.0% | -3.1% | +8.9% | 1.01% |
| IDEV | +4.4% | +14.8% | +25.5% | +18.6% | +9.7% | — | 3.08% |
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 ICLN vs IDEV →
Shared Holdings(27)
The top 10 shared positions account for 81% of the overlap, led by VWS, EDP and ORSTED.
 VWSVestas Wind Systems A/S | 3.36% | 0.11% | 0.11% |
|---|---|---|---|
 EDPEDP ENERGIAS DE PORTUGAL SA | 2.33% | 0.06% | 0.06% |
 ORSTEDOrsted A/S | 1.83% | 0.05% | 0.05% |
 ENLTEnlight Renewable Energy Ltd. | 1.46% | 0.04% | 0.04% |
 9502Chubu Electric Power Co Inc. NPV | 2.01% | 0.04% | 0.04% |
 NDX1Nordex SE | 1.09% | 0.03% | 0.03% |
| Euro | 0.02% | 0.21% | 0.02% |
 VERVerbund AG CLASS'A'NPV | 0.50% | 0.02% | 0.02% |
 EDPREDP Renewables SA | 0.89% | 0.02% | 0.02% |
 CENContact Energy Ltd | 0.26% | 0.02% | 0.02% |
 MELMeridian Energy Ltd. | 0.22% | 0.02% | 0.02% |
 BEPCBrookfield Renewable Corporation CL A EX SUB VTG | 0.44% | 0.02% | 0.02% |
 ENRGIL-SEnergix Renewable Energies Ltd. | 0.30% | 0.01% | 0.01% |
 BLXBoralex Inc | 0.44% | 0.01% | 0.01% |
 SLRSolaria Energia y Medio Ambiente, S.A. | 1.08% | 0.01% | 0.01% |
| Verbio SE | 0.18% | 0.01% | 0.01% |
 ERGERG SpA | 0.41% | 0.00% | 0.00% |
| HONG KONG DOLLAR | 0.02% | 0.00% | 0.00% |
| JAPANESE YEN | 0.00% | 0.03% | 0.00% |
| CANADIAN DOLLAR | 0.00% | 0.01% | 0.00% |
| ISRAELI SHEKEL | 0.00% | 0.01% | 0.00% |
| NORWEGIAN KRONE | 0.00% | 0.01% | 0.00% |
| GREAT BRITISH POUND | 0.00% | 0.00% | 0.00% |
| NEW ZEALAND DOLLAR | 0.00% | 0.00% | 0.00% |
| DANISH KRONER | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
How much do ICLN and IDEV overlap?
ICLN and IDEV overlap by 0.5% of portfolio weight. They share 27 holdings (ICLN holds 123 positions and IDEV holds 2268), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ICLN and IDEV?
The two portfolios are 0.5% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of ICLN and IDEV?
The largest positions held by both funds are VWS, EDP, ORSTED, ENLT and 9502. Together the top 10 shared positions account for 81% of the total overlap.
What does ICLN own that IDEV doesn't?
96 positions (82.5% of ICLN) are unique to ICLN, led by BE, NXT and FSLR. In the other direction, 2241 positions (98.6% of IDEV) are unique to IDEV.