EFFI vs IDYN
Harbor Osmosis International Resource Efficient ETF against iShares International Equity Factor Rotation Active ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
16%
25 shared positions
Fee gap
10 bp
IDYN is cheaper
1-year return gap
1.7 pts
IDYN is ahead
Larger fund
EFFI
$147M
Side by side
| EFFI | IDYN | |
|---|---|---|
| Fund | Harbor Osmosis International Resource Efficient ETF | iShares International Equity Factor Rotation Active ETF |
| Issuer | Harbor | iShares |
| Category | Developed ex-US | Tactical & Rotation |
| Expense ratio | 0.55% | 0.45% |
| Assets | $147M | $108M |
| Average daily dollar volume | $5K | $504K |
| Listed | Dec 11, 2024 | Aug 5, 2025 |
| FrenzyCap score | 37 | 55 |
| 1-month return | −3.2% | −2.5% |
| 3-month return | +2.5% | +0.5% |
| Year to date | +8.0% | +6.4% |
| 1-year return | +8.5% | +10.2% |
| 30-day volatility | 14.1% | 13.4% |
| Worst drawdown, 1 year | −10.5% | −12.7% |
| Trailing 12-month yield | 4.01% | 1.84% |
| Holdings | 72 | 188 |
| Top 10 weight | 32.5% | 20.9% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$2.2M thru Jul 2026 | −$31K thru Jul 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of Jul 31, 2026SEC filing | as of Jul 31, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
33% of EFFI · 24% of IDYN| Holding | EFFI | IDYN |
|---|---|---|
| AstraZeneca PLC | 2.07% | 2.36% |
| Banco Santander SA | 2.50% | 1.85% |
| ASML Holding NV | 1.34% | 3.88% |
| Anheuser-Busch InBev SA/NV | 1.73% | 1.15% |
| Societe Generale SA | 1.49% | 1.11% |
| Toyota Tsusho Corp | 3.25% | 0.99% |
| Barclays PLC | 2.13% | 0.97% |
| Roche Holding AG | 0.87% | 1.41% |
| QBE Insurance Group Ltd | 0.73% | 0.82% |
| L'Oreal SA | 3.34% | 0.63% |
| Banco Bilbao Vizcaya Argentaria SA | 0.62% | 1.22% |
| Banco BPM SpA | 0.68% | 0.59% |
| Recruit Holdings Co Ltd | 3.82% | 0.51% |
| Investor AB | 0.37% | 0.89% |
| UniCredit SpA | 2.54% | 0.32% |
| Vestas Wind Systems A/S | 2.23% | 0.28% |
| Vodafone Group PLC | 0.28% | 1.42% |
| RELX PLC | 0.21% | 0.90% |
| Lloyds Banking Group PLC | 0.22% | 0.20% |
| ABB Ltd | 0.18% | 1.22% |
| Orsted AS | 0.19% | 0.17% |
| Infineon Technologies AG | 0.15% | 0.59% |
| Nintendo Co Ltd | 1.13% | 0.14% |
| Banco Comercial Portugues SA | 0.25% | 0.13% |
| Diageo PLC | 0.41% | 0.13% |
Sector mix of the stock holdings
| Sector | EFFI | IDYN | Gap |
|---|---|---|---|
| Financials | 5.3% | 0.0% | +5.3% |
| Energy | 2.1% | 0.0% | +2.1% |
| Technology | 0.5% | 0.0% | +0.5% |
More: full overlap table · EFFI holdings · IDYN holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.