EFFI Performance — Harbor Osmosis International Resource Efficient ETF
Data updated: 2026-09-25
EFFI returned +9.50% year to date and +22.52% over one year to Jul 2026. Over one year the fund trailed its International Large Blend category average: $100 grew to $123, against $123 for the category. Volatility over the past 12 months was 13.69% a year. In the 12 months to Jul 2026 the fund lost a net $1.5M, and assets reached $154.78M.
EFFI Growth of $100
What $100 invested in Harbor Osmosis International Resource Efficient ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the International Large Blend category average over the same months.
| Period | EFFI | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $123 | $123 |
| Since data start (Jan 2025 – Jul 2026) | $145 | $143 |
EFFI Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +9.50% |
| 1 year | +22.52% |
EFFI Annual Returns
Calendar-year total returns of Harbor Osmosis International Resource Efficient ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +9.50% |
| 2025 | +32.86% |
EFFI Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +2.9% | +2.7% | −8.5% | +5.7% | +4.2% | −1.7% | +4.6% | — | — | — | — | — |
| 2025 | +4.1% | +2.8% | −1.5% | +6.3% | +4.2% | +3.6% | −1.8% | +5.6% | −0.7% | +2.4% | +1.5% | +2.7% |
EFFI Risk
Risk measures from monthly returns over Aug 2025 – Jul 2026.
- 1-year volatility (annualised): 13.69%
- Best month: +5.65% (Apr 2026)
- Worst month: −8.54% (Mar 2026)
EFFI Fund Flows
Monthly money in and out of Harbor Osmosis International Resource Efficient ETF, from SEC Form N-PORT.
- 12-month net flow: −$1.5M
- 12-month gross sales (incl. reinvestments): $60.8M
- Sales ÷ redemptions: 0.98×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $5.2M | $0 | $5.2M |
| Jun 2026 | $0 | $3.2M | −$3.2M |
| May 2026 | $3.2M | $7.4M | −$4.2M |
| Apr 2026 | $7.3M | $0 | $7.3M |
| Mar 2026 | $2.3M | $17.9M | −$15.5M |
| Feb 2026 | $17.8M | $9.9M | $7.8M |
| Jan 2026 | $10.1M | $0 | $10.1M |
| Dec 2025 | $0 | $0 | $0 |
| Nov 2025 | $0 | $0 | $0 |
| Oct 2025 | $3.0M | $3.0M | −$1K |
| Sep 2025 | $0 | $10.7M | −$10.7M |
| Aug 2025 | $11.8M | $10.1M | $1.7M |
EFFI Assets Under Management
Net assets of Harbor Osmosis International Resource Efficient ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $154.78M |
| 2026-04-30 | $146.83M |
| 2026-01-31 | $147.96M |
| 2025-10-31 | $134.38M |
| 2025-07-31 | $134.13M |
| 2025-04-30 | $123.30M |
| 2025-01-31 | $109.10M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.