Harbor Active Small Cap ETF (SMLL) Performance
SMLL total return
Distributions reinvested · as of Oct 23, 2026- YTD
- +9.0% since Dec 31, 2025
- 1 year
- +3.8% total return
- Since first price
- +12.3% since 2024
SMLL trailing returns vs SPY, QQQ, AGG
| Period | SMLL total return | Price only | S&P 500 (SPY) | Nasdaq-100 (QQQ) | U.S. bonds (AGG) |
|---|---|---|---|---|---|
| 1 month | +6.8% | +6.8% | −1.0% | −5.0% | +0.9% |
| 3 months | +4.3% | +4.3% | +3.2% | +1.9% | −0.4% |
| 6 months | +6.0% | +6.0% | +7.8% | +8.4% | −1.5% |
| YTD | +9.0% | +9.0% | +12.3% | +15.1% | −1.0% |
| 1 year | +3.8% | +2.2% | +14.4% | +15.9% | −1.1% |
| Since inceptionAug 29, 2024 | +12.3% | +9.9% | — | — | — |
Total return from adjusted closes (distributions reinvested, before tax). Periods of 3 years or more are also shown annualized. Price only excludes distributions.
Growth of $10,000: SMLL vs SPY
From Aug 29, 2024: SMLL grew to $11,225, SPY to $13,968.
Year-end values with distributions reinvested, no taxes or trading costs. Start: first common trading day of both funds.
SMLL returns by calendar year
0 of 1 full years positive. Best 2025 (−7.0%), worst 2025 (−7.0%). 2026 is year to date.
SMLL annual returns table
| Year | SMLL | Largest drop | SPY | QQQ | AGG |
|---|---|---|---|---|---|
| 2026YTD | +9.0% | −12.1% | +12.3% | +15.1% | −1.0% |
| 2025 | −7.0% | −23.6% | +17.7% | +20.8% | +7.2% |
Largest drop = deepest fall from a high within that calendar year.
Calendar-year return vs largest drop within the year
Most years include a sizable fall at some point even when the year ends higher.
SMLL largest drawdowns
Now 6.0% below the high| Peak | Decline | Bottom | Recovered | Fall | Underwater |
|---|---|---|---|---|---|
| Feb 18, 2025 | −23.6% | Apr 8, 2025 | not yet | 49 days | 1.7 years so far |
Declines from a closing high (distributions reinvested) of 10% or more. Underwater = time from the peak until the old high was regained.
SMLL risk statistics
| Statistic | Since 2024 |
|---|---|
| Annualized return | +1.4% |
| Volatility (annualized) | 17.8% |
| Sharpe ratio | -0.06 |
| Sortino ratio | -0.09 |
| Best month | +14.0% |
| Worst month | −8.5% |
| Best 12 months | +12.2% |
| Worst 12 months | −11.8% |
| Positive months | 52% |
| Beta vs S&P 500 | — |
| Correlation with S&P 500 | — |
From monthly total returns. Sharpe and Sortino use 1–3 month T-bills (BIL) as the risk-free rate, so they need history from 2007 on.
SMLL rolling returns
| Holding period | Periods | Worst | Median | Best | Positive |
|---|---|---|---|---|---|
| 1-year | 15 | −11.8% | +0.1% | +12.2% | 53% |
Every holding period starting at a month-end since 2024. Returns for 3 years and longer are annualized.
SMLL performance overview
Harbor Active Small Cap ETF (SMLL) returned +3.8% over the past year, with distributions reinvested. Since its first recorded price on Aug 29, 2024 it has returned +12.3%. Over the same year S&P 500 (SPY) returned +14.4%.
The deepest decline was −23.6%, from Feb 18, 2025 to Apr 8, 2025; the fund has not yet regained that high. Volatility has been 17.8% a year.
Related: SMLL chart, SMLL holdings, SMLL dividends, SMLL valuation. See the SMLL overview for the latest quote and fund facts.
SMLL performance FAQ
What is the SMLL return over the past year?
SMLL returned +3.8% over the 12 months to October 23, 2026, including reinvested distributions. On price alone it rose 2.2%.
How much would $10,000 invested in SMLL be worth?
$10,000 invested in SMLL at its first recorded close on August 29, 2024 would be worth about $11,225 on October 23, 2026 with distributions reinvested.
What is the biggest drawdown of SMLL?
The largest peak-to-trough decline was −23.6% between February 18, 2025 and April 8, 2025. It has not yet recovered to that high; it is 6.0% below its peak.
How volatile is SMLL?
Over the past history SMLL had an annualized volatility of 17.8% and a Sharpe ratio of -0.06 (excess return over 1–3 month T-bills per unit of risk).