Compare/Updated Oct 26, 2026, refreshed every trading day
SGOV vs BOXX
iShares 0-3 Month Treasury Bond ETF against Alpha Architect 1-3 Month Box ETF: 4 years of returns, risk and today’s technical read, from Kavout’s own data.
BOXX did slightly better over the period: $1,000 invested on Dec 28, 2022 grew to $1,190, versus $1,185 for SGOV, for total returns of 19.0% and 18.5%, respectively. BOXX also led across each listed period, including 1-year returns of 4.1% versus 3.5% and 3-year returns of 14.6% versus 13.9%. The advantage was modest, with monthly leadership evenly split at 23 months each and a typical monthly gap of only 0.03 points. SGOV was the lower-risk, lower-cost option: 12-month volatility was 0.3% versus BOXX’s 0.4%, its worst drawdown was -0.3% versus -0.1%, and its expense ratio was 0.09% versus 0.24%. BOXX’s higher return came with greater volatility and fees, while SGOV offered lower costs and slightly steadier performance.
- Price is above its 200-day average ($99); 50-day at $100.
- RSI 72, overbought. Supertrend says buy. ADX 44, so the trend is strong.
- Price is above its 200-day average ($117); 50-day at $118.
- RSI 85, overbought. Supertrend says buy. ADX 31, so the trend is strong.
Head to head
Which has returned more, SGOV or BOXX?
SGOV beat BOXX in 23 of the last 46 months; BOXX won the other 23. The typical monthly gap was 0.03 points.
Total return by period
Which is riskier?
SGOV: Sep 29, 2026 to Oct 1, 2026; BOXX: Sep 21, 2023 to Sep 22, 2023
- 0.326
- correlation of daily moves, 4 years
- 0.24
- SGOV move per 1% in BOXX
- 0.243
- correlation, last 12 months
Month by month
Of the last 46 months. The typical gap was 0.03 points.
When did they diverge?
| Month | SGOV | BOXX | Gap |
|---|---|---|---|
| October 2026 | -0.0% | +0.3% | -0.33 pts |
| July 2026 | +0.3% | +0.5% | -0.19 pts |
| June 2026 | +0.3% | +0.2% | +0.12 pts |
| March 2026 | +0.3% | +0.4% | -0.10 pts |
Where the numbers come from. 959 daily adjusted closes per fund from the Kavout market-data API, dividends included. Signals and indicators are Kavout’s own, refreshed nightly. Every figure is calculated from those adjusted closes.
Holdings and fees
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