Data as of Oct 28, 2026.
FSIG vs VSDB: Differences, Returns & Fees
FSIG's duration was 2.9 years on Jul 31, 2026 and VSDB's 2.5 on Jun 30, 2026; VSDB charges 0.15% to FSIG's 0.44%.
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Net assets: $1.5bn on Oct 27, 2026 for First Trust Limited Duration Investment Grade Corporate ETF, and $1.0bn on Sep 30, 2026 for Vanguard Short Duration Bond ETF.
Pair scorecard
VSDB costs 0.29 points a year less; their one-year returns differ by 0.9 points.
| Measure | FSIG | VSDB |
|---|---|---|
| Return | ||
| Total return, 1 year | +0.8% | +1.7% |
| Benchmark | ||
| What it tracks | No index, actively managed | No index, actively managed |
| Cost and size | ||
| Expense ratio | 0.44% | 0.15% |
| Net assets, FSIG as of Oct 27, 2026 and VSDB as of Sep 30, 2026 | $1.5bn | $1.0bn |
| Holdings | ||
| Holdings in common | 3% | |
Holdings in common uses holdings dated Jun 30, 2026 and Jul 31, 2026. Method
Risk and return
Apr 11, 2025 to Oct 23, 2026 · 80 weekly returns · each against AGGVSDB returned more: +7.1% to +6.2%. VSDB swung less: 1.8% to 2.1%. VSDB fell less at its worst: −1.4% to −1.6%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | FSIG | VSDB | AGG | Edge | How it is measured |
|---|---|---|---|---|---|
| Return | |||||
| Total return | +6.2% | +7.1% | VSDB | Price change plus distributions, reinvested. | |
| Annualized | +4.0% | +4.5% | VSDB | Total return as a yearly rate. | |
| Price return | −1.4% | +0.5% | VSDB | Price change alone, distributions left out. | |
| Risk | |||||
| Volatility | 2.1% | 1.8% | VSDB | Spread of weekly returns, annualized. Lower is steadier. | |
| Downside deviation | 1.5% | 1.3% | VSDB | Like volatility, counting only weeks below the Treasury bill rate. | |
| Max drawdown | −1.6% | −1.4% | VSDB | Deepest fall from a high to the low after it. | |
| Upside capture | 55.6% | 50.5% | 100.0% | FSIG (slight) | Share of its benchmark's rise caught in the weeks it rose. |
| Downside capture | 39.6% | 27.1% | 100.0% | VSDB | Share of its benchmark's fall taken in the weeks it fell. Lower is better. |
| Beta | 0.50 | 0.43 | 1.00 | VSDB lower | How far it moves for each 1% its benchmark moves. |
| R squared | 0.76 | 0.76 | 1.00 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | |||||
| Sharpe | 0.00 | 0.29 | VSDB | Return above Treasury bills per unit of volatility. | |
| Sortino | −0.01 | 0.40 | VSDB | Return above Treasury bills per unit of downside deviation. | |
| Treynor | 0.000 | 0.012 | −0.007 | VSDB | Return above Treasury bills per unit of beta. |
| Calmar | 2.45 | 3.19 | VSDB | Annualized return divided by the max drawdown. | |
| Against the benchmark | |||||
| Benchmark | AGG | AGG | AGG | The ETF each fund is measured against. | |
| Alpha | +0.3% a year | +0.8% a year | 0.0% | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | 0.41 | 1.16 | Not an edge | How sure the alpha is. Below 2, it could be chance. | |
| Alpha range | −1.3% to +2.0% | −0.6% to +2.2% | Both include zero | The 95% range for the yearly alpha. | |
| Information ratio | 0.33 | 0.54 | VSDB | Return against its benchmark per unit of tracking error. | |
| Tracking error | 2.1% | 2.3% | 0.0% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 80 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, FSIG and VSDB hold 3% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Jul 31, 2026.
half
3% in common
Only in one fund ↓
Side by side
FSIG and VSDB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
FSIG and VSDB are built for the same job. How do they differ in cost, holdings and results?
- Holdings in common. 3% of the weight is in the same securities (holdings dated Jul 31, 2026 and Jun 30, 2026).
- Number of holdings. FSIG holds 324 positions and VSDB holds 1525.
- Cost. FSIG charges 0.44% of assets a year and VSDB 0.15%, a gap of 0.29 points.
Data as of Oct 28, 2026.
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FSIG
FSIG is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +0.8% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg US Aggregate Bond Index. The prospectus expense ratio is 0.44% a year.
VSDB
VSDB is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +1.7% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.15% a year.
Questions people ask
- Which returned more over the last year, FSIG or VSDB?
- In the year to Oct 28, 2026, with distributions reinvested, FSIG returned +0.8% and VSDB +1.7%.
- Which is cheaper, FSIG or VSDB?
- VSDB is cheaper, by 0.29 percentage points a year. That is about $29 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, FSIG against VSDB, data as of Oct 28, 2026. https://etfiq.com/compare/any/fsig-vs-vsdb
ETFIQ. (Oct 28, 2026). FSIG against VSDB. Retrieved from https://etfiq.com/compare/any/fsig-vs-vsdb
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