Data as of Oct 28, 2026.
IWM vs NUSC: Differences, Returns & Fees
Over the year to Oct 28, 2026, IWM returned +14.1% to NUSC's +12.2%; 20% of their weight is in the same names.
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askIQ about IWM and NUSCNet assets: $75.5bn on Oct 27, 2026 for iShares Russell 2000 ETF, and $1.3bn on Jul 31, 2026 for Nuveen ESG Small-Cap ETF.
Pair scorecard
IWM costs 0.12 points a year less; their one-year returns differ by 1.9 points.
| Measure | IWM | NUSC |
|---|---|---|
| Return | ||
| Total return, 1 year | +14.1% | +12.2% |
| Drawdown | ||
| Below its high | 7.6%, high on Aug 14, 2026 | 5.7%, high on Aug 14, 2026 |
| Benchmark | ||
| What it tracks | Russell 2000 Index | Nuveen ESG USA Small-Cap Index |
| Cost and size | ||
| Expense ratio | 0.19% | 0.31% |
| Net assets, IWM as of Oct 27, 2026 and NUSC as of Jul 31, 2026 | $75.5bn | $1.3bn |
| Holdings | ||
| Holdings in common | 20% | |
| Top ten holdings, share of the fund | 3.3% | 10.2% |
Holdings in common uses holdings dated Jul 31, 2026 and Oct 27, 2026. Method
Risk and return
Dec 23, 2016 to Oct 23, 2026 · 513 weekly returnsEach against its own benchmark: IWM against VTWO, Oct 1, 2010 to Oct 23, 2026; NUSC against MLRG, Dec 23, 2016 to Oct 23, 2026.
NUSC returned slightly more: +139.1% to +128.9%. NUSC swung slightly less: 21.6% to 22.7%. IWM and NUSC fell about the same at their worst: −40.2% and −40.5%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | IWM | NUSC | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +128.9% | +139.1% | NUSC (slight) | Price change plus distributions, reinvested. |
| Annualized | +8.8% | +9.2% | NUSC (slight) | Total return as a yearly rate. |
| Price return | +102.7% | +100.1% | IWM (slight) | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 22.7% | 21.6% | NUSC (slight) | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 15.9% | 15.1% | NUSC (slight) | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −40.2% | −40.5% | Tie | Deepest fall from a high to the low after it. |
| Upside capture | 101.0% | 93.6% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 100.5% | 103.0% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 1.01 | 1.07 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 1.00 | 0.77 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | 0.37 | 0.40 | NUSC (slight) | Return above Treasury bills per unit of volatility. |
| Sortino | 0.53 | 0.57 | NUSC (slight) | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.106 | 0.081 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.22 | 0.23 | NUSC (slight) | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | VTWO | MLRG | The ETF each fund is measured against. | |
| Alpha | −0.1% a year | −4.5% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | −0.36 | −1.33 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −0.6% to +0.4% | −11.0% to +2.1% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | −0.02 | −0.34 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 1.0% | 10.5% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 513 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, IWM and NUSC hold 20% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026 and Oct 27, 2026.
half
20% in common
Only in one fund ↓
Side by side
IWM and NUSC on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IWM and NUSC are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IWM follows Russell 2000 Index and NUSC follows Nuveen ESG USA Small-Cap Index.
- Holdings in common. 20% of the weight is in the same securities (holdings dated Oct 27, 2026 and Jul 31, 2026).
- Number of holdings. IWM holds 1,977 positions and NUSC holds 405.
Data as of Oct 28, 2026.
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IWM
IWM tracks the Russell 2000. Over the year to Oct 28, 2026 it returned +14.1% with distributions reinvested, against +14.3% for its benchmark, the Russell 2000 Index. The prospectus expense ratio is 0.19% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1,977 positions, with the top ten at 3.3%. It sat 7.6% below its high of Aug 14, 2026 on Oct 28, 2026.
NUSC
NUSC tracks an index. Over the year to Oct 28, 2026 it returned +12.2% with distributions reinvested, against +13.6% for its benchmark, the MSCI USA Index. The prospectus expense ratio is 0.31% a year. By its holdings filed for Jul 31, 2026, 6% of the fund by weight is stocks the S&P 500 also holds, across 405 positions, with the top ten at 10.2%. It sat 5.7% below its high of Aug 14, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, IWM or NUSC?
- In the year to Oct 28, 2026, with distributions reinvested, IWM returned +14.1% and NUSC +12.2%.
- Which is cheaper, IWM or NUSC?
- IWM is cheaper, by 0.12 percentage points a year. That is about $12 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, IWM against NUSC, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwm-vs-nusc
ETFIQ. (Oct 28, 2026). IWM against NUSC. Retrieved from https://etfiq.com/compare/any/iwm-vs-nusc
[IWM against NUSC (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/iwm-vs-nusc)
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