NUMGvsIJKETF Comparison
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NuShares ESG Mid-Cap Growth ETF (NUMG) and iShares S&P Mid-Cap 400 Growth ETF (IJK) belong to the same industry segment: US Mid Cap Growth. Both ETFs have the same top 3 sector exposures: Technology, Industrials and Healthcare. NUMG is more expensive with a Total Expense Ratio (TER) of 0.31%, versus 0.16% for IJK. NUMG is down -10.34% year-to-date (YTD) with -$70M in YTD flows. IJK performs better with 8.38% YTD performance, and +$165M in YTD flows. Run a side-by-side ETF comparison of NUMG and IJK below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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NUMG vs IJK performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 11/05/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | NUMG IJK | -8.55%-6.81% | -11.03%-9.05% | -10.34%+8.38% | -11.40%+9.96% | +19.74%+50.42% | -16.56%+25.06% |
| Flows | NUMG IJK | -$30M+$121M | -$31M+$70M | -$70M+$165M | -$72M+$143M | -$120M-$559M | -$10M-$409M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | NUMG IJK | +22.44%+16.80% | +20.64%+18.28% | +20.59%+19.05% | +23.47%+20.88% |
| Max drawdown | NUMG IJK | -13.43%-12.00% | -19.58%-12.00% | -26.47%-25.48% | -38.67%-29.27% |
| Max drawdown duration | NUMG IJK | 84d80d | 302d80d | 697d379d | 1815d834d |
Trading data
NUMG | IJK | |
Last sale 11/6/2026 at 2:30 PM | $42.86 | $105.88 |
| Previous close 11/04/2026 | $42.83 | $104.55 |
| Consolidated volume 11/04/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 30, 2026
1-year trailing difference
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NUMG | IJK | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
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Main metrics
Last update 11/6/2026 at 2:30 PM
Live
Closed
NUMG | IJK | |
|---|---|---|
| Last price | $42.86 | $105.88 |
| 1D performance | +0.06% | +1.27% |
| AuM | $295.44 M | $10.04 B |
| E/R | 0.31% | 0.16% |
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Exposure
Countries
NUMG
USA
92.87%
Other
7.13%
IJK
USA
94.71%
Other
5.29%
Sectors
NUMG
Technology
28.84%
Industrials
20.87%
Healthcare
17.96%
Finance
11.09%
Other
21.23%
IJK
Technology
21.77%
Industrials
19.09%
Healthcare
15.65%
Finance
14.46%
Non-Energy Materi.
9.29%
Other
19.74%
Diversification
NUMG
Total weight of top 15 holdings out of 15
44.64%
IJK
Total weight of top 15 holdings out of 15
20.18%
Top 15 holdings
Data as of September 30, 2026
NUMG
Lumentum Holdings, Inc.
4.86%
Comfort Systems USA, Inc.
3.84%
Ciena Corp.
3.35%
Veeva Systems, Inc.
3.34%
Keysight Technologies, Inc.
3.29%
IDEXX Laboratories, Inc.
2.99%
Alnylam Pharmaceuticals, Inc.
2.74%
EMCOR Group, Inc.
2.72%
ResMed, Inc.
2.63%
Atlassian Corp.
2.57%
Credo Technology Group Holding Ltd.
2.54%
nVent Electric Plc
2.50%
W.W. Grainger, Inc.
2.46%
Ulta Beauty, Inc.
2.41%
Live Nation Entertainment, Inc.
2.39%
IJK
Twilio, Inc.
2.52%
Okta, Inc.
1.95%
TechnipFMC plc
1.50%
nVent Electric Plc
1.46%
ATI, Inc.
1.45%
United Therapeutics Corp.
1.31%
XPO, Inc.
1.16%
Tenet Healthcare Corp.
1.16%
Roku, Inc.
1.13%
Curtiss-Wright Corp.
1.13%
Royal Gold, Inc.
1.12%
MACOM Technology Solutions Holdings, Inc.
1.11%
Woodward, Inc.
1.09%
Carpenter Technology Corp.
1.08%
Coeur Mining, Inc.
1.02%
Frequently asked questions about NUMG and IJK
How have the NUMG and IJK ETFs performed in 2026?
As of November 5, 2026, NUMG is down -10.34% year-to-date (YTD), while IJK has returned 8.38%. That puts IJK better performer ahead so far this year.
Which ETF is attracting more investor money: NUMG or IJK?
Year-to-date, the NUMG ETF saw -$70M in flows, compared to +$165M for IJK.
Which ETF is more volatile: NUMG or IJK?
Over the past year, NUMG had a volatility of 20.64%, while IJK experienced 18.28%.
Which ETF is bigger: NUMG or IJK?
As of November 5, 2026, NUMG holds $295.44 M in assets under management (AUM), while IJK manages $10.04 B.
What sectors do the NUMG and IJK ETFs invest in?
NUMG leans toward sectors like Technology, Industrials and Healthcare. Meanwhile, IJK focuses on Technology, Industrials and Healthcare.
What are the top holdings of the NUMG ETF and IJK ETF?
NUMG top holdings include Lumentum Holdings, Inc., Comfort Systems USA, Inc. and Ciena Corp.. IJK holds in its top three: Twilio, Inc., Okta, Inc. and TechnipFMC plc.
Which ETF is more diversified: NUMG or IJK?
NUMG holds 45 securities with 44.64% of its assets in the top 15. IJK has 248 securities and a top 15 weight of 20.18%.
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