GDXJvsAUMIETF Comparison
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VanEck Junior Gold Miners ETF (GDXJ) and Themes Gold Miners ETF (AUMI) belong to the same industry segment: Uncategorized Equities. Both ETFs have the same top 1 sector exposures: Non-Energy Materials. GDXJ is more expensive with a Total Expense Ratio (TER) of 0.51%, versus 0.35% for AUMI. GDXJ is up 5.35% year-to-date (YTD) with -$997M in YTD flows. AUMI performs worse with 4.6% YTD performance, and -$130K in YTD flows. Run a side-by-side ETF comparison of GDXJ and AUMI 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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GDXJ vs AUMI performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/15/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | GDXJ AUMI | +0.27%+0.32% | +8.22%+10.95% | +5.35%+4.60% | +34.91%+30.38% | +256.31%n/a | +206.59%n/a |
| Flows | GDXJ AUMI | +$87M- | +$129M-$5M | -$997M-$130K | -$1.14B+$6M | -$2.60B- | -$2.46B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | GDXJ AUMI | +47.76%+43.25% | +51.38%+44.84% | +39.97%n/a | +38.11%n/a |
| Max drawdown | GDXJ AUMI | -19.58%-17.14% | -40.95%-40.02% | -40.95%n/a | -48.23%n/a |
| Max drawdown duration | GDXJ AUMI | 51d51d | 198d197d | 198dn/a | 890dn/a |
Trading data
GDXJ | AUMI | |
Last sale 9/16/2026 at 4:32 PM | $120.75 | $96.76 |
| Previous close 09/15/2026 | $120.31 | $96.48 |
| Consolidated volume 09/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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GDXJ | AUMI | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/16/2026 at 4:32 PM
Live
Closed
GDXJ | AUMI | |
|---|---|---|
| Last price | $120.75 | $96.76 |
| 1D performance | +0.37% | +0.29% |
| AuM | $8.89 B | $25.10 M |
| E/R | 0.51% | 0.35% |
Characteristics
GDXJ | AUMI | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | VanEck | Themes Management Company |
| Benchmark | MVIS Global Junior Gold Miners Index | Solactive Global Pure Gold Miners Index |
| N° of holdings | 108 | 31 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 10, 2009 | December 13, 2023 |
| ESG | No | No |
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Exposure
Countries
GDXJ
Canada
50.45%
Australia
18.61%
USA
12.33%
Other
18.61%
AUMI
Canada
55.72%
Australia
25.48%
Other
18.8%
Sectors
GDXJ
Non-Energy Materi.
100%
Other
-0%
AUMI
Non-Energy Materi.
100%
Other
0%
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Diversification
GDXJ
Total weight of top 15 holdings out of 15
51.92%
AUMI
Total weight of top 15 holdings out of 15
64.69%
Top 15 holdings
Data as of July 31, 2026
GDXJ
Equinox Gold Corp.
6.82%
Evolution Mining Ltd.
6.23%
Alamos Gold, Inc.
5.82%
Endeavour Mining Plc
5.22%
Coeur Mining, Inc.
4.83%
Industrias Peñoles SAB de CV
3.08%
Eldorado Gold Corp.
2.62%
Hecla Mining Co.
2.54%
First Majestic Silver Corp.
2.51%
IAMGOLD Corp.
2.40%
Harmony Gold Mining Co. Ltd.
2.18%
Lundin Gold, Inc.
2.13%
DPM Metals, Inc.
2.01%
OceanaGold Corp.
1.79%
G Mining Ventures Corp.
1.74%
AUMI
DPM Metals, Inc.
5.70%
Endeavour Mining Plc
5.07%
Anglogold Ashanti Plc
4.83%
Northern Star Resources Ltd.
4.66%
Agnico Eagle Mines Ltd.
4.48%
Kinross Gold Corp.
4.48%
IAMGOLD Corp.
4.36%
Lundin Gold, Inc.
4.19%
OceanaGold Corp.
4.16%
Alamos Gold, Inc.
4.10%
Gold Fields Ltd.
3.96%
G Mining Ventures Corp.
3.92%
Equinox Gold Corp.
3.79%
B2Gold Corp.
3.54%
Perseus Mining Ltd.
3.46%
Frequently asked questions about GDXJ and AUMI
How have the GDXJ and AUMI ETFs performed in 2026?
As of September 15, 2026, GDXJ is up 5.35% year-to-date (YTD), while AUMI has returned 4.6%. That puts GDXJ better performer ahead so far this year.
Which ETF is attracting more investor money: GDXJ or AUMI?
Year-to-date, the GDXJ ETF saw -$997M in flows, compared to -$130K for AUMI.
Which ETF is more volatile: GDXJ or AUMI?
Over the past year, GDXJ had a volatility of 51.38%, while AUMI experienced 44.84%.
Which ETF is bigger: GDXJ or AUMI?
As of September 15, 2026, GDXJ holds $8.89 B in assets under management (AUM), while AUMI manages $25.10 M.
What sectors do the GDXJ and AUMI ETFs invest in?
GDXJ leans toward sectors like Non-Energy Materials. Meanwhile, AUMI focuses on Non-Energy Materials.
What are the top holdings of the GDXJ ETF and AUMI ETF?
GDXJ top holdings include Equinox Gold Corp., Evolution Mining Ltd. and Alamos Gold, Inc.. AUMI holds in its top three: DPM Metals, Inc., Endeavour Mining Plc and Anglogold Ashanti Plc.
Which ETF is more diversified: GDXJ or AUMI?
GDXJ holds 108 securities with 51.92% of its assets in the top 15. AUMI has 31 securities and a top 15 weight of 64.69%.
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