Data as of Oct 28, 2026.
BAI vs GDX: Holdings Overlap & Returns
Over the year to Oct 28, 2026, BAI returned +19.6% to GDX's +19.0%; 0% of their weight is in the same names.
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Net assets: $13.6bn on Oct 28, 2026 for iShares A.I. Innovation and Tech Active ETF, and $25.6bn on Oct 27, 2026 for VanEck Gold Miners ETF.
55% of BAI's weight is in S&P 500 companies and 45% is outside the index. Holdings as of Oct 27, 2026.
12% of GDX's weight is in S&P 500 companies and 88% is outside the index. Holdings as of Oct 22, 2026.
Pair scorecard
GDX costs 0.04 points a year less; their one-year returns differ by 0.6 points; GDX is 1.9 times larger.
Points (pts) are percentage points.
| Measure | BAI | GDX |
|---|---|---|
| Return | ||
| Total return, 1 year | +19.6% | +19.0% |
| Drawdown | ||
| Below its all-time high | 19.6%, high on Jun 22, 2026 | 27.5%, high on Feb 27, 2026 |
| Against its benchmark | ||
| What it tracks | Artificial intelligence | Gold miners |
| Its benchmark, total return, 1 year | +47.8% | +13.4% |
| Against its benchmark, 1 year | behind by 28.2 pts | ahead by 5.6 pts |
| Cost and size | ||
| Expense ratio | 0.55% | 0.51% |
| Net assets, as of Oct 27, 2026 | $13.2bn | $25.6bn |
| Holdings | ||
| Holdings in common | 0% | |
| Top ten holdings, share of the fund | 42% | 60% |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Nov 1, 2024 to Oct 23, 2026 · 103 weekly returnsEach against its own benchmark: BAI against ARTY, Nov 1, 2024 to Oct 23, 2026; GDX against ACWI, Apr 4, 2008 to Oct 23, 2026.
GDX returned more: +105.0% to +67.0%. BAI swung less: 34.4% to 45.4%. BAI fell less at its worst: −33.3% to −38.4%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | BAI | GDX | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +67.0% | +105.0% | GDX | Price change plus distributions, reinvested. |
| Annualized | +29.5% | +43.7% | GDX | Total return as a yearly rate. |
| Price return | +64.0% | +101.3% | GDX | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 34.4% | 45.4% | BAI | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 23.4% | 28.1% | BAI | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −33.3% | −38.4% | BAI | Deepest fall from a high to the low after it. |
| Upside capture | 91.9% | 50.2% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 102.9% | 74.9% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 0.98 | 0.76 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 0.89 | 0.13 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | 0.81 | 0.93 | GDX | Return above Treasury bills per unit of volatility. |
| Sortino | 1.19 | 1.51 | GDX | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.283 | 0.127 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.89 | 1.14 | GDX | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | ARTY | ACWI | The ETF each fund is measured against. | |
| Alpha | −9.4% a year | +3.4% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | −1.15 | 0.41 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −25.5% to +6.8% | −13.0% to +19.9% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | −0.88 | 0.04 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 11.3% | 36.4% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 103 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, BAI and GDX hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Window by window
| Total return | vs its benchmark | |||
|---|---|---|---|---|
| Window | BAI | GDX | BAI | GDX |
| 3 months | +16.3% | +14.1% | −5.1 pts vs ARTY | +9.7 pts vs ACWI |
| 6 months | +5.1% | −2.6% | −17.8 pts vs ARTY | −10.0 pts vs ACWI |
| 1 year | +19.6% | +19.0% | −28.2 pts vs ARTY | +5.6 pts vs ACWI |
| 3 years | – | +197.7% | – | +108.8 pts vs ACWI |
| Since launchNot the same days: BAI Oct 2024 · GDX May 2006 | +77.2% | +173.0% | −33.5 pts vs ARTY | not measured |
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Side by side
As of Oct 28, 2026. Source: ETFIQ.
0% of the two portfolios are the same securities at the same weight.
BAI and GDX are built for the same job. How do they differ in cost, holdings and results?
- Theme. BAI covers Artificial intelligence and GDX covers Gold miners.
- Concentration. The top ten holdings are 42.5% of BAI and 60.1% of GDX, a gap of 17.6 points.
- What each follows. BAI follows Artificial intelligence and GDX follows Gold miners.
Data as of Oct 28, 2026.
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BAI
By weight, 55% of BAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 76%. The top ten holdings are 42% of the fund across 49 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +19.6% with distributions reinvested against +47.8% for its benchmark, the Morningstar Global Artificial Intelligence Select Index, so a holder was behind by 28.2 pts. It sits 19.6% below its all-time high of Jun 22, 2026.
GDX
By weight, 12% of GDX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 60% of the fund across 59 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +19.0% with distributions reinvested against +13.4% for its benchmark, the MSCI ACWI Index, so a holder was ahead by 5.6 pts. It sits 27.5% below its all-time high of Feb 27, 2026.
Questions people ask
- Do BAI and GDX hold the same stocks?
- By their latest filings, 0% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.
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.
Every number is an ETFIQ calculation with distributions reinvested.
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ETFIQ, BAI against GDX, data as of Oct 28, 2026. https://etfiq.com/compare/themes/bai-vs-gdx
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