GDOCvsIBBETF Comparison
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Goldman Sachs Future Health Care Equity ETF (GDOC) belongs to the Healthcare Technology segment. iShares Biotechnology ETF (IBB) is part of the US Health Care segment. GDOC's top 1 sector exposures are Healthcare. In contrast, IBB's top sector exposures are Healthcare, Non-Corporate and Non-Energy Materials. GDOC is more expensive with a Total Expense Ratio (TER) of 0.75%, versus 0.44% for IBB. GDOC is up 4.53% year-to-date (YTD) with -$2M in YTD flows. IBB performs better with 22.86% YTD performance, and +$423M in YTD flows. Run a side-by-side ETF comparison of GDOC and IBB 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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GDOC vs IBB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/17/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | GDOC IBB | -0.05%+2.65% | +11.63%+19.42% | +4.53%+22.86% | +15.38%+47.21% | +20.08%+66.86% | n/a+20.98% |
| Flows | GDOC IBB | -+$249M | -$3M+$748M | -$2M+$423M | -$3M+$1.82B | -$86M-$523M | --$1.15B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | GDOC IBB | +15.48%+24.44% | +15.28%+21.82% | +14.98%+21.11% | n/a+22.49% |
| Max drawdown | GDOC IBB | -6.08%-6.84% | -15.39%-9.61% | -22.18%-24.82% | n/a-38.96% |
| Max drawdown duration | GDOC IBB | 29d29d | 221d151d | 449d377d | n/a1523d |
Trading data
GDOC | IBB | |
Last sale 9/17/2026 at 1:30 PM | $37.25 | $204.61 |
| Previous close 09/17/2026 | $36.84 | $207.07 |
| Consolidated volume 09/17/2026 | ||
| 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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GDOC
is actively managed and doesn’t replicate an indexGDOC | IBB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/17/2026 at 1:30 PM
Live
Closed
GDOC | IBB | |
|---|---|---|
| Last price | $37.25 | $204.61 |
| 1D performance | +1.12% | -1.19% |
| AuM | $19.55 M | $10.62 B |
| E/R | 0.75% | 0.44% |
Characteristics
GDOC | IBB | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Goldman Sachs | iShares |
| Benchmark | - | ICE Biotechnology Index |
| N° of holdings | 38 | 240 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | November 11, 2021 | February 5, 2001 |
| ESG | No | No |
Exposure
Countries
GDOC
USA
79.52%
Other
20.48%
IBB
USA
86.04%
Other
13.96%
Sectors
GDOC
Healthcare
97.92%
Other
2.08%
IBB
Healthcare
99.83%
Other
0.17%
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Diversification
GDOC
Total weight of top 15 holdings out of 15
71.18%
IBB
Total weight of top 15 holdings out of 15
54.48%
Top 15 holdings
Data as of July 31, 2026
GDOC
Eli Lilly & Co.
13.11%
Johnson & Johnson
8.63%
Merck & Co., Inc.
6.83%
UnitedHealth Group, Inc.
6.44%
Guardant Health, Inc.
4.41%
argenx SE
3.71%
AstraZeneca PLC
3.59%
Edwards Lifesciences Corp.
3.30%
Thermo Fisher Scientific, Inc.
3.30%
Agilent Technologies, Inc.
3.28%
DexCom, Inc.
3.23%
Apogee Therapeutics, Inc.
3.00%
Intuitive Surgical, Inc.
2.88%
Lonza Group AG
2.79%
Cencora, Inc.
2.67%
IBB
Amgen, Inc.
8.42%
Vertex Pharmaceuticals, Inc.
7.87%
Gilead Sciences, Inc.
7.14%
Regeneron Pharmaceuticals, Inc.
5.84%
argenx SE
3.55%
Natera, Inc.
2.88%
Revolution Medicines, Inc.
2.87%
Illumina, Inc.
2.42%
Biogen, Inc.
2.38%
Alnylam Pharmaceuticals, Inc.
2.14%
BeOne Medicines Ltd.
2.01%
Incyte Corp.
1.91%
Insmed, Inc.
1.71%
United Therapeutics Corp.
1.69%
Moderna, Inc.
1.65%
Frequently asked questions about GDOC and IBB
How have the GDOC and IBB ETFs performed in 2026?
As of September 17, 2026, GDOC is up 4.53% year-to-date (YTD), while IBB has returned 22.86%. That puts IBB better performer ahead so far this year.
Which ETF is attracting more investor money: GDOC or IBB?
Year-to-date, the GDOC ETF saw -$2M in flows, compared to +$423M for IBB.
Which ETF is more volatile: GDOC or IBB?
Over the past year, GDOC had a volatility of 15.28%, while IBB experienced 21.82%.
Which ETF is bigger: GDOC or IBB?
As of September 17, 2026, GDOC holds $19.55 M in assets under management (AUM), while IBB manages $10.62 B.
What sectors do the GDOC and IBB ETFs invest in?
GDOC leans toward sectors like Healthcare. Meanwhile, IBB focuses on Healthcare.
What are the top holdings of the GDOC ETF and IBB ETF?
GDOC top holdings include Eli Lilly & Co., Johnson & Johnson and Merck & Co., Inc.. IBB holds in its top three: Amgen, Inc., Vertex Pharmaceuticals, Inc. and Gilead Sciences, Inc..
Which ETF is more diversified: GDOC or IBB?
GDOC holds 38 securities with 71.18% of its assets in the top 15. IBB has 241 securities and a top 15 weight of 54.48%.
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