NBOSvsTLTETF Comparison
VS
Neuberger Berman Option Strategy ETF (NBOS) belongs to the Options Strategies segment. iShares 20+ Year Treasury Bond ETF (TLT) is part of the US Government Bonds segment. NBOS's top 1 sector exposures are Sovereign. In contrast, TLT's top sector exposures are Sovereign and Non-Corporate. NBOS is more expensive with a Total Expense Ratio (TER) of 0.59%, versus 0.15% for TLT. NBOS is up 9.97% year-to-date (YTD) with +$57M in YTD flows. TLT performs worse with -2.87% YTD performance, and +$1.87B in YTD flows. Run a side-by-side ETF comparison of NBOS and TLT 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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NBOS vs TLT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/09/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | NBOS TLT | +0.28%+0.59% | +4.64%-1.75% | +9.97%-2.87% | +15.73%-4.17% | n/a-1.07% | n/a-33.71% |
| Flows | NBOS TLT | +$9M+$6.59B | +$63M+$7.75B | +$57M+$1.87B | +$66M+$1.45B | -+$13.43B | -+$46.98B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | NBOS TLT | +7.78%+9.59% | +7.71%+9.04% | n/a+13.29% | n/a+15.48% |
| Max drawdown | NBOS TLT | -1.55%-6.21% | -4.61%-8.29% | n/a-14.78% | n/a-43.68% |
| Max drawdown duration | NBOS TLT | 14d71d | 47d191d | n/a722d | n/a1738d |
Trading data
NBOS | TLT | |
Last sale 9/9/2026 at 7:59 PM | $28.45 | $80.99 |
| Previous close 09/09/2026 | $28.53 | $81.73 |
| Consolidated volume 09/09/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 10, 2026
1-year trailing difference
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NBOS
is actively managed and doesn’t replicate an indexNBOS | TLT | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/9/2026 at 7:59 PM
Live
Closed
NBOS | TLT | |
|---|---|---|
| Last price | $28.45 | $80.99 |
| 1D performance | -0.28% | -0.91% |
| AuM | $533.11 M | $46.86 B |
| E/R | 0.59% | 0.15% |
Characteristics
NBOS | TLT | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Neuberger Berman | iShares |
| Benchmark | - | ICE U.S. Treasury 20+ Year Bond Index |
| N° of holdings | 8 | 47 |
| Asset class | - | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 29, 2024 | July 22, 2002 |
| ESG | No | No |
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Exposure
Countries
NBOS
USA
84.57%
Other
15.43%
TLT
USA
100%
Other
0%
Sectors
NBOS
Sovereign
84.57%
Other
15.43%
TLT
Sovereign
100%
Other
0%
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Diversification
NBOS
Total weight of top 8 holdings out of 8
84.57%
TLT
Total weight of top 15 holdings out of 15
59.52%
Top 15 holdings
Data as of July 31, 2026
NBOS
USA, Notes 4.625% 15sep2026, USD (AS-2026)
12.69%
USA, Notes 4.375% 15dec2026, USD (AV-2026)
12.35%
USA, Notes 4.25% 15mar2027, USD (AL-2027)
11.31%
USA, Notes 4% 15dec2027, USD (AV-2027)
11.03%
USA, Notes 3.875% 15mar2028, USD (AL-2028)
10.98%
USA, Notes 3.375% 15sep2027, USD (AS-2027)
10.82%
USA, Notes 4.625% 15jun2027, USD (AP-2027)
10.51%
USA, Notes 3.875% 15jun2028, USD (AP-2028)
4.87%
TLT
USA, Bonds 4.125% 15aug2053, USD
4.68%
USA, Bonds 4.75% 15nov2053, USD
4.55%
USA, Bonds 4.75% 15may2055, USD
4.51%
USA, Bonds 4.625% 15may2054, USD
4.45%
USA, Bonds 4.25% 15feb2054, USD
4.13%
USA, Bonds 4.75% 15feb2056, USD
4.04%
USA, Bonds 4.25% 15aug2054, USD
4.03%
USA, Bonds 3.625% 15may2053, USD
3.90%
USA, Bonds 4.625% 15feb2055, USD
3.89%
USA, Bonds 2% 15aug2051, USD
3.80%
USA, Bonds 4.5% 15nov2054, USD
3.79%
USA, Bonds 1.875% 15nov2051, USD
3.79%
USA, Bonds 4% 15nov2052, USD
3.66%
USA, Bonds 4.625% 15nov2055, USD
3.25%
USA, Bonds 3.625% 15feb2053, USD
3.04%
Frequently asked questions about NBOS and TLT
How have the NBOS and TLT ETFs performed in 2026?
As of September 9, 2026, NBOS is up 9.97% year-to-date (YTD), while TLT has lost -2.87%. That puts NBOS better performer ahead so far this year.
Which ETF is attracting more investor money: NBOS or TLT?
Year-to-date, the NBOS ETF saw +$57M in flows, compared to +$1.87B for TLT.
Which ETF is more volatile: NBOS or TLT?
Over the past year, NBOS had a volatility of 7.71%, while TLT experienced 9.04%.
Which ETF is bigger: NBOS or TLT?
As of September 9, 2026, NBOS holds $533.11 M in assets under management (AUM), while TLT manages $46.86 B.
What sectors do the NBOS and TLT ETFs invest in?
NBOS leans toward sectors like Sovereign. Meanwhile, TLT focuses on Sovereign.
What are the top holdings of the NBOS ETF and TLT ETF?
NBOS top holdings include USA, Notes 4.625% 15sep2026, USD (AS-2026), USA, Notes 4.375% 15dec2026, USD (AV-2026) and USA, Notes 4.25% 15mar2027, USD (AL-2027). TLT holds in its top three: USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and USA, Bonds 4.75% 15may2055, USD.
Which ETF is more diversified: NBOS or TLT?
NBOS has 8 securities. TLT has 47 securities and a top 15 weight of 59.52%.
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