IBGKvsTDTTETF Comparison
VS
ETF 2
TDTT
Northern Trust iBoxx 3-Year Target Duration TIPS ETF
This fund is part of
Inflation-linked Bonds
+0.21%
iShares iBonds Dec 2054 Term Treasury ETF (IBGK) belongs to the US Government Bonds segment. Northern Trust iBoxx 3-Year Target Duration TIPS ETF (TDTT) is part of the Inflation-linked Bonds segment. IBGK's top 2 sector exposures are Sovereign and Non-Corporate. In contrast, TDTT's top sector exposures are Sovereign. IBGK is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.19% for TDTT. IBGK is down -4.88% year-to-date (YTD) with +$2M in YTD flows. TDTT performs better with 0.9% YTD performance, and +$91M in YTD flows. Run a side-by-side ETF comparison of IBGK and TDTT 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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IBGK vs TDTT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBGK TDTT | -0.66%-0.02% | -3.75%-0.61% | -4.88%+0.90% | -8.04%+0.82% | n/a+14.93% | n/a+12.25% |
| Flows | IBGK TDTT | -+$44M | -+$61M | +$2M+$91M | +$4M+$91M | -+$600M | -+$1.40B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBGK TDTT | +10.08%+2.00% | +8.98%+1.91% | n/a+2.53% | n/a+3.49% |
| Max drawdown | IBGK TDTT | -7.50%-1.76% | -12.06%-1.85% | n/a-1.85% | n/a-6.94% |
| Max drawdown duration | IBGK TDTT | 89d51d | 229d164d | n/a164d | n/a819d |
Trading data
IBGK | TDTT | |
Last sale 10/16/2026 at 1:30 PM | $21.64 | $23.44 |
| Previous close 10/15/2026 | $21.64 | $23.39 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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IBGK | TDTT | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
IBGK | TDTT | |
|---|---|---|
| Last price | $21.64 | $23.44 |
| 1D performance | +0.00% | +0.21% |
| AuM | $5.41 M | $2.55 B |
| E/R | 0.07% | 0.19% |
Characteristics
IBGK | TDTT | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | Northern Trust |
| Benchmark | ICE 2054 Maturity US Treasury Index Index | Markit iBoxx 3-Year Target Duration TIPS Index |
| N° of holdings | 5 | 21 |
| Asset class | - | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 11, 2024 | September 19, 2011 |
| ESG | No | No |
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Exposure
Countries
IBGK
USA
100.65%
Other
-0.65%
TDTT
USA
99.52%
Other
0.48%
Sectors
IBGK
Sovereign
99.57%
Other
0.43%
TDTT
Sovereign
99.52%
Other
0.48%
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Diversification
IBGK
Total weight of top 5 holdings out of 5
100.65%
TDTT
Total weight of top 15 holdings out of 15
87.34%
Top 15 holdings
Data as of August 31, 2026
IBGK
USA, Bonds 4.625% 15may2054, USD
25.69%
USA, Bonds 4.5% 15nov2054, USD
25.53%
USA, Bonds 4.25% 15feb2054, USD
24.22%
USA, Bonds 4.25% 15aug2054, USD
24.13%
BlackRock Cash Funds - Treasury
1.08%
TDTT
USA, TIPS 0.25% 15jul2029, USD (D-2029)
11.27%
USA, TIPS 1.625% 15oct2029, USD (AE-2029)
11.08%
USA, TIPS 0.875% 15jan2029, USD (A-2029)
10.58%
USA, TIPS 2.125% 15apr2029, USD (X-2029)
10.55%
USA, TIPS 3.875% 15apr2029, USD
9.31%
USA, TIPS 1.25% 15apr2031, USD (X-2031)
3.86%
USA, TIPS 1.125% 15oct2030, USD (AE-2030)
3.62%
USA, TIPS 1.625% 15apr2030, USD (X-2030)
3.58%
USA, TIPS 0.125% 15jul2031, USD (D-2031)
3.52%
USA, TIPS 0.5% 15jan2028, USD (A-2028)
3.45%
USA, TIPS 0.125% 15jul2030, USD (D-2030)
3.43%
USA, TIPS 0.125% 15jan2031, USD (A-2031)
3.41%
USA, TIPS 0.125% 15jan2030, USD (A-2030)
3.36%
USA, TIPS 0.75% 15jul2028, USD (D-2028)
3.20%
USA, TIPS 2.375% 15oct2028, USD (AE-2028)
3.10%
Frequently asked questions about IBGK and TDTT
How have the IBGK and TDTT ETFs performed in 2026?
As of October 16, 2026, IBGK is down -4.88% year-to-date (YTD), while TDTT has returned 0.9%. That puts TDTT better performer ahead so far this year.
Which ETF is attracting more investor money: IBGK or TDTT?
Year-to-date, the IBGK ETF saw +$2M in flows, compared to +$91M for TDTT.
Which ETF is more volatile: IBGK or TDTT?
Over the past year, IBGK had a volatility of 8.98%, while TDTT experienced 1.91%.
Which ETF is bigger: IBGK or TDTT?
As of October 16, 2026, IBGK holds $5.41 M in assets under management (AUM), while TDTT manages $2.55 B.
What sectors do the IBGK and TDTT ETFs invest in?
IBGK leans toward sectors like Sovereign. Meanwhile, TDTT focuses on Sovereign.
What are the top holdings of the IBGK ETF and TDTT ETF?
IBGK top holdings include USA, Bonds 4.625% 15may2054, USD, USA, Bonds 4.5% 15nov2054, USD and USA, Bonds 4.25% 15feb2054, USD. TDTT holds in its top three: USA, TIPS 0.25% 15jul2029, USD (D-2029), USA, TIPS 1.625% 15oct2029, USD (AE-2029) and USA, TIPS 0.875% 15jan2029, USD (A-2029).
Which ETF is more diversified: IBGK or TDTT?
IBGK has 5 securities. TDTT has 21 securities and a top 15 weight of 87.34%.
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