Data as of .
NVBU vs NVBW: which one stands where?
As of Sep 21, 2026 NVBW can fall 9.2% before its buffer engages and NVBU 9.1%.
ETFIQ Downside Cover Score: NVBU scores higher
If the market falls into a bear market from here, how much does the buffer absorb?
A percentile among the 293 buffer ETFs with a live outcome period. It is a position in a set, not a rating, and neither end of it is a recommendation. All buffer ETFs ranked by it · How it is computed
Both are AllianzIM funds, so the difference between them is the terms rather than the house.
Where each one stands today
NVBU resets first, on Oct 31, 2026, 40 days from now; NVBW runs to Oct 31, 2026, 40 days. A fall from here reaches NVBU’s buffer after 9.1% and NVBW’s after 9.2%. Both track SPY, so what separates them is where each is in its own period.
Every figure is ETFIQ’s own, from the issuer’s published outcome-period terms. A buffer ETF holds FLEX options on its reference index rather than shares, so there is no holdings overlap between two of them to report.
Performance, window by window
| Window | Total return | Gap to the reference | ||
|---|---|---|---|---|
| NVBU | NVBW | NVBU | NVBW | |
| 3 months | +0.7% | +2.5% | −1.6 pts | +0.3 pts |
| 6 months | +10.6% | +9.8% | −7.4 pts | −8.2 pts |
| 1 year | +10.6% | +9.8% | −6.0 pts | −6.7 pts |
| 3 years | not published | +29.1% | not published | −49.3 pts |
| NVBU AllianzIM U.S. Equity Buffer15 Uncapped ETF - Nov Absorbs the first 15% of loss on SPY and does not cap the gain, over a period ending Oct 31, 2026 | NVBW AllianzIM U.S. Equity Buffer20 ETF - Nov Absorbs the first 20% of loss on SPY and caps the gain at 11.4%, over a period ending Oct 31, 2026 | |
|---|---|---|
| Issuer | AllianzIM | AllianzIM |
| Reference index | SPY | SPY |
| Buffer | 15% | 20% |
| Outcome period | Nov 1, 2025 to Oct 31, 2026 | Nov 1, 2025 to Oct 31, 2026 |
| Days left | 40 | 40 |
| Starting cap | uncapped | +11.4% |
| Can still gain | uncapped | 1.3% |
| Fall before buffer | 9.1% | 9.2% |
| Protection left, index points | 15.0% of 15.0% | 20.0% of 20.0% |
| Index return this period | +13.5% | +13.5% |
| Fund return this period | +9.1% | +9.2% |
| State today | Uncapped | At cap |
| Expense ratio | 0.74% | 0.74% |
| Net assets | $34m | $97m |
NVBU in plain words
This fund has no cap. It takes a share of any further rise in SPY. The fund's price can fall 9.1% from here before the buffer starts absorbing losses, by the issuer's figure. In index terms, SPY can fall 11.9% from today's level to the point where the buffer begins. Protection left, in index points: 15.0% of the 15.0% buffer still sits below today's SPY level. 40 days remained on Sep 21, 2026. On Oct 31, 2026 the period ends and a new cap is set.
NVBW in plain words
SPY had already risen past this fund's cap of +11.4% for the period on Sep 21, 2026, so in index terms there is no more upside to collect. The fund's own price can still drift up to about 1.3% as the period runs out. The fund's price can fall 9.2% from here before the buffer starts absorbing losses, by the issuer's figure. Protection left, in index points: 20.0% of the 20.0% buffer still sits below today's SPY level.
Questions people ask
- Which resets first, NVBU or NVBW?
- NVBU ends its outcome period on Oct 31, 2026 and NVBW on Oct 31, 2026. A new cap is set the day after each.
- Which is cheaper, NVBU or NVBW?
- NVBU charges 0.74% a year and NVBW charges 0.74%, so NVBU is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, NVBU against NVBW, data as of Sep 21, 2026. https://etfiq.com/compare/buffer/nvbu-vs-nvbw Free to use with attribution; the underlying files are at Open data.