# RSBA (Return Stacked Bonds & Merger Arbitrage ETF)

Return Stacked · Alternatives ETFs · data as of Sep 18, 2026

In the S&P 500’s down weeks over the year to Sep 18, 2026, RSBA fell 14% as much as the index.

## Key facts

- RSBA, correlation with the S&P 500: +0.34, as of Sep 18, 2026.
- RSBA, beta to the S&P 500: +0.11, as of Sep 18, 2026.
- RSBA, down-week capture: 13.6%, as of Sep 18, 2026.
- RSBA, against T-bills, 52 weeks: −6.2 pts, as of Sep 18, 2026.
- RSBA, net assets: $53m (SEC N-PORT, whole fund, as filed for Apr 30, 2026).
- RSBA, expense ratio: 1.01% (485BPOS XBRL, Apr 27, 2026).

## RSBA over each window to Sep 18, 2026

| Window | The fund | S&P 500 | Difference, percentage points |
| --- | --- | --- | --- |
| 3 months | −3.8% | +2.3% | −6.1 pts |
| 6 months | −2.3% | +18.0% | −20.3 pts |
| 1 year | −2.6% | +16.6% | −19.2 pts |
| Since it listed | +3.9% | +32.9% | −29.1 pts |

## Every published field

| Field | Value | Source |
| --- | --- | --- |
| Issuer | Return Stacked | ETFIQ |
| Strategy | Event driven | ETFIQ, from its prospectus |
| Expense ratio | 1.01% | 485BPOS XBRL, Apr 27, 2026 |
| Net assets | $53m | SEC N-PORT, whole fund, as filed for Apr 30, 2026 |
| Weeks measured | 52, from Sep 19, 2025 to Sep 18, 2026 | ETFIQ |
| Weeks the S&P 500 fell | 22 | ETFIQ |
| The S&P 500 in those weeks, on average | −1.24% | ETFIQ |
| RSBA in those weeks, on average | −0.17% | ETFIQ |
| RSBA total return over those weeks | −2.5% | ETFIQ |
| T-bills | +3.6% | ETFIQ |
| Listed since | Dec 18, 2024 | ETFIQ |
| Days traded | 90 | ETFIQ |
| Quoted | on an exchange, every trading day | ETFIQ |

## Questions

### Does RSBA move with the S&P 500?

Over the year to Sep 18, 2026, RSBA’s weekly returns had a correlation of +0.34 with the S&P 500’s, on a scale where 1 moves in step, 0 shows no pattern and −1 moves opposite. Its beta was +0.11, so for each 1% the index moved it moved about 0.11% the same way.

### What did RSBA do when stocks fell?

The S&P 500 fell in 22 of the 52 weeks to Sep 18, 2026, by 1.24% on average. In those weeks RSBA fell 0.17% on average, a down-week capture of 13.6%.

### Did RSBA earn more than cash?

Over the same 52 weeks RSBA returned −2.5% with distributions reinvested, and BIL, a fund of Treasury bills, returned +3.6%. RSBA finished 6.2 percentage points behind it.

### What does RSBA cost?

The prospectus expense ratio is 1.01% a year.

### Why is RSBA listed as event driven?

ETFIQ files each fund by what its own prospectus says it does, and RSBA’s, filed Apr 27, 2026, describes an event driven fund.


## Cite this page

ETFIQ, RSBA, data as of Sep 18, 2026. https://etfiq.com/funds/rsba
Free to use with attribution; the underlying files are at https://etfiq.com/data/.

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