Data as of Nov 4, 2026.

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Alternative ETFs

TAIL vs ZHDG: Correlation to the S&P 500

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Over the year to Nov 4, 2026, TAIL moved less with the S&P 500 than ZHDG: correlation −0.74 against +0.96.

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Net assets on Jul 31, 2026: $147m for Cambria Tail Risk ETF and $35m for ZEGA Buy and Hedge ETF.

At a glance
−0.74
TAIL correlation with the S&P 500
+0.96
ZHDG correlation with the S&P 500
−15.9%
TAIL down-week capture
85.6%
ZHDG down-week capture
TAIL Rose when the S&P 500 fell
Rose when the S&P 500 fellTAIL in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, TAIL +0.17%.SPY−1.07%TAIL+0.17%Average week when SPY fell: 26 of 52, year to Nov 4, 2026Rose when the S&P 500 fellTAIL in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, TAIL +0.17%.SPY−1.07%TAIL+0.17%Average week when SPY fell

TAIL in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, TAIL +0.17%.

ZHDG Fell 86% as much as the S&P 500
Fell 86% as much as the S&P 500ZHDG in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, ZHDG −0.92%.SPY−1.07%ZHDG−0.92%Average week when SPY fell: 26 of 52, year to Nov 4, 2026Fell 86% as much as the S&P 500ZHDG in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, ZHDG −0.92%.SPY−1.07%ZHDG−0.92%Average week when SPY fell

ZHDG in the 26 weeks SPY fell, year to Nov 4, 2026: SPY averaged −1.07%, ZHDG −0.92%.

Pair scorecard

TAIL costs 0.35 points a year less; their one-year returns differ by 19.7 points; TAIL is 4.2 times larger.

TAIL vs ZHDG: Correlation to the S&P 500
MeasureTAILZHDG
Return
Total return, 1 year−13.1%+6.6%
Against its benchmark
Treasury bills, 52 weeks+3.7%
Cost and size
Expense ratio0.60%0.95%
Net assets, as of Jul 31, 2026$147m$35m
Holdings
Holdings in commonnot published
Risk
Beta to the S&P 500−0.36: about 0.36% for each 1%+0.82: about 0.82% for each 1%
Its average week when the S&P 500 fellrose 0.17%fell 0.92%
ETFIQ Stock Diversification Score · TAIL scores higher How much does it diversify a stock portfolio?
IQ Alternatives Score95.5TAIL25ZHDG

How much it diversifies a stock portfolio, ranked against 22 equity hedged alternatives ETFs with a full year. 100 is best. How it is computed

4.5, the lowest in this set 95.5, the highest

One year of weekly moves against the S&P 500, within one strategy; it ignores what the fund returned. All alternatives ETFs ranked by it →

Method

Window by window

Window by window: TAIL vs ZHDG: Correlation to the S&P 500
Total returnvs its benchmark
WindowTAILZHDGTAILZHDG
3 months−2.7%−1.4%−2.6 pts vs VOOnot measured
6 months−7.1%+3.0%−12.1 pts vs VOOnot measured
1 year−13.1%+6.6%−27.9 pts vs VOOnot measured
3 years−14.2%+49.1%−97.5 pts vs VOOnot measured
Since launchNot the same days: TAIL Jun 2017 · ZHDG Jul 2021−51.5%+33.8%−316.9 pts vs VOOnot measured

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Side by side

TAIL Cambria Tail Risk ETF · Hedged equity fund: owns stocks and pays for protection against a fall, most often with put options ZHDG ZEGA Buy and Hedge ETF · Hedged equity fund: owns stocks and pays for protection against a fall, most often with put options
Issuer Cambria Zega
Strategy Hedged equity Hedged equity
Correlation with the S&P 500 −0.74 +0.96
Beta to the S&P 500 −0.36 +0.82
Down-week capture −15.9% 85.6%
Average week when the S&P 500 fell +0.17% −0.92%
The S&P 500 in those weeks −1.07% −1.07%
Total return, same 52 weeks −12.4% +6.3%
Against T-bills, percentage points −16.0 pts +2.6 pts
Expense ratio 0.60% 0.95%
First traded Jun 13, 2017 Jul 7, 2021
Net assets, as of Jul 31, 2026 $147m $35m

As of Nov 4, 2026. Source: ETFIQ.

One strategy, two funds

TAIL and ZHDG both run a hedged equity strategy. Over the same 52 weeks to Nov 4, 2026, TAIL’s weekly returns had a correlation of −0.74 with the S&P 500 and ZHDG’s +0.96. In the 26 weeks the index fell, by 1.07% a week on average, TAIL averaged +0.17% and ZHDG −0.92%. Over the same weeks, TAIL finished 16.0 percentage points behind cash and ZHDG finished 2.6 points ahead of cash.

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About each fund
TAIL

TAIL is a hedged equity fund. ETFIQ measures what every alternatives fund is sold on: whether it moves differently from the stock market. Over the year to Nov 4, 2026, its weekly returns had a correlation of −0.74 with the S&P 500’s and a beta of −0.36, so for each 1% the index moved it moved about 0.36% the other way. The S&P 500 fell in 26 of those 52 weeks, by 1.07% on average. In the same weeks TAIL rose 0.17% on average, a down-week capture of −15.9%. Over the same 52 weeks TAIL returned −12.4% and a Treasury bill fund +3.7%, so it finished 16.0 percentage points behind cash.

ZHDG

ZHDG is a hedged equity fund. Over the year to Nov 4, 2026, its weekly returns had a correlation of +0.96 with the S&P 500’s and a beta of +0.82, so for each 1% the index moved it moved about 0.82% the same way. In the same weeks ZHDG fell 0.92% on average, a down-week capture of 85.6%. Over the same 52 weeks ZHDG returned +6.3% and a Treasury bill fund +3.7%, so it finished 2.6 percentage points ahead of cash.

Questions people ask

Which moved less with the S&P 500, TAIL or ZHDG?
Over the 52 weeks to Nov 4, 2026, TAIL’s weekly returns had a correlation of −0.74 with the S&P 500 and ZHDG’s +0.96, so TAIL moved less with the index.
Which did better when the S&P 500 fell, TAIL or ZHDG?
In the 26 weeks the S&P 500 fell, by 1.07% a week on average, TAIL averaged +0.17% and ZHDG −0.92%, so TAIL returned more in those weeks.
Which earned more than cash, TAIL or ZHDG?
Over the same weeks, TAIL finished 16.0 percentage points behind cash and ZHDG finished 2.6 percentage points ahead of cash. Cash here is BIL, a fund of Treasury bills.
Which is cheaper, TAIL or ZHDG?
TAIL charges 0.60% a year and ZHDG charges 0.95%, so TAIL is cheaper. Fees come from each fund's prospectus.
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ETFIQ, TAIL against ZHDG, data as of Nov 4, 2026. https://etfiq.com/compare/alternatives/tail-vs-zhdg

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