Sukuk vs Bonds: What Is a Sukuk and How Do You Invest in One?

Almost every halal portfolio has the same shape: equities, and then nothing. Conventional bonds are off the table, so the stabilising half of an ordinary portfolio simply goes missing, and the whole balance sits in stocks. Sukuk are what fills that gap. They get called Islamic bonds, which is convenient shorthand and also the source of most of the confusion, because the one thing a sukuk is not is a bond.

Quick Answer

A sukuk is a certificate representing ownership in a real asset, not a loan. A bondholder is owed interest; a sukuk holder receives a share of what the underlying asset earns. That difference is what removes riba. Retail investors normally access sukuk through funds rather than directly, since individual issues often require six-figure minimums.

Table of Contents

• What is a sukuk?
• Sukuk vs bonds: the four real differences
• How sukuk actually work
• The five sukuk structures
• Are sukuk halal?
• Why sukuk matter in a halal portfolio
• The sukuk market in 2026
• Risks you should know about
• How to invest in sukuk

What is a sukuk?

A sukuk is a Shariah-compliant certificate representing proportional ownership in a tangible asset, a usufruct, a service or a business venture. The word comes from the Arabic sakk, meaning a legal deed. The plural and the singular are both written sukuk in English.

When you buy one, you are not lending money to the issuer. You own a share of something real: a building, an infrastructure project, an aircraft fleet, a lease portfolio. Your return comes from the rent or profit that asset produces.

That single sentence carries the whole ruling, because riba is defined as a stipulated increase over the principal of a loan. Remove the loan and you remove the riba → “what is riba”.

Sukuk vs bonds: the four real differences

The two instruments look similar on a fund factsheet. Both have a maturity date, both make periodic payments, both are rated by agencies. The differences sit underneath, in what you actually own and where the money comes from.

One honest qualification, because you will find it in the fiqh literature and in the rating agency reports. Some sukuk structures are economically close to bonds: the issuer guarantees the payments in practice, and the asset is there to satisfy the form rather than to carry real risk. Scholars disagree about how much this matters, and the debate is the reason AAOIFI has been revising its sukuk standard for years.

So the four differences above describe what a sukuk is supposed to be. Whether a specific issue lives up to that is a question about that issue, which is why the Shariah certification on any particular sukuk matters more than the category label.

How sukuk actually work

A typical issuance runs through six steps, and the special purpose vehicle in the middle is what keeps the structure Shariah-compliant rather than being financial engineering for its own sake.

1. An issuer, usually a government or a large corporation, identifies an asset - a property portfolio, an infrastructure project, an equipment fleet.
2. A special purpose vehicle is created to take legal ownership of that asset, holding it separately from the issuer's balance sheet.
3. The SPV issues sukuk certificates. Investors buy them, and their pooled money pays for the asset.
4. The issuer leases the asset back from the SPV and makes regular lease payments.
5. Those payments flow through to certificate holders as periodic distributions. They are rent, not interest.
6. At maturity the asset is sold back to the issuer, and holders receive their capital.

Every payment in that chain traces back to a real economic activity rather than to the passage of time on a debt. That is the design intent, and it is what the structure exists to achieve.

The five sukuk structures

The underlying contract determines how returns are generated, and it also determines how much scholarly agreement a given sukuk enjoys. Ijarah sits at the settled end; the profit-sharing structures attract more debate.

• Ijarah, lease-based. The most common structure worldwide. The SPV leases the asset to the issuer and holders receive rental income. Simple, transparent and accepted across all schools.
• Mudarabah, profit-sharing. One party provides capital, the other provides management. Profits split at an agreed ratio; financial losses fall on the capital provider unless the manager was negligent, in which case the manager bears responsibility.
• Musharakah, partnership. All parties contribute capital and share profits and losses proportionally. Common in project finance and property development.
• Murabahah, cost-plus sale. An asset is bought and resold at a mark-up agreed in advance. Used mainly for short-term instruments.
• Wakalah, agency. An agent invests the proceeds on behalf of holders against a target return. Frequently used by international banks and multilateral institutions.

The full standards for each structure are published by AAOIFI, the Accounting and Auditing Organization for Islamic Financial Institutions [external link: https://aaoifi.com/], which also sets the screening thresholds Akinda applies to equities → “what is AAOIFI”.

Are sukuk halal?

Generally yes, when the structure follows Shariah principles and has been approved by a qualified supervisory board. But the label on the instrument is not the ruling. Anything can be marketed as a sukuk, and scholars have criticised specific issues for being debt in everything but name.

Two checks do most of the work. First, who certified it: a recognised Shariah supervisory board, with the certification available to read rather than merely asserted. Second, what the underlying asset actually is, and whether holders would genuinely bear a loss if it failed.

Standards also differ by region. A sukuk approved in Malaysia is not automatically accepted by scholars in the Gulf, because the schools of thought applied are not the same. Neither is wrong; they are different reference points, and you should know which one your product follows.

Why sukuk matter in a halal portfolio

Because the alternative is a portfolio made entirely of equities. Screening removes conventional bonds, money market instruments and most cash products, so a Muslim investor who does nothing about it ends up fully exposed to the stock market with no stabiliser underneath.

Sukuk address that in four ways.

• Income from real, identifiable assets rather than from price appreciation alone.
• Lower correlation with equity markets, which is what makes an allocation useful during a stock market fall.
• A range of issuers: sovereign, corporate and supranational, at different credit qualities.
• Access through funds at ordinary minimums rather than the six figures a direct issue often requires.

None of that makes them a cash substitute. A sukuk fund can fall in value, so money you might need next month belongs somewhere else.

The sukuk market in 2026

Global sukuk issuance reached $264.8 billion in 2025, up from $234.9 billion in 2024, and S&P Global Ratings forecasts $270 billion to $280 billion for 2026. The first half of 2026 came in at $129 billion, against $112.3 billion in the same period a year earlier.

What is driving that growth has shifted, and the shift tells you something about the market. Local currency issuance is now the engine, particularly in Malaysia, with Qatar, Saudi Arabia and Türkiye also contributing. Foreign currency issuance from the Gulf fell around 9% in the first half of 2026 on the back of regional conflict and a more restrictive rate environment.

The market also remains concentrated. GCC issuers, mainly Saudi Arabia and the UAE, accounted for 45% of issuance volume in 2025, with Malaysia next. New entrants are appearing at the edges: Egypt issued $2.5 billion of sukuk in 2025.

Figures from S&P Global Ratings, reported January and July 2026. For a retail investor these numbers matter mainly as a liquidity signal: a larger, more active market is an easier one to buy into and sell out of.

Risks you should know about

Liquidity

The secondary market for sukuk is thinner than for conventional bonds. Selling before maturity can be slow and may mean accepting a discount. This is the main practical reason most retail investors hold sukuk through funds, where the fund manager handles the trading.

Standardisation

Different Shariah boards reach different conclusions on the same structure. There is no single global rulebook, so verify the certification attached to any specific product rather than assuming the sukuk label guarantees acceptance everywhere.

AAOIFI Sharia Standard 62

AAOIFI has been working on a revision that would push sukuk from sponsor-backed towards genuinely asset-backed structures, which would make them behave more like equity and less like debt. Rating agencies flagged this as a possible disruption to pricing. As of mid-2026, S&P Global Ratings says the revision is not expected to affect issuance volumes this year. Worth monitoring rather than worrying about.

Counterparty and asset risk

If the underlying asset loses value or the issuer defaults, holders bear losses. Asset backing reduces this risk without eliminating it, and in some structures the practical recourse is closer to a bond than the legal form suggests.

How to invest in sukuk

Buying individual sukuk is largely closed to retail investors, since institutional issues frequently carry minimums around $200,000. Funds are the realistic route, and which ones you can access depends on where you live.

US investors

• SP Funds Dow Jones Global Sukuk ETF (SPSK), the first US-listed sukuk ETF, launched at the end of 2019. It tracks an index of dollar-denominated investment-grade sukuk, rebalanced monthly, with a 0.50% expense ratio..
• Amana Participation Fund (AMAPX/AMIPX) from Saturna Capital, launched in 2015 as the first non-equity halal income fund in the US. It holds short and intermediate-term Islamic income instruments including sukuk, murabaha and wakala certificates.

UK and European investors

• iShares $ Sukuk UCITS ETF (SKUK) from BlackRock, launched in January 2024 and listed on Euronext Amsterdam. It tracks the J.P. Morgan EM Aggregate Sukuk Index with a 0.40% expense ratio. Being a UCITS fund, it is not available to US investors.
• Islamic banks and wealth managers in the UK also offer sukuk-focused funds through their investment arms.

Malaysia and the GCC

Some governments, Malaysia and Bahrain among them, issue retail sukuk accessible to individuals at low minimums. If you live in one of those markets, sovereign-grade halal income is available directly rather than through a fund wrapper.

For a wider view of screened funds, including the equity side, see our ETF guide → “best halal ETFs”.

And whatever sits on the equity side of the portfolio still has to clear the AAOIFI business-activity test and three financial ratios, which move every quarter.

Frequently asked questions

Are sukuk the same as bonds?

No. A bond is a debt instrument paying interest. A sukuk is an ownership certificate backed by a real asset, paying a share of the rent or profit that asset generates. Some sukuk are economically similar to bonds, which is a live debate among scholars, but the legal and Shariah framework is ownership rather than debt.

Are sukuk halal?

Generally yes, provided the structure complies with Shariah principles and has been certified by a qualified supervisory board. The sukuk label alone is not sufficient; scholars have criticised specific issues for functioning as debt despite the form. Check the certification on the particular instrument.

How do I invest in sukuk as a beginner?

Through a fund rather than directly. US investors can use the SPSK ETF or the Amana Participation Fund; UK and European investors can use the iShares SKUK UCITS ETF. Individual sukuk issues typically require minimums around $200,000, which puts them out of reach for most retail investors.

Do sukuk pay interest?

No. Payments come from the income the underlying asset produces, usually rent under a lease arrangement. They arrive periodically and look like coupon payments on a statement, but the source is asset income rather than a charge for the use of money.

Can non-Muslims invest in sukuk?

Yes, and many do. The asset backing and the sector exclusions appeal to ethical and ESG investors regardless of faith, and sukuk are traded in ordinary capital markets with ratings from the same agencies that rate conventional debt.

What is a green sukuk?

A Shariah-compliant certificate issued to finance environmentally beneficial projects such as renewable energy, clean transport or sustainable infrastructure. It applies Islamic finance principles to an ESG mandate, and issuance has grown as both investor bases have converged.

Can I lose money on sukuk?

Yes. If the underlying asset loses value or the issuer defaults, holders bear the loss. Fund prices also move with credit conditions and rates. Sukuk are less volatile than equities but they are not a capital-guaranteed product and should not be treated as a cash equivalent.

Sources

• AAOIFI, Accounting and Auditing Organization for Islamic Financial Institutions — https://aaoifi.com/
• S&P Global Ratings sukuk issuance data for 2025 and 2026, as reported by Arab News, January 2026 — https://www.arabnews.com/node/2629160/business-economy
• S&P Global Ratings first-half 2026 sukuk data and Sharia Standard 62 assessment, as reported by The Edge Malaysia, July 2026 — https://theedgemalaysia.com/node/810735
• SP Funds, Dow Jones Global Sukuk ETF (SPSK) — https://www.sp-funds.com/spsk/
• Saturna Capital, Amana Participation Fund — https://www.saturna.com/products/amana-participation
• BlackRock, iShares $ Sukuk UCITS ETF (SKUK) — https://www.blackrock.com/uk/individual/products/333903/ishares-sukuk-ucits-etf

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This article is educational and is not financial, legal or religious advice. Sukuk carry risk, including loss of principal. Akinda does not guarantee the Shariah compliance of third-party products mentioned here, and market figures reflect the date of the last review. Consult a qualified scholar and a licensed adviser before investing.