UAE Market Shares: Ownership & Trading Rules?

UAE Market Shares: Ownership, Disclosure and Trading Rules

If you're buying, selling, or holding market shares on a UAE-listed company — whether on the Dubai Financial Market (DFM), Abu Dhabi Securities Exchange (ADX), or Nasdaq Dubai — the rules that govern your stake depend on the exchange, the issuer's free-float structure, and the disclosure thresholds set by the Securities and Commodities Authority (SCA), the UAE's federal securities regulator.

Quick answer

Market shares in the UAE are regulated by the SCA under Federal Decree-Law No. 46 of 2021 on Commercial Companies and SCA Board Decision No. 13/R.M of 2021. If you're a retail investor, you can buy and sell listed shares through a licensed broker after opening an Investor Number (NIN) with DFM or ADX. Foreign ownership caps used to be a headache — most listed issuers now allow up to 100% foreign ownership after 2021 reforms, though banks and strategic sectors still have caps. Cross the 5% ownership threshold and you must disclose. Cross 30% and a mandatory tender offer kicks in.

Who regulates market shares in the UAE

The SCA is the federal regulator for onshore exchanges: DFM and ADX. Nasdaq Dubai sits inside the Dubai International Financial Centre (DIFC) and is regulated by the Dubai Financial Services Authority (DFSA) under a separate rulebook, though it clears through DFM's central counterparty.

That split matters. If you're trading market shares on Nasdaq Dubai, you're inside a common-law regime with English-language contracts and DFSA-supervised brokers. On DFM and ADX, you're under UAE federal civil law, the Commercial Companies Law, and SCA rules.

Retail investors need an Investor Number — the NIN — before placing a first order. For UAE nationals and residents, the NIN is free and issued same-day at DFM's iVestor kiosks or via the DFM app. Non-residents pay AED 200 and typically get their NIN within 24 hours.

Frankly, most people underestimate the paperwork on the first trade and overestimate it on every trade after. It gets easier.

Disclosure thresholds you cannot ignore

This is where retail and family-office investors get caught out. SCA Board Decision No. 13/R.M of 2021 (the Rulebook for Joint Stock Companies' Disclosure and Governance) sets clear ownership disclosure triggers for market shares in listed public joint stock companies.

Cross 5% ownership of a listed issuer and you must notify the company and the market within the trading day. Every additional 1% thereafter also triggers disclosure. Hit 30% and you're legally required to launch a mandatory tender offer for the remaining shares — subject to SCA approval — under Article 297 of the Commercial Companies Law.

Board members, senior executives and their first-degree relatives face tighter rules. They must disclose every transaction in the company's shares before the market opens the following day, and they're locked out of trading during closed periods around financial results.

Miss a disclosure and the SCA can fine you up to AED 10 million per violation under Federal Decree-Law No. 46 of 2021, Article 358. It also refers persistent breaches to the Public Prosecution.

Watch out: Aggregation rules mean shares held by your spouse, minor children, and controlled entities count toward your threshold. You don't get to structure around it with a nominee.

Foreign ownership and free-float rules

Historically, foreign investors were capped at 49% of most UAE listed issuers. That ceiling has largely been lifted since the 2021 Commercial Companies Law reforms, and by 2024 the majority of DFM- and ADX-listed companies allow foreign ownership up to 100%.

But the caps that remain, remain hard. UAE banks are still subject to a 40% foreign ownership limit under Central Bank rules unless a specific Cabinet exemption applies. Telecoms, defence-adjacent issuers, and certain utilities carry sector-specific caps written into their articles of association.

Free float also matters if you're building a position. SCA requires listed issuers to maintain a minimum free float — typically 25% for a first-market listing on DFM or ADX, though the exact percentage depends on the listing rules of each exchange. If you're accumulating market shares in a thinly-traded issuer, liquidity can dry up fast, and exit prices get ugly.

Check the issuer's investor relations page before you assume you can buy freely. The foreign ownership limit (FOL) counter is usually published live.

Settlement, tax and dividend basics

UAE market shares settle on a T+2 cycle on DFM and ADX — the trade date plus two business days. Nasdaq Dubai runs the same T+2 cycle through DFM Clear.

There is no personal income tax and no capital gains tax on individual investors in the UAE. Dividends paid by listed companies to shareholders are also not subject to withholding tax. Corporate investors, however, now sit under the UAE corporate tax regime introduced by Federal Decree-Law No. 47 of 2022, which applies a 9% rate above AED 375,000 in taxable income — though a participation exemption typically covers dividends and capital gains on qualifying shareholdings of 5% or more held for 12+ months.

Brokerage commissions on DFM and ADX are capped by the exchanges. Standard retail commission is around 0.275% of trade value, split between the broker, the exchange, the clearing house, and the SCA.

Honestly, the tax treatment is the easiest part of holding UAE market shares. The disclosure timing is the part that hurts.

When disputes arise

If your broker mishandles an order, disputes on market shares first go through the broker's internal complaints process, then to the SCA's investor complaints unit, and if unresolved, to a specialised committee for the settlement of disputes on securities transactions established under SCA rules. Decisions of that committee can be appealed to the competent civil court.

For DIFC-listed issuers on Nasdaq Dubai, disputes flow through the DFSA and ultimately the DIFC Courts under English-language common-law procedure. The two systems don't overlap — pick the right forum on day one.

For related reading on shareholder disputes and civil claims, see our civil law category.