2026-20194NoticeWallet

Nadex Fixes Perpetual Futures Rules: Trading Eternity Gets Tweaked

Published Date: 10/2/2026

Notice

Summary

Nadex is updating the rules for its perpetual cash-settled single stock futures contracts, making trading clearer and smoother for investors. This change affects traders using Nadex’s platform and kicks in immediately, with no extra costs announced. The SEC is asking for public feedback while the CFTC reviews the update, so stay tuned!

Analyzed Economic Effects

11 provisions identified: 5 benefits, 4 costs, 2 mixed.

Three Daily Funding Payments Between Traders

These perpetual single-stock futures will apply a Funding Rate that triggers cash payments between long and short holders at Funding Times of 00:00, 08:00, and 16:00 UTC. When the Funding Rate is positive, long holders pay short holders; when negative, shorts pay longs. The Funding Rate is calculated using a formula that includes a Premium, Interest component, Asset Multiplier, and specified Cap and Floor parameters.

Minimum Customer Margin Set at 15.05%

Customer margin for each perpetual security futures position must be at least 15.05% of the position's current market value, or another amount specified in product specifications or required by CFTC/SEC rules. Margin computations follow a three-tier approach and the rule incorporates applicable SEC and CFTC margin requirements.

Twice-Daily Settlement and Realized P&L Withdrawals

Open positions will be settled twice each business day: a midday settlement at 12:00 ET and an end-of-day settlement at 17:00 ET. At each settlement the position's average open price resets to the settlement price and any unrealized profit or loss becomes realized; realized profit is then available for withdrawal.

Listing Rules Narrow Eligible Stocks

Nadex will list SFPs only on eligible equities that meet initial listing standards (at least 7,000,000 publicly owned shares and at least 2,000 security holders) and maintenance standards (at least 6,300,000 publicly owned shares, at least 1,600 shareholders, minimum average daily value traded of $200 million for the prior quarter or $1 billion if listed less than a quarter, minimum market capitalization of $50 billion, and market price per share not closed below $3.00).

Market‑Maker Margin Exclusion with Quoting Obligations

Nadex proposes a market-maker exclusion from customer margin requirements for qualifying security futures dealers if they meet specified quoting and volume obligations. Qualifying market makers must meet continuous quoting or request-for-quote responsiveness standards, and beginning on the 181st calendar day after commencement of trading must provide a 'meaningful proportion' of volume, defined as at least 20% of exchange trading volume.

One-Share Contracts with Fractional Minimum Trade

Each contract represents 1 share of the underlying stock and the minimum trade size is 0.01 contract, allowing fractional contract trading. Prices are quoted to two decimals with a minimum tick of $0.01 for a one-share contract.

24/5 Trading Availability

Perpetual single-stock futures will trade continuously 24 hours a day, 5 days a week (subject to underlying-market availability and Nadex rules). The Exchange contemplates trading under Nadex Rule 5.18 but expressly notes 24/5 trading for SFPs.

Position Limits Capped at 2,500,000 Contracts

Position limits for each single-stock future are generally set at 2,500,000 contracts (with 1 share per contract); any applicable limit or accountability level will be published in contract specifications or on Nadex's website. These limits are applied in accordance with CFTC Regulation 41.25(b)(3).

Access Requires Registered FCM and Broker‑Dealer

Members with access to trade these SFPs must be registered with the CFTC as a futures commission merchant (FCM) and registered with the SEC as either a broker-dealer or notice-registered broker-dealer. Trading in SFPs is subject to Nadex market surveillance and applicable registration rules.

Limited Types of Acceptable Margin Assets

Acceptable margin that intermediaries may accept from customers is limited to cash, margin securities (with restrictions), exempted securities, or other assets permitted under Regulation T. Securities issued by the customer or an affiliate generally cannot be accepted as margin without Exchange permission, and all deposited assets must remain unencumbered.

Insiders and Persons with Material Non‑Public Info Barred

Individuals who are directors or officers of the issuer of an underlying security, or other persons in possession of material non-public information regarding the issuer, are prohibited from trading the related SFPs under Nadex rules.

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Key Dates

Effective Date
Published Date
9/24/2026
10/2/2026

Department and Agencies

Department
Independent Agency
Agency
Securities and Exchange Commission
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