SEC & CFTC Enforcement
Material regulatory developments from U.S. Securities and Exchange Commission and Commodity Futures Trading Commission are tracked daily by Cresthaven Analytics. Over the last 90 days, 20 material briefs relevant to professionals operating in the financial & capital markets sector have been published below. Each brief is sourced directly from the primary regulatory feed, summarized for institutional readers, and scored for materiality.
Recent material activity
Cboe Exchange files immediately effective rule change to implement an Order Entry Protocol Migration Program
On September 4, 2026, the SEC granted immediate effectiveness to a Cboe Exchange rule filing that amends its fee schedule to establish an Order Entry Protocol Migration Program. The filing signals a structured transition…
Read the full SEC & CFTC Enforcement brief →Nasdaq files immediately effective rule change amending disciplinary code Rule 9558
On September 4, 2026, the SEC published Nasdaq's notice of filing for an immediately effective amendment to Rule 9558 of Nasdaq's Disciplinary Code. The amendment takes effect without a standard comment period under the …
Read the full SEC & CFTC Enforcement brief →NYSE files immediate-effectiveness rule change amending trading halt procedures under Rule 7.18
NYSE has filed an amendment to Rule 7.18, governing trading halt procedures, which took effect immediately upon filing on September 3, 2026. The SEC received the notice under the self-regulatory organization immediate-ef…
Read the full SEC & CFTC Enforcement brief →CME Securities Clearing proposes amendments to liquidity risk rules and capped liquidity facility procedures
On September 3, 2026, the SEC published notice of a proposed rule change filed by CME Securities Clearing Inc. to amend Rule 410, Rule 101, its Capped Liquidity Facility Procedure, and its Liquidity Risk Management Polic…
Read the full SEC & CFTC Enforcement brief →NYSE Arca files immediate-effectiveness rule change modifying options fee schedule for manual transactions
NYSE Arca filed a proposal on September 3, 2026 to modify fees and rebates for manual transactions under the NYSE Arca Options Fee Schedule. The filing took immediate effect upon submission. The revised fee structure is …
Read the full SEC & CFTC Enforcement brief →CFTC Division of Market Oversight issues no-action relief to Electron Exchange DCM LLC on large trader reporting obligations
On September 2, 2026, the CFTC's Division of Market Oversight issued a no-action letter to Electron Exchange DCM LLC, a designated contract market. The letter permits Electron Exchange to submit large trader reports for …
Read the full SEC & CFTC Enforcement brief →CFTC final rule replaces CDOR and TIIE clearing mandates with overnight risk-free rate requirements for CAD and MXN swaps
The CFTC issued a final rule on September 2, 2026 amending its interest rate swap clearing requirement for Canadian dollar and Mexican peso instruments. The rule removes clearing mandates for CDOR- and TIIE-referenced sw…
Read the full SEC & CFTC Enforcement brief →SEC grants accelerated approval for Cboe VIX Future-Option Orders, creating a new listed derivatives order type
The SEC issued an accelerated approval order on September 2, 2026, granting Cboe Exchange, Inc. authority to adopt VIX Future-Option Orders as a new order type. The approval incorporates Amendment Nos. 1 and 2 and establ…
Read the full SEC & CFTC Enforcement brief →MIAX Sapphire files immediate-effectiveness rule change amending QCC and cQCC professional customer fees and establishing tiered away market maker facilitation fees
On September 2, 2026, MIAX Sapphire, LLC filed a self-effectuating amendment with the SEC revising fees and rebates for professional customer orders in QCC and cQCC transactions. The filing also establishes a tiered fee …
Read the full SEC & CFTC Enforcement brief →Cboe C2 Exchange files immediately effective rule change adopting a new Step Up Mechanism for options trading
On September 2, 2026, the SEC granted immediate effectiveness to a Cboe C2 Exchange rule change adopting a Step Up Mechanism for order interaction. The filing introduces an auction-style price improvement process and mak…
Read the full SEC & CFTC Enforcement brief →SEC grants accelerated approval for NYSE American to extend equity options trading hours
On September 2, 2026, the SEC issued an accelerated approval order for NYSE American LLC's proposed rule change — as modified by Amendment No. 2 — to extend trading hours for certain eligible equity options. The expedite…
Read the full SEC & CFTC Enforcement brief →SEC approves Cboe BYX Exchange rule change amending Intermarket Sweep Order handling procedures
On September 2, 2026, the SEC approved a rule change by Cboe BYX Exchange, Inc. amending its rules governing Intermarket Sweep Orders. The approval modifies the conditions under which BYX members may route or execute ISO…
Read the full SEC & CFTC Enforcement brief →SEC approves Cboe EDGX rule change amending Intermarket Sweep Order handling procedures
On September 2, 2026, the SEC approved a Cboe EDGX Exchange rule change governing Intermarket Sweep Orders. The amendment revises how EDGX routes and executes orders that bypass National Best Bid and Offer protection req…
Read the full SEC & CFTC Enforcement brief →SEC approves Cboe EDGA rule change amending Intermarket Sweep Order handling procedures
On September 2, 2026, the SEC approved a proposed rule change by Cboe EDGA Exchange, Inc. amending its rules governing Intermarket Sweep Orders. The approval modifies the conditions under which EDGA members may route or …
Read the full SEC & CFTC Enforcement brief →SEC & CFTC Enforcement release pending Cresthaven Analytics full analysis: CFTC Resolves Action Against Swaps Trader for Making False Statements
SEC & CFTC Enforcement published a regulatory release titled 'CFTC Resolves Action Against Swaps Trader for Making False Statements'. Cresthaven Analytics' full intelligence brief is pending re-analysis; see the source l…
Read the full SEC & CFTC Enforcement brief →NYSE Texas files proposed Rule 24 under Article 22, expanding its SRO rulebook
On September 1, 2026, the SEC published notice of NYSE Texas, Inc.'s proposed rule change to adopt Rule 24 under Article 22 of the NYSE Texas Rule Book. The proposal opens a public comment period before the SEC decides w…
Read the full SEC & CFTC Enforcement brief →Cboe EDGX Exchange files immediate-effectiveness rule change adopting two-sided quote bid/ask differentials for market makers
On September 1, 2026, the SEC received and published a Cboe EDGX Exchange filing that amends the exchange's market maker quotation rule to adopt specified bid/ask differential standards for two-sided quotes. The filing t…
Read the full SEC & CFTC Enforcement brief →Cboe BZX Exchange amends Market Maker Quotation rule to adopt two-sided quote bid/ask differentials
The SEC granted immediate effectiveness to a Cboe BZX Exchange rule change that introduces codified bid/ask differential requirements for market maker two-sided quotes. The filing took effect upon submission, bypassing t…
Read the full SEC & CFTC Enforcement brief →Cboe C2 Exchange amends market-maker quoting rule to adopt two-sided bid/ask differential standards
On September 1, 2026, the SEC granted immediate effectiveness to a Cboe C2 Exchange rule change amending its market-maker quoting obligations. The amendment codifies specific bid/ask differential requirements for two-sid…
Read the full SEC & CFTC Enforcement brief →Cboe Exchange amends Rule 5.52 to adopt mandatory two-sided quote bid/ask differentials for market makers
On September 1, 2026, the SEC granted immediate effectiveness to a Cboe Exchange rule change amending market-maker quoting obligations under Exchange Rule 5.52. The amendment codifies specific bid/ask differential requir…
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