Cecabank, the Madrid-based credit institution, will submit its final input data to the Euribor benchmark determination on 30 September 2026, closing out its membership in the panel that underpins pricing across the Euro unsecured money market.

The European Securities and Markets Authority (ESMA) issued a statement on 24 September 2026 addressing the withdrawal, acting in its capacity as supervisor of the European Money Market Institute (EMMI), the benchmark's administrator. EMMI had previously announced Cecabank's departure in its own panel update.

The timing matters for desks referencing Euribor in contracts and valuation workflows. After 30 September 2026, the panel will no longer include Cecabank's submissions, and any sensitivity analysis or fallback logic tied to panel composition should reflect that change from the October 2026 fixings onward.

Supervisor's Assessment: Representativeness Intact

ESMA and the National Competent Authorities within the Euribor College of Supervisors assessed the impact of Cecabank's departure on the benchmark's representativeness of the Euro unsecured money market. Their conclusion: the withdrawal does not pose a risk to Euribor's representativeness.

That finding separates what is measured from what is asserted. The College conducted a formal assessment of the departure's effect on the benchmark rather than accepting the change by default, and the supervisor published its conclusion explicitly — a process point worth noting for institutions that rely on Euribor across derivatives, loans and other instruments.

Panel Enlargement Context

The Cecabank exit comes against a backdrop of panel growth. Four new panel banks have joined Euribor since 2022, most recently KBC Bank, which joined the panel in May 2026. The net effect of the recent changes remains positive for panel breadth: additions since 2022 outnumber the single departure.

ESMA continues to encourage credit institutions active in the Euro unsecured money market to consider joining the Euribor panel. The supervisor frames this recruitment effort as active support for the robustness and representativeness of what it calls a critical benchmark within the EU financial system.

The distinction between mandate and encouragement is clear here. Nothing in the statement obliges any institution to join the panel; ESMA's call for new contributors is a policy position, not a rule with a compliance deadline.

What This Means for Benchmark Users

For buy-side and sell-side desks, the practical implications are narrow but concrete:

• No methodological change. EMMI has not announced any change to the Euribor calculation methodology in connection with the departure. The benchmark's determination process remains as administered.
• Panel composition shift. From 1 October 2026, fixings will reflect one fewer contributor. Users tracking panel weightings or contributor-level input data will see Cecabank drop out of the dataset.
• Representativeness finding on record. The College of Supervisors' assessment provides a documented regulatory position that the benchmark remains representative, which may be relevant for documentation referencing supervisory findings on benchmark quality.

The episode also illustrates the supervisory architecture around Euribor in practice. ESMA supervises EMMI as benchmark administrator; the Euribor College of Supervisors coordinates the National Competent Authorities with oversight stakes in the contributing banks. Panel changes route through this structure, with assessment preceding the supervisor's public statement.

Forward View

ESMA's stated position — encouraging new panel members while confirming the benchmark's representativeness — signals that further panel composition announcements may follow as the recruitment effort continues. Press contact for the statement: Tayfun Yilmaz, Communications Officer, ESMA ([email protected]).