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Eneco repays EUR 2.4 million over an uncorrected fat-finger order

ACM investigated whether Eneco Energy Trade breached Article 5 of REMIT with an order priced ten times too high during a gas balancing action on 7 March 2022, and with its conduct afterwards. It concluded the conduct may have been manipulation without establishing a breach, and declared binding commitments including repayment of EUR 2,363,471.

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The decision

Authority
Netherlands Authority for Consumers and Markets (ACM), Netherlands
Published
3 August 2023
Participants
Eneco Energy Trade B.V.
Commodity
Gas
Market
Dutch wholesale gas market (ICE Endex TTF Next Hour products), during two GTS balancing actions
Conduct period
7 March 2022, balancing actions at 08:21 and 09:21
REMIT
Article 5 (Market manipulation)
Type of conduct
Erroneous orders
Penalty
No fine. Commitments declared binding, with repayment of EUR 2,363,471 to GTS for passing on to other participants
Status
Commitments binding until 1 April 2024; no breach established; objection period six weeks

What ACM found

ACM's decision of 6 July 2023 concerns two gas balancing actions by Gasunie Transport Services (GTS) on 7 March 2022, at 08:21 and 09:21, in ICE Endex TTF Next Hour products. ACM records a tense market after Russia's invasion of Ukraine, low storage levels and cold weather. GTS bought with market orders carrying no price limit.

In the first action, ACM records, Eneco Energy Trade (EET) changed a 500 MWh offer from EUR 219 to EUR 2,450 per MWh at 08:21:31. EET said it intended EUR 245. GTS placed its order a second later and took every available offer, including EET's. The weighted average price was EUR 409.70; other transactions ranged from EUR 229 to EUR 650.

ACM found that other participants then posted offers at EUR 2,400-3,000. In the second balancing action GTS paid a weighted average of EUR 1,414.04, against EUR 192-326 for the rest of the day. EET itself offered at up to EUR 2,599. Several participants told ACM that the first action's price explained their high offers.

What the decision turned on

ICE Endex reported suspicious activity on 19 April 2022. ACM investigated false or misleading signals and artificial prices under Article 2(2)(a)(i) and (ii) of REMIT. It concluded that EET's conduct may have breached Article 5, but expressly did not establish a breach. The investigation ended with binding commitments rather than a fine.

ACM said an executed erroneous order, as a starting point, misleads the market. EET noticed its error immediately but neither alerted the venue nor issued a market message. Other participants could not know the price was mistaken. ACM considered that prompt communication could have changed their behaviour before the second action, although it would not have undone the first execution.

EET said it wrongly believed others had offered higher prices and that GTS could decline offers. It also said ICE Endex displayed no price warning. ICE Endex confirmed that its tool did not warn on an amendment made in this way. ACM found a gap in prevention and follow-up, rather than detection.

The outcome

ACM declared nine commitments binding under Article 12h of the Instellingswet, including notifying ICE Endex of typing errors, internal escalation, a changed bidding strategy and REMIT training. The decision ran until 1 April 2024 and allowed objections within six weeks. ACM retained powers to act against non-compliance with the commitments.

EET committed to repay EUR 2,363,471 to GTS for distribution to the affected system users. ACM calculated the benefit as gross profit with the error less gross profit without it. The repayment schedule gives EUR 1,079,426 for the first action and EUR 1,284,045 for the second; paragraph 68 prints a different second figure, but the schedule and total agree.

ACM preferred commitments because no facts showed intent, no price warning appeared, this was the first known case of its kind on the market, and commitments enabled structural measures, repayment and faster publication.

For a surveillance function

ACM's reasoning addresses prevention, detection and action after an error together. It emphasises promptly correcting the market signal, including escalation through the venue or an Urgent Market Message, and states that inadequate prevention or follow-up can increase the seriousness and blameworthiness of possible manipulation.

Sources

Sources read on 27 October 2026. This page restates what the authority published and adds no finding of its own. A decision under appeal is not final, and its status may have changed since: check the source before relying on it.

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