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Tuas ends S$1.43b M1 deal amid IMDA probe

May 22, 2026 at 01:11 UTC

3 min read
Telecom cell tower over city skyline amid regulatory probe and failed takeover impacting buyer shares

Key Points

  • Tuas has terminated Simba Telecom’s S$1.43 billion deal to buy Keppel’s stake in M1
  • Key conditions were not met by the May 21 long-stop date, causing the agreement to lapse
  • Singapore regulator IMDA has suspended its review of the deal and opened an investigation
  • Tuas shares fell more than 60% after IMDA’s statement and the lapsed deal

Tuas terminates planned purchase of Keppel’s M1 stake

Tuas Limited has terminated the sale and purchase agreement for its unit Simba Telecom to acquire Keppel’s stake in Singapore mobile operator M1. The transaction had been valued at S$1.43 billion, or about US$1.12 billion, before its termination.

The agreement included a long-stop date of May 21, by which key conditions precedent had to be fulfilled. Tuas said these conditions were not met by that date, causing the agreement to lapse and automatically releasing both Tuas and Keppel from their obligations under the deal.

The collapse of the planned transaction ends a significant proposed reshaping of Tuas’s Singapore telecommunications footprint through the acquisition of Keppel’s interest in M1.

Regulatory review suspended and probe launched by IMDA

Singapore’s Infocomm Media Development Authority (IMDA) has suspended its review of the proposed acquisition following developments around the deal. At the same time, the regulator has opened an investigation into Simba Telecom’s use of radio frequencies.

IMDA is probing whether Simba used radio frequency bands that were not assigned to it. The regulator has said that any such use could breach the country’s Telecommunications Act as well as the conditions of Simba’s facilities-based operator licence.

The regulatory scrutiny over spectrum use has become a central issue surrounding Simba and Tuas, coinciding with the lapse of the S$1.43 billion M1 transaction.

Company response and operational status

Tuas has stated that Simba Telecom is cooperating with the IMDA investigation into its radio frequency usage. The company has indicated that it is engaging with the regulator as the probe proceeds.

Despite the terminated agreement and ongoing regulatory review, Tuas said Simba will continue to operate its Singapore telecommunications business. The company has also committed to keeping shareholders updated on material developments related to the investigation.

The continuation of Simba’s operations suggests that, for now, its existing services remain in place while regulatory questions are examined.

Market reaction to the lapsed deal and probe

The combination of the lapsed M1 acquisition and the IMDA’s announcement of an investigation triggered a sharp reaction in financial markets. According to Tuas, its shares fell by more than 60% on the Monday following the regulator’s statement.

The steep share-price decline reflects investor concern over both the loss of the S$1.43 billion acquisition opportunity and the potential implications of the regulatory probe into Simba’s spectrum use.

Tuas has not provided additional financial guidance in relation to the terminated deal but has emphasised its intention to maintain transparency with investors as the situation evolves.

Key Takeaways

  • The failure to satisfy conditions by the May 21 long-stop date has removed a major S$1.43 billion expansion option for Tuas in Singapore.
  • Regulatory risk has become a key factor for Tuas, with IMDA’s probe into Simba’s spectrum usage running alongside any future strategic moves.
  • The sharp share-price fall shows investor sensitivity to both regulatory uncertainty and the loss of a large acquisition, heightening pressure on Tuas’s next steps.