Thailand’s Securities and Exchange Commission is weighing legal proceedings against an unidentified investor linked to irregularities in seven disclosure reports. The filings involve stakes in six listed companies, including a nearly $1 billion purchase of shares in telecom heavyweight True Corp. The regulator has not named the investor or specified the nature of the inconsistencies.

The move underscores Thailand’s increased scrutiny of major market transactions and disclosure compliance. The SEC typically pursues such cases when filings contain false data or omit material information. The case could set a precedent for how the agency handles high-value share acquisitions.

The nearly $1 billion True Corp stake is by far the largest of the six investments under review. Bloomberg reported that the disclosure reports targeted the period when the acquisition occurred. The SEC has not disclosed the exact share count or purchase price.

If the SEC proceeds with legal action, it could lead to fines, trading suspensions, or referral to law enforcement. The investor may also face reputational damage and potential challenges in future market dealings. True Corp did not immediately comment on the matter.

The SEC has not announced a deadline for its decision. Market participants expect the regulator to provide more details once its review concludes.