Clarification of Media Reports Concerning the Company — PSMC (Powerchip)

Summary

PSMC (Powerchip) issued a material disclosure to address and clarify media reports circulating about the company. Such clarification filings are typically triggered when a company determines that published news coverage contains inaccurate, incomplete, or market-sensitive information requiring an official response. Full body available on MOPS.

Historical Impact

10 past Material Information · ≈ 8-K events at PSMC (Powerchip)

Median +5d

+7.31%

Range

+3.11% to +11.50%

Positive outcomes

10/10

Filed	P₀	P₊₅	+5d
Sep 11, 2026	₩71	₩73	+3.11%
Aug 11, 2026	₩67	₩72

Full Translation

Subject line: '澄清媒體有關本公司之報導' — 'Clarification of Media Reports Regarding the Company.' Under Taiwan Stock Exchange rules, listed companies are required to file a material information announcement (重大訊息) when they wish to officially confirm, deny, or provide context for media coverage that may influence investors or the trading price of the company's securities. This filing indicates PSMC management determined that one or more recent media reports about the company warranted a formal public response. The nature of the underlying report — whether related to capacity expansion, customer wins or losses, M&A rumors, financial performance, or other operational matters — cannot be determined from the subject line alone. [Body not available — subject line only. See MOPS for full announcement.]