係因本公司有價證券於集中交易市場達公布注意交易資訊標準，故公布相關財務業務等重大訊息，以利投資人區別瞭解

Historical Impact

10 past Material Information · ≈ 8-K events at Unimicron Technology

Median +5d

+20.16%

Range

+3.72% to +38.41%

Positive outcomes

10/10

Filed	P₀	P₊₅	+5d
Aug 13, 2026	NT$1,000	NT$1,125	+12.50%
Aug 7, 2026	NT$955	NT$1,010	+5.76%
Aug 5, 2026	NT$969	NT$1,005	+3.72%
Jul 31, 2026	NT$787	NT$966	+22.74%
Jul 30, 2026

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