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PSI — Investor Relations & Filings

Ticker · 8028 ISIN · TW0008028002 TW Manufacturing
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Filings indexed 45 across all filing types
Latest filing 2026-05-28 Notice of Dividend Amou…
Country TW Taiwan
Listing TW 8028

About PSI

www.psi.com.tw

Phoenix Silicon International Corporation (PSI) is a specialized provider of semiconductor wafer processing services. Established in 1997, the company focuses on two primary core competencies: wafer reclamation and wafer thinning. PSI utilizes advanced surface treatment technologies to process reusable wafer materials, providing high-cleanliness reclaimed wafers used for process monitoring in semiconductor manufacturing. Additionally, the company offers comprehensive wafer thinning services essential for the production of consumer electronics, industrial components, and automotive electronic devices. Its product portfolio includes reclaimed wafers, test wafers, and product wafers. By leveraging technical innovation in high-cleanliness surface processing and precision thinning, PSI supports the semiconductor supply chain with critical manufacturing and processing solutions.

Recent filings

Filing Released Lang Actions
公告本公司調整配息率
Notice of Dividend Amount Classification · 85% confidence The document is an official announcement by the company regarding a change in its cash dividend payout ratio (per‐share amount) following a bond conversion and share buyback. It provides the original and adjusted dividend amounts and relevant dates. This fits the definition of a Notice of Dividend Amount (DIV).
2026-05-28 Chinese
本公司受邀參加花旗證券舉辦之投資論壇
Regulatory Filings Classification · 85% confidence The document is a brief TSEC-style disclosure by listed company 8028 announcing that it will attend a Citi Securities investment forum to explain its Q1 results. It contains no substantive financial statements or presentation slides, only event details (date, time, place, topic). It is an event announcement under regulatory disclosure rules rather than an actual investor presentation, earnings release, or detailed report. No proxy, M&A, dividend, or board changes are involved. Thus it falls into the fallback category of general regulatory filings (RNS).
2026-05-25 Chinese
本公司受邀參加高盛證券舉辦之投資論壇
Regulatory Filings Classification · 80% confidence The document is a short mandatory disclosure from the Taiwan Public Information Observations Station announcing that Sunplus Semiconductor (8028) has been invited to participate in a Goldman Sachs–hosted investment forum. It simply provides logistics for an upcoming investor conference (“法人說明會”) and does not contain any substantive financial statements, slide decks, transcripts, or voting results. It is not an actual investor presentation file (IP) or interim report (IR), but rather a regulatory announcement of an event. Therefore, it falls under the fallback category for general regulatory filings.
2026-05-25 Chinese
本公司受邀參加富邦證券舉辦之投資論壇
Regulatory Filings Classification · 85% confidence The document is a Taiwan stock exchange regulatory announcement (公開資訊觀測站) notifying the market of an upcoming institutional investor meeting (“法人說明會”) where Q1 results will be discussed. It does not contain actual financial statements or presentation materials nor is it announcing the publication of a report. It is a general regulatory filing under market disclosure rules, so it falls into the fallback category of Regulatory Filings (RNS).
2026-05-25 Chinese
115年06月法人說明會簡報 — 802820260524E001.pdf
Investor Presentation Classification · 93% confidence The document is a slide deck titled “2026 First Quarter Earnings Conference” containing a Safe Harbor notice, agenda slides, strategic pillars, market data, ESG messaging, and summarized quarterly financial highlights. It is clearly an investor-facing presentation summarizing performance, outlook, and strategy rather than the formal regulatory filing itself. This matches the definition of an Investor Presentation (IP).
2026-05-25 English
115年06月法人說明會簡報 — 802820260524M001.pdf
Investor Presentation Classification · 92% confidence The document is a slide deck (“法人說明會” = institutional investor briefing) with a cover slide, disclaimer, agenda, charts on technology, market positioning, ESG, and detailed Q1 2026 financial highlights. It is neither a formal regulatory filing nor a call transcript but a corporate investor presentation focusing on strategy, metrics, and outlook. Therefore, it is classified as Investor Presentation (IP).
2026-05-25 Chinese

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