UMC UNITED MICROELECTRONICS CORP
Price Chart
Executive Summary
UMC filed a 6-K reporting two routine items: (1) a capital reduction of ~0.012% of outstanding shares due to cancellation of RSA, with book value per share unchanged at NT$32.34; (2) cumulative share repurchases exceeding NTD$300 million, with 16.75 million shares (0.13% of outstanding) repurchased at average NT$98.12. Neither event has material financial impact.
Actionable Insight
No material impact from this filing. Monitor upcoming Q2 2026 earnings for fundamental trends in semiconductor demand and UMC's utilization rates.
Key Facts
- Capital reduction approved on 2026/05/12; shares outstanding decreased from 12,578,524,619 to 12,576,984,870.
- Book value per share remained effectively flat at NT$32.34 (from NT$32.33).
- Cumulative repurchases of 16,751,000 shares (0.13% of total outstanding) as of 2026/05/13.
- Total repurchase amount of NTD$637,759,742 at average price NT$98.12 per share.
Financial Impact
Negligible. Capital reduction reduces shares by ~0.012%; buyback represents 0.13% of shares outstanding.
Market Snapshot
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 6-K Filing (Primary) | 0001193125-26-220535 |
| Document: umc-ex99.htm | 0001193125-26-220535 |
| Document: 0001193125-26-220535-index-headers.html | 0001193125-26-220535 |
| Document: 0001193125-26-220535-index.html | 0001193125-26-220535 |
| Document: 0001193125-26-220535.txt | 0001193125-26-220535 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
May 15, 2026
5d ago
|
6-K
| — | awaiting T+5 | — | — |
|
May 13, 2026
7d ago
|
6-K
| $15.92 $17.58 | ▲ +10.43% | ▲ +11.59% | $17.56 (+10.30%) |
|
May 12, 2026
8d ago
|
6-K
| $16.06 $17.12 | ▲ +6.60% | ▲ +6.52% | $17.56 (+9.34%) |
|
May 8, 2026
12d ago
|
6-K
| $15.42 $17.13 | ▲ +11.09% | ▲ +9.63% | $17.56 (+13.88%) |
|
May 7, 2026
13d ago
|
6-K
| $15.16 $15.92 | ▲ +5.01% | ▲ +3.51% | $17.56 (+15.83%) |
|
Apr 21, 2026
29d ago
|
6-K
| $12.33 $11.66 | ▼ −5.43% | ▼ −6.52% | $17.56 (+42.42%) |
|
Apr 15, 2026
5w ago
|
6-K
| $9.95 $12.71 | ▲ +27.74% | ▲ +26.10% | $17.56 (+76.48%) |
|
Apr 8, 2026
6w ago
|
6-K
| $9.47 $9.95 | ▲ +5.07% | ▲ +1.55% | $17.56 (+85.43%) |
US Market Status
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