6-K ·Filed Jun 22, 2026

UMC

UNITED MICROELECTRONICS CORP
NEUTRAL
Impact 2/10
Horizonimmediate Processed3mo ago SEC0001193125-26-276606
Notable filing: 6-K
Actionable Insight • Neutral

The denial of the Intel collaboration rumor removes a potential positive catalyst; the Novatek share disposal is a routine bond conversion. No immediate trading signal — monitor for any subsequent confirmation or denial of the Intel rumor from other sources.

DirectionNeutral
Confidencehigh
Horizonimmediate
Final — all horizons settled through T+60d ⚠ clustered
UMC ▼ -21.42% at T+60d
NEUTRAL call ✗ call lost -21.42% · α vs SPY -23.16% · entry $27.50 → $21.61
Entry anchored
Jun 22, 06:01 AM ET
via exchange tick
T+1d
-4.73%
call -4.73% · α -3.28%
$26.20
settled 3mo ago
T+5d
-2.40%
call -2.40% · α -1.94%
$26.84
settled 3mo ago
T+20d
-22.73%
call -22.73% · α -22.58%
$21.25
settled 2mo ago
T+60d
-21.42%
call -21.42% · α -23.16%
$21.61
settled 16d ago

Price Chart

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Executive Summary

UMC filed a 6-K denying a news report that it is collaborating with Intel on 12nm and 3nm process technologies, stating it does not comment on market rumors. Separately, UMC disclosed the disposal of 3.5 million Novatek Microelectronics shares via conversion of zero-coupon exchangeable bonds, generating a retained earnings impact of approximately NT$1.4 billion with no effect on net income. Neither event is material for UMC's $64.7B market cap.

Key Facts

  • UMC denies collaboration with Intel on 12nm/3nm process technologies, calling the report speculative.
  • UMC disposed of 3,500,832 Novatek Microelectronics common shares at an average price of NT$479.8 per share, total NT$1,679,699,193.
  • The disposal was a conversion of zero-coupon exchangeable bonds due 2026, with a retained earnings impact of NT$1,396,704,971 (no impact to net income).
  • Post-disposal, UMC holds 8,873,025 Novatek shares (1.46% stake).

Financial Impact

Disposal of Novatek shares worth ~NT$1.68B (approx. US$51M) with retained earnings impact of ~NT$1.4B; immaterial relative to UMC's $64.7B market cap.

retained earnings

Risk Factors

  • Intel collaboration rumor could resurface if confirmed by other parties, creating volatility.
  • Further Novatek share sales could pressure UMC's retained earnings if bond conversions continue.

Market Snapshot

Exchange
NYSE
Sector
Semiconductors & Related Devices
Analyst Consensus
41% bullish (32 analysts)

Investment Themes

Semiconductors

Documents Analyzed

This report is based on 5 SEC documents filed with EDGAR.

DocumentAccession Number
6-K Filing (Primary)0001193125-26-276606
Document: 6k_on_06222026.htm0001193125-26-276606
Document: 0001193125-26-276606-index-headers.html0001193125-26-276606
Document: 0001193125-26-276606-index.html0001193125-26-276606
Document: 0001193125-26-276606.txt0001193125-26-276606
25 reports for UMC
Performance horizon
60% Hit rate 3 of 5 directional calls best @ T+1▲ +6.91%Jun 23, 2026
Filters
Rows
Reports for UMC — sortable, filterable
TypeNow
Sep 4, 2026
28d ago
6-K
BULLISH ★ 5/10
$20.77 $21.90▲ +5.44%▲ +6.65%$26.27 (+26.48%)
Sep 2, 2026
4w ago
6-K
NEUTRAL ★ 2/10
$19.97 $22.12▲ +10.77%▲ +11.72%$26.27 (+31.55%)
Aug 26, 2026
5w ago
6-K
BEARISH ★ 5/10
$19.03 $19.97▼ −4.94%▼ −5.06%$26.27 (−38.05%)
Aug 14, 2026
7w ago
6-K
BEARISH ★ 5/10
$19.15 $18.34▲ +4.23%▲ +2.86%$26.27 (−37.18%)
Aug 5, 2026
8w ago
6-K
NEUTRAL ★ 2/10
$19.29 $19.31▲ +0.10%▼ −0.25%$26.27 (+36.18%)
Jul 21, 2026
10w ago
6-K
NEUTRAL ★ 2/10
$21.19 $19.08▼ −9.96%▼ −8.73%$26.27 (+23.97%)
Jul 15, 2026
11w ago
6-K
NEUTRAL ★ 2/10
$24.92 $21.29▼ −14.57%▼ −13.59%$26.27 (+5.42%)
Jul 14, 2026
11w ago
6-K
NEUTRAL ★ 3/10
$23.84 $20.30▼ −14.85%▼ −13.55%$26.27 (+10.19%)
Jul 6, 2026
12w ago
6-K
BULLISH ★ 5/10
$25.83 $24.34▼ −5.77%▼ −6.26%$26.27 (+1.70%)
Jun 29, 2026
13w ago
6-K
NEUTRAL ★ 3/10
$26.84 $25.83▼ −3.76%▼ −5.15%$26.27 (−2.12%)
Showing 10 of 25

US Market Status

Market Closed — Opens Mon (39h 27m)

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