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COURT-RULING ·Filed Oct 7, 2026

UMC

UNITED MICROELECTRONICS CORP
NEUTRAL
Impact 2/10
Horizonmonths Processed20d 10h ago CourtCourt Ruling · govinfo.gov
Court ruling (district)
Actionable Insight • Neutral

This is a procedural venue ruling with no substantive impact on UMC. Monitor future rulings on claim construction, summary judgment, or trial for material patent infringement exposure.

DirectionNeutral
Confidencehigh
Horizonmonths
Latest settled — T+5d
UMC ▼ -8.33% at T+5d
NEUTRAL call -8.33% · α vs SPY -8.05% · entry $22.82 → $20.92
Next anchor: T+20d in 9d
Latest observation: T+11 -6.33% FF3 residual α
Entry = T+0 close
Oct 8, 2026
via day close
T+1d
+0.61%
call +0.61% · α +0.01%
$22.96
settled 18d ago
T+5d
-8.33%
call -8.33% · α -8.05%
$20.92
settled 12d ago
T+20d
Pending
in 9d
T+60d
Pending
in 2mo

Price Chart

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Executive Summary

The Eastern District of Texas denied TSMC's motion to transfer a patent infringement case to the Northern District of California. The ruling is procedural and does not involve UMC directly — UMC is the defendant in the lead case (2:24-cv-00730), but this opinion addresses only TSMC's transfer motion in the member case. No substantive liability or damages determination was made.

Court Ruling Details

Ruling Date
Oct 7, 2026
Court
United States District Court for the Eastern District of Texas, Marshall Division
Court Level
District
Judge
Rodney Gilstrap
Case Type
patent
Ruling Type
procedural
Outcome
WIN — ruling favors this company
Precedent Risk
LOW

Key Facts

  • UMC is the defendant in lead case 2:24-cv-00730, but this opinion addresses only TSMC's transfer motion in member case 2:24-cv-00623.
  • TSMC's motion to transfer to the Northern District of California was DENIED.
  • The ruling is procedural — no liability, damages, or injunction was decided.
  • The case remains pending in the Eastern District of Texas against both UMC and TSMC.

Financial Impact

No financial impact — procedural venue ruling only.

Risk Factors

  • UMC remains a defendant in a patent infringement case that will proceed in EDTX.
  • No damages or liability findings yet — risk is contingent on future rulings.

Investment Themes

Documents Analyzed

This report is based on 1 court opinion.

DocumentAccession Number
COURT-RULING Data (Synthetic)court-15fb218010-UMC
32 reports for UMC
Performance horizon
63% Hit rate @ T+5 5 of 8 directional calls Went positive at some point 6 of 8 best @ T+20▲ +23.67%Sep 22, 2026
Filters
Rows
Reports for UMC — sortable, filterable
TypeNow
Oct 23, 2026
4d ago
6-K
NEUTRAL ★ 3/10
$18.89awaiting T+5—$19.18 (+1.54%)
Oct 13, 2026
14d ago
6-K
NEUTRAL ★ 3/10
$22.39 $19.67▼ −12.15%▼ −11.00%$19.18 (−14.34%)
Oct 7, 2026
20d ago
Court Ruling
NEUTRAL ★ 2/10
$22.82 $20.92▼ −8.33%▼ −8.05%$19.18 (−15.95%)
Oct 6, 2026
21d ago
6-K
BULLISH ★ 5/10
$23.19 $22.39▼ −3.45%▼ −3.31%$19.18 (−17.29%)
Oct 5, 2026
21d ago
6-K
BEARISH ★ 6/10
$23.92 $22.55▲ +5.73%▲ +6.15%$19.18 (+19.82%)
Sep 29, 2026
28d ago
6-K
NEUTRAL ★ 1/10
$24.72 $23.19▼ −6.19%▼ −8.14%$19.18 (−22.41%)
Sep 22, 2026
5w ago
Insider Cluster
BEARISH ★ 8/10
$25.77 $24.72▲ +4.07%▲ +2.89%$19.18 (+25.57%)
Sep 4, 2026
7w ago
6-K
BULLISH ★ 5/10
$20.77 $21.90▲ +5.44%▲ +6.65%$19.18 (−7.66%)
Sep 2, 2026
7w ago
6-K
NEUTRAL ★ 2/10
$19.97 $22.12▲ +10.77%▲ +11.72%$19.18 (−3.96%)
Aug 26, 2026
8w ago
6-K
BEARISH ★ 5/10
$19.03 $19.97▼ −4.94%▼ −5.06%$19.18 (−0.79%)
Showing 10 of 32

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⚖ Court Ruling · govinfo.gov Report published Oct 7, 2026