TMC

217590 · KOSPI · ₩217590 · 티엠씨

₩10,940▼ ₩610 (5.28%)End-of-day · Oct 29, 2026 · End-of-day prices.
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Price · 1Y −34.76%
Market cap
₩264B
Enterprise value
₩260B
P/E
—
P/B
2.3×
Dividend yield
0.5%
ROE
−0.4%
Net margin
−0.1%

Trailing 12 months from filed financial statements, as of H1 2026. Dividend yield: the 2025 dividend per share from the annual report ÷ today's price.

52-week range−71.7% from the high

₩8,820Today: ₩10,840 – ₩11,880₩38,700

Returns

  • 1W−6.2%
  • 1M−20.8%
  • 3M+18.5%
  • 6M−62.2%
  • YTD−27.7%
  • 1Y—
Volume today
715,050
0.5× the 20-day average
Traded today
₩8B
Listed shares
24,094,225
EPS (12 months)
−₩18
Earnings yield −0.2%

Why is it moving?

−5.3% on Oct 29, 2026.

  • • Foreign investors sold a net ₩1.2B that day

We found no news, filing or broker report explaining it yet. Moves without news happen; it may come later.

Possible reasons, not certainties. Not financial advice.

Signals

31Quiet
  • BuzzQuietBuzz 31 of 100 (50 is a normal day for this stock).
  • MomentumWeak-21.1% over the last month; the price is below its 20-day average.

Signals describe activity, not recommendations. Not financial advice.

TMC stock overview

TMC (티엠씨, KRX: 217590) is listed on KOSPI, in the Electrical equipment sector. The company manufactures and supplies industrial cables, centered on high-reliability cables used in ships and offshore industries, and is expanding into power and communication infrastructure. Its shares closed at ₩10,940 on Oct 29, 2026, down 5.28% on the day, giving it a market value of ₩264B.

Key facts

Market cap
₩264B
Sector
Electrical equipment
Latest price change
−5.28%
As of
Oct 29, 2026
Main business
The company manufactures and supplies industrial cables, centered on high-reliability cables used in ships and offshore industries, and is expanding into power and communication infrastructure.

Quick answers about TMC

What does TMC do?
The company manufactures and supplies industrial cables, centered on high-reliability cables used in ships and offshore industries, and is expanding into power and communication infrastructure. Its main products are marine and offshore cables supplied to domestic and foreign shipyards and offshore-related industries, along with optical communication cables and cables for nuclear power, data centers and other power infrastructure, which it is developing and certifying. The company also makes electrical components for automotive applications through a subsidiary, and its operations are described as serving domestic and global markets.
What is the market cap of TMC?
The market capitalisation of TMC was ₩264B at the close on Oct 29, 2026.
Who are the largest shareholders of TMC?
According to the latest official filings, the largest reported holders are KPF (54.71%, as of Apr 24, 2026); Pectus-JB Woori New Technology Business Investment Partnership No. 1 (4.98%, as of Aug 24, 2026); National Pension Service (0.40%, as of Dec 31, 2025).
When is the next earnings report from TMC?
Korean companies rarely announce results dates in advance. Based on when TMC filed the same report in past years, its next 3q results is expected around Dec 18, 2026.
Does the National Pension Service own TMC?
Yes. The National Pension Service held 0.40% of TMC shares as of Dec 31, 2025.

Company profile

The company manufactures and supplies industrial cables, centered on high-reliability cables used in ships and offshore industries, and is expanding into power and communication infrastructure. Its main products are marine and offshore cables supplied to domestic and foreign shipyards and offshore-related industries, along with optical communication cables and cables for nuclear power, data centers and other power infrastructure, which it is developing and certifying. The company also makes electrical components for automotive applications through a subsidiary, and its operations are described as serving domestic and global markets.

Written by AI from the company's latest annual report.

Korean name
티엠씨
CEO
지영완
Founded
Dec 2012
Listed
Dec 2025
Listed shares
24,094,225
Fiscal year ends
Month 12

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Titles in Korean until English translations are added.

Also known as: TMC / 티엠씨 / 217590 / KRX:217590

Source: KRX statistical information