Cmtx

388210 · KOSDAQ · ₩388210 · 씨엠티엑스

₩61,800▲ ₩3,700 (6.37%)End-of-day · Oct 27, 2026 · End-of-day prices.
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Price · 1Y −53.04%
Market cap
₩597B
Enterprise value
₩545B
P/E
14.0×
P/B
2.9×
Dividend yield
0.0%
ROE
20.6%
Net margin
24.3%

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−63.7% from the high

₩56,500Today: ₩59,900 – ₩64,500₩170,300

Returns

  • 1W−9.4%
  • 1M−30.2%
  • 3M−11.0%
  • 6M−59.4%
  • YTD−38.1%
  • 1Y—
Volume today
81,973
1.0× the 20-day average
Traded today
₩5.1B
Listed shares
9,654,438
EPS (12 months)
₩4,405
Earnings yield 7.1%

Why is it moving?

+6.4% on Oct 27, 2026.

  • • Foreign investors bought a net ₩1.7B 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

42Quiet
  • BuzzQuietBuzz 42 of 100 (50 is a normal day for this stock).
  • MomentumWeak-27.1% over the last month; the price is below its 20-day average.

Signals describe activity, not recommendations. Not financial advice.

Leveraged ETF flows

Estimated leveraged-ETF rebalance on Oct 27: buy ₩190M at the close (2.8% of 20-day average trading value)

Sep 28Last 20 trading days (% of average trading value)Oct 27

On its 35 biggest days of the last 60 (moves of 3%+), the estimated pressure averaged 14.6% of trading value and pointed the same way 30 of 35 times.

  • 2× KODEX KOSDAQ150 Leverage ₩155M
  • 2× TIGER KOSDAQ150 Leverage ₩18M
  • -1× KODEX KOSDAQ150 Futures Inverse ₩11M
  • 2× RISE KOSDAQ150 Futures Leverage ₩3.2M

Mostly via futures: index funds hedge with KOSPI 200 / KOSDAQ 150 futures, spread here over the index's largest members by market value.

Final after the close. An intraday "if the close were now" estimate needs real-time prices, which we don't have yet.

Estimate based on ETF size and daily moves; actual trades may differ.

ETFs holding this

All ETFs →

Held by 11 funds.

Estimated from the funds' index or underlying stock.

Cmtx stock overview

Cmtx (씨엠티엑스, KRX: 388210) is listed on KOSDAQ, in the Electronic components sector. The company manufactures high-performance precision components used in semiconductor etching and deposition processes, a core stage of semiconductor front-end manufacturing. Its shares closed at ₩61,800 on Oct 27, 2026, up 6.37% on the day, giving it a market value of ₩597B.

Key facts

Market cap
₩597B
Sector
Electronic components
Latest price change
+6.37%
As of
Oct 27, 2026
Main business
The company manufactures high-performance precision components used in semiconductor etching and deposition processes, a core stage of semiconductor front-end manufacturing.

Quick answers about Cmtx

What does Cmtx do?
The company manufactures high-performance precision components used in semiconductor etching and deposition processes, a core stage of semiconductor front-end manufacturing. Its main product lines are silicon parts, which are consumable parts used inside plasma etching equipment reaction chambers, along with ceramic parts and sapphire parts for high-temperature, high-chemical-resistance processes. Its revenue is driven mainly by silicon parts sold as main consumables for semiconductor etching equipment, and it was founded in 2013.
What is the market cap of Cmtx?
The market capitalisation of Cmtx was ₩597B at the close on Oct 27, 2026.
Who are the largest shareholders of Cmtx?
According to the latest official filings, the largest reported holders are Park Sung-hoon (31.61%, as of Apr 24, 2026); Korea Semiconductor Materials & Parts No. 1 Private Equity Fund (14.15%, as of Nov 26, 2025); Korea Development Bank (6.63%, as of Oct 8, 2026).
When is the next earnings report from Cmtx?
Korean companies rarely announce results dates in advance. Based on when Cmtx filed the same report in past years, its next 3q results is expected around Nov 14, 2026.
Does the National Pension Service own Cmtx?
Yes. The National Pension Service held 3.87% of Cmtx shares as of Jul 1, 2026.

Company profile

The company manufactures high-performance precision components used in semiconductor etching and deposition processes, a core stage of semiconductor front-end manufacturing. Its main product lines are silicon parts, which are consumable parts used inside plasma etching equipment reaction chambers, along with ceramic parts and sapphire parts for high-temperature, high-chemical-resistance processes. Its revenue is driven mainly by silicon parts sold as main consumables for semiconductor etching equipment, and it was founded in 2013.

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

Korean name
씨엠티엑스
CEO
박성훈, 박종화 (각자)
Founded
Jan 2013
Listed
Nov 2025
Listed shares
9,654,438
Fiscal year ends
Month 12
Website
cmtx.co.kr

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Titles in Korean until English translations are added.

Also known as: Cmtx / 씨엠티엑스 / 388210 / KRX:388210

Source: KRX statistical information