What is the market cap of HiDeep?

The market capitalisation of HiDeep was ₩27B at the close on Oct 27, 2026.

Who are the largest shareholders of HiDeep?

According to the latest official filings, the largest reported holders are Ko Beom-gyu (50.38%, as of Sep 10, 2026); Tiger Asset Management Discretionary Investment (9.73%, as of Dec 10, 2025); Ko Tae-hun (1.70%, as of Sep 10, 2026).

When is the next earnings report from HiDeep?

Korean companies rarely announce results dates in advance. Based on when HiDeep filed the same report in past years, its next 3q results is expected between Nov 10, 2026 and Nov 14, 2026.

Does the National Pension Service own HiDeep?

Yes. The National Pension Service held 0.73% of HiDeep shares as of Dec 31, 2024.

KOSDAQ · 365590 · Semiconductors · ₩365590

HiDeep하이딥

365590 · KOSDAQ · ₩365590 · 하이딥

₩1,445▲ ₩86 (6.33%)End-of-day · Oct 27, 2026 · End-of-day prices.

Trade

Price · 1Y −68.33%

Market cap: ₩27B
Enterprise value: ₩32B
P/E: —
P/B: 10.5×
Dividend yield: 0.0%
ROE: −671.6%
Net margin: −3,760.7%

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−82.8% from the high

₩1,178Today: ₩1,359 – ₩1,457₩8,400

Returns

1W−6.3%
1M+12.8%
3M−11.9%
6M−64.6%
YTD−74.5%
1Y−68.3%

Volume today: 80,003; 0.6× the 20-day average
Traded today: ₩112M
Listed shares: 18,407,275
EPS (12 months): −₩925; Earnings yield −64.0%

Sell Buy

AI researchResearch being writtenOur AI is writing a report on this company from filed data, prices and news. Check back soon.

Upcoming dates

Nov 16Earnings Expected · 3Q results

Full calendar →

🎁 Gift this stock

Send a friend ₩100,000 of paper money in this stock. They get it when they join.

X f WA TG r/in @

Why is it moving?

+6.3% on Oct 27, 2026.

• Foreign investors bought a net ₩10M 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

Quiet

BuzzQuietBuzz 35 of 100 (50 is a normal day for this stock).
MomentumStrong13.7% over the last month; the price is above its 20-day average.

Signals describe activity, not recommendations. Not financial advice.

HiDeep stock overview

HiDeep (하이딥, KRX: 365590) is listed on KOSDAQ, in the Semiconductors sector. The company is a fabless semiconductor firm that develops touch and stylus solutions for mobile devices, including touch controller ICs and stylus pens for smartphones, foldable phones, smartwatches, tablets, and notebooks. Its shares closed at ₩1,445 on Oct 27, 2026, up 6.33% on the day, giving it a market value of ₩27B.

Market cap: ₩27B
Sector: Semiconductors
Latest price change: +6.33%
As of: Oct 27, 2026
Main business: The company is a fabless semiconductor firm that develops touch and stylus solutions for mobile devices, including touch controller ICs and stylus pens for smartphones, foldable phones, smartwatches, tablets, and notebooks.

Quick answers about HiDeep

What does HiDeep do?: The company is a fabless semiconductor firm that develops touch and stylus solutions for mobile devices, including touch controller ICs and stylus pens for smartphones, foldable phones, smartwatches, tablets, and notebooks. Its products are sold directly to mobile device makers and display companies, with a Casino display touch IC also supplied to a major casino gaming display maker in Korea. Manufacturing is outsourced to foundries, and the company holds a portfolio of patents and is pursuing partnerships with global customers.
What is the market cap of HiDeep?: The market capitalisation of HiDeep was ₩27B at the close on Oct 27, 2026.
Who are the largest shareholders of HiDeep?: According to the latest official filings, the largest reported holders are Ko Beom-gyu (50.38%, as of Sep 10, 2026); Tiger Asset Management Discretionary Investment (9.73%, as of Dec 10, 2025); Ko Tae-hun (1.70%, as of Sep 10, 2026).
When is the next earnings report from HiDeep?: Korean companies rarely announce results dates in advance. Based on when HiDeep filed the same report in past years, its next 3q results is expected between Nov 10, 2026 and Nov 14, 2026.
Does the National Pension Service own HiDeep?: Yes. The National Pension Service held 0.73% of HiDeep shares as of Dec 31, 2024.

Company profile

The company is a fabless semiconductor firm that develops touch and stylus solutions for mobile devices, including touch controller ICs and stylus pens for smartphones, foldable phones, smartwatches, tablets, and notebooks. Its products are sold directly to mobile device makers and display companies, with a Casino display touch IC also supplied to a major casino gaming display maker in Korea. Manufacturing is outsourced to foundries, and the company holds a portfolio of patents and is pursuing partnerships with global customers.

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

Korean name: 하이딥
Sector: Semiconductors
Themes: Foundry & chip design
CEO: 고범규
Founded: Sep 2020
Listed: Dec 2020
Listed shares: 18,407,275
Fiscal year ends: Month 12
Website: www.hideep.com

Similar companies

SK hynix000660 · ₩980T₩1,341,000+5.18%
DB HiTek000990 · ₩4.1T₩94,800+1.83%
Fadu440110 · ₩2.4T₩48,000+7.14%
Hana Micron067310 · ₩2.4T₩35,500+5.34%
Jeju Semiconductor080220 · ₩2.2T₩63,900+4.24%
SFA Semicon036540 · ₩1.4T₩8,720+7.26%
Hana Materials166090 · ₩1T₩50,800+3.36%
HD Hyundai Energy Solutions322000 · ₩944B₩84,300−12.46%

Recent filings

See all

Titles in Korean until English translations are added.

Key numbers

Volume: 80,003
Traded value: ₩112M
Day range: ₩1,359 – ₩1,457
Revenue (TTM): ₩453M
Operating margin: −2,863.4%
Net margin: −3,760.7%
ROE: −671.6%
Revenue growth (last year): −70.0%
Liabilities to equity: 426%
Foreign ownership: 0.00%
Short balance: 0.00%

Trailing 12 months from filed financial statements, as of H1 2026.

Who owns HiDeep?

See all

Ko Beom-gyu고범규CEO5% reportInsider report50.38%9.3M sharesas of Sep 10, 2026
Tiger Asset Management Discretionary Investment타이거자산운용투자일임5% report9.73%16.4M sharesas of Dec 10, 2025
Ko Tae-hun고태훈Executive vice presidentInsider report1.70%313.1K sharesas of Sep 10, 2026
Cho Young-ho조영호Executive vice presidentInsider report0.83%152.7K sharesas of Sep 10, 2026
Kim Yoon-jung김윤정Executive vice presidentInsider report0.76%139K sharesas of Sep 10, 2026
National Pension Service국민연금공단NPS year-end0.73%as of Dec 31, 2024

From official filings only: 5% reports and executives' and major shareholders' reports (Korea), and US funds' Form N-PORT and US managers' Form 13F (ADRs) reports. Each holder shows its latest report and the date it was as of; the same holder in two reports is shown once.

Institutions holding 5% or more

All institutions →

Tiger Asset ManagementEst. avg cost ₩20,4319.73%−92.9%

Only holdings of 5% or more are disclosed. We add up every reported trade (shares × the price in the filing, or that day's close when the filing gives none) to estimate an average cost, then value the stake at the latest close. Shares held before the first reported trade count at that day's close. It is an estimate, not the institution's real return.

National Pension Service

0.73% of shares

Year-end 2024 holding

Worth ₩700M

NPS stake by year-end

NPS year-end holdings, published annually.

Also known as: HiDeep / 하이딥 / 365590 / KRX:365590

Source: KRX statistical information