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Qualitas Semiconductor Stock: price and insider trades · South Korea

퀄리타스반도체

KR·Mcap ₩135.1BTechnology

5 insiders bought €372k of shares over the last 90 days, the latest by 경일현, filed 29 Oct 2026.

Cluster: 3 buyers in 30 days
Insider Decl.
69
Thresholds
n/a
Buy Volume
€4M
33 ops. · all time
Sell Volume
€18M
20 ops. · all time

Who traded when

BuySale
경일현3 buys3 sales
김두호6 sales
박용현1 buy3 sales
이재철2 buys1 sale
최광천3 sales
이종성1 buy1 sale

+6 other insiders

Since the insiders bought

  • Filed 23 Apr 2026 · 200 days ago · €13k
    -52.6%
    Entry ₩20,400 · Close 02 Nov 2026 ₩9,660
  • Filed 03 Apr 2026 · 220 days ago · €81k
    -37.6%
    Entry ₩15,480 · Close 02 Nov 2026 ₩9,660
  • Filed 03 Apr 2026 · 220 days ago · €8,811
    -37.6%
    Entry ₩15,480 · Close 02 Nov 2026 ₩9,660

Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.

This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.

Fundamental score
Ranked 21,130 of 26,913 companies
31.9
score / 100
Value
12
Quality
52
FCF yld-16%
Earn yld-22%
EV/EBITDA·
ROE-58%
Gross mgn100%
Net mgn·
Debt/EBITDA·
Pillars2/3

Transparent value + quality ranking, distinct from the insider signal.

Financial data

as of FY 2025

FY ended December 2025 · cache

₩9,520
Analyst consensus
·
Income statement
Revenue₩5.4B
Gross profit₩5.4B100% margin
EBITDA-₩19.9B-373% margin
Net income-₩23.1B-261.1% margin
Valuation
Beta2.38
Balance sheet & cash
Market cap₩135.1B
Total debt₩23.5B
Free Cash Flow-₩17B
Debt / Equity74%
Profitability & ownership
ROE-57.6%
ROA-22.1%
% insiders29.8%
% institutions0.7%
Last declaration on 3 November 2026
Declarations71 total
  • Other
    Other(filed)
    0DART
  • ▼
    전무Executives(filed)
    0DART
    40,000 sharesShareKRXDART:20261103000349
  • ▲
    전무Executives(filed)
    €70kest.0DART
    11,385 sharesShareKRXDART:20261029000308
    Canonical exit: 27 Jan 2027 (T+90)
  • Other
    Other(filed)
    0DART
  • ▲
    이사Executives(filed)
    €27kest.0DART
    4,318 sharesShareKRXDART:20261027000234
    Canonical exit: 25 Jan 2027 (T+90)
  • ▲
    이사Executives(filed)
    €76kest.0DART
    12,163 sharesShareKRXDART:20261027000089
    Canonical exit: 25 Jan 2027 (T+90)
  • ▲
    이사Executives(filed)
    €86kest.0DART
    12,368 sharesShareKRXDART:20260929000643
    Canonical exit: 28 Dec 2026 (T+90)
  • ▲
    상무Executives(filed)
    €112kest.0DART
    16,480 sharesShareKRXDART:20260928000203
    Canonical exit: 27 Dec 2026 (T+90)
  • ▼
    Executives
    €1.3M10DART
    88,844 shares1.73% mcap100.0% of flowKRXDART:20260508000561
  • ▼
    전무Executives
    1B KRW37DART
    54,575 shares@ ₩26,275.51811.10% mcap100.0% of flowShareKRXDART:20260508000597
  • ▼
    대표이사Executives
    1B KRW42DART
    34,269 shares@ ₩30,128.000.79% mcap17.0% of flowShareKRXDART:20260508000574
  • ▼
    이사Executives
    106M KRW33DART
    5,000 shares@ ₩21,168.000.079% mcap100.0% of flowShareKRXDART:20260423000610
  • ▲
    전무Executives
    23M KRW12DART
    10,800 shares@ ₩2,100.000.017% mcap7.2% of flowShareKRXDART:20260423000656
    Canonical exit: 19 Jul 2026 (T+90)
  • ▼
    전무Executives
    5B KRW37DART
    269,920 shares@ ₩19,307.31593.90% mcap100.0% of flowShareKRXDART:20260417000601
  • ▼
    이사Executives
    410M KRW33DART
    20,000 shares@ ₩20,500.000.31% mcap100.0% of flowShareKRXDART:20260417000513
  • ▼
    상무Executives
    993M KRW37DART
    60,120 shares@ ₩16,520.70860.74% mcap100.0% of flowShareKRXDART:20260417000532
  • ▼
    Executives
    €3.0M28DART
    269,920 shares3.85% mcap83.0% of flowKRXDART:20260417000587
  • ▼
    전무Executives
    294M KRW37DART
    17,000 shares@ ₩17,305.64710.22% mcap92.8% of flowShareKRXDART:20260417000469
  • ▲
    이사Executives
    €81kest.0DART
    9,310 sharesShareKRXDART:20260403002509
    Canonical exit: 30 Jun 2026 (T+90)
  • ▲
    이사Executives
    €8,811est.0DART
    1,011 sharesShareKRXDART:20260403002248
    Canonical exit: 30 Jun 2026 (T+90)
  • ▼
    상무Executives
    €82kest.0DART
    8,400 sharesShareKRXDART:20260327000725
  • ●
    Executives
    Executives(filed)
    0DART
  • ▼
    전무Executives(filed)
    €29kest.0DART
    3,870 sharesShareKRXDART:20251224000688
  • ▼
    이사Executives(filed)
    €94kest.0DART
    11,915 sharesShareKRXDART:20251215000094
  • ▼
    대량보유자Executives
    €82kest.0DART
    10,000 sharesKRXDART:20251204000364

25 of 71 declarations

About Qualitas Semiconductor

April 2026 sales dominate the record of Qualitas Semiconductor (퀄리타스반도체), a Technology company on the Korea Exchange valued at KRW 140.5 billion: EUR 2,991,361 by 한평수 (전무, executive director) on April 15, 2026, EUR 2,954,085 by 김두호 on April 13, 2026, and EUR 1,327,929 by 김두호 on April 30, 2026. Nine sales carry an amount, EUR 9,757,125 in all with a median of EUR 603,987. The only purchase with an amount, EUR 13,086, is 경일현's (전무), on April 20, 2026.

김두호 (대표이사) has 23 filings, including 8 purchases and 7 sales; 경일현 has 7, with 4 purchases and 3 sales. The market side is 30 purchases against 19 sales (61% purchases). From July 24, 2024 to August 9, 2024, 6 filers bought.

Read moreShow less

The 65 filings were published from November 1, 2023 to September 29, 2026; 2024 is the busiest year with 28, followed by 16 in 2026. Insiders and declared holders hold 29.8% of the capital. Over twelve months: 24 filings, 5 purchases and 18 sales.

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