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Coreline Soft Co., Ltd. Stock: price and insider trades · South Korea

코어라인소프트

KR·Mcap ₩36.1BHealth Care

1 insider bought shares over the last 90 days, the latest by 정우석, filed 09 Nov 2026.

Coreline Soft Co., Ltd.: what insiders have been doing

This page follows insider dealings at Coreline Soft Co., Ltd. as filed with DART (FSS), a company from the Health Care sector. Between 9 November 2025 and 9 November 2026, 3 insiders published 11 filings.

Every open-market trade in the period is a purchase: 9 purchases worth €68k, from 2 insiders, and not a single sale. The amount is not disclosed for 4 filings. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Among those who bought: 1 finance chief. Biggest ticket of the year: €39k, bought by 김진국 and made public on 13 April 2026 (0.13% of market cap).

Compared with its exchange (2,657 companies, median 7 filings), a count of 11 filings is above the norm. Since 2023, the database holds 19 purchases and 4 sales by insiders of the company.

In the case of 3 purchases, another manager of the company was buying within the same 30 days. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase. The last purchase on record was published on 9 November 2026, which is 0 days ago. The median gap between a trade and its publication by DART (FSS) is 15 days. That lag is the time during which only the insider knows about the trade.

In the same sector, recent insider purchases at Dynavox Group AB and Vetoquinol SA also feature in our signals. These figures are compiled from regulatory filings published by DART (FSS). They describe what insiders did and are not a recommendation.

Insider Decl.
29
Thresholds
n/a
Buy Volume
€4M
19 ops. · all time
Sell Volume
€4M
4 ops. · all time

Who traded when

BuySale
정우석8 buys1 sale
김진국2 buys2 sales
박준민1 buy
이재연1 sale

Since the insiders bought

  • Filed 12 May 2026 · 181 days ago · €17k
    -47.7%
    Entry ₩3,840 · Close 06 Nov 2026 ₩2,010
  • Filed 13 Apr 2026 · 210 days ago · €39k
    -38.2%
    Entry ₩3,255 · Close 06 Nov 2026 ₩2,010
  • Filed 26 Sept 2023 · 1140 days ago · €140k
    -67.9%
    Entry ₩25,950 · Close at T+365 ₩8,340

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 22,211 of 26,913 companies
28.6
score / 100
Value
6
Quality
52
FCF yld-42%
Earn yld-40%
EV/EBITDA·
ROE-74%
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

₩2,010
Analyst consensus
·
Income statement
Revenue₩4.3B
Gross profit₩4.3B100% margin
EBITDA-₩11.6B-271% margin
Net income-₩14.5B-267.7% margin
Valuation
Beta0.62
Balance sheet & cash
Market cap₩36.1B
Total debt₩14.3B
Free Cash Flow-₩15B
Debt / Equity69%
Profitability & ownership
ROE-73.9%
ROA-19.7%
% insiders17.2%
% institutions0.0%
Last declaration on 9 November 2026
Declarations31 total
  • ▲
    전무이사(CFO)Executives(filed)
    0DART
    1,309 sharesShareKRXDART:20261109000394
    Canonical exit: 7 Feb 2027 (T+90)
  • Other
    Other(filed)
    0DART
  • Other
    Other(filed)
    0DART
  • ▲
    전무이사(CFO)Executives(filed)
    €2,552est.0DART
    1,621 sharesShareKRXDART:20260804000063
    Canonical exit: 2 Nov 2026 (T+90)
  • ▲
    전무이사(CFO)Executives(filed)
    €2,523est.0DART
    1,515 sharesShareKRXDART:20260625000600
    Canonical exit: 23 Sept 2026 (T+90)
  • ▲
    전무이사(CFO)Executives(filed)
    €5,268est.0DART
    2,940 sharesShareKRXDART:20260605000209
    Canonical exit: 3 Sept 2026 (T+90)
  • ▲
    전무이사(CFO)Executives
    29M KRW37DART
    7,935 shares@ ₩3,667.12390.056% mcap57.8% of flowShareKRXDART:20260512000480
    Canonical exit: 26 Jul 2026 (T+90)
  • ▲
    전무이사(CFO)Executives
    7M KRW32DART
    2,035 shares@ ₩3,533.05260.014% mcap14.2% of flowShareKRXDART:20260424000225
    Canonical exit: 14 Jul 2026 (T+90)
  • ▲
    Executives
    €39k22DART
    22,018 shares0.13% mcap100.0% of flowKRXDART:20260413001698
    Canonical exit: 8 Jul 2026 (T+90)
  • ▲
    전무이사(CFO)Executives
    8M KRW21DART
    2,522 shares@ ₩3,167.69150.016% mcap16.0% of flowShareKRXDART:20260409001735
    Canonical exit: 9 Jun 2026 (T+90)
  • ●
    Executives
    Executives(filed)
    0DART
  • ●
    Executives
    Executives(filed)
    0DART
  • ▲
    전무이사(CFO)Executives
    6M KRW20DART
    1,735 shares@ ₩3,441.16480.012% mcap12.0% of flowShareKRXDART:20260306000950
    Canonical exit: 4 May 2026 (T+90)
  • ▼
    대량보유자Executives
    €39kest.0DART
    8,659 sharesKRXDART:20250609000033
  • ▼
    전무이사(CFO)Executives(filed)
    €22kest.0DART
    5,100 sharesShareKRXDART:20250530000326
  • ▼
    사내이사Executives(filed)
    €1.7Mest.0DART
    370,394 sharesShareKRXDART:20250523000526
  • ▼
    대표이사Executives(filed)
    €1.8Mest.0DART
    387,839 sharesShareKRXDART:20250523000523
  • ▲
    대량보유자Executives
    €1.4Mest.0DART
    293,507 sharesKRXDART:20250523000520
    Canonical exit: 14 Aug 2025 (T+90)
  • ▲
    상무이사(CPO)Executives(filed)
    €6,803est.0DART
    1,440 sharesShareKRXDART:20250523000529
    Canonical exit: 21 Aug 2025 (T+90)
  • ▲
    Executives
    €28kest.0DART
    2,540 sharesShareKRXDART:20240405002510
    Canonical exit: 29 Jun 2024 (T+90)
  • ▲
    대량보유자Executives
    €1.3Mest.0DART
    120,034 sharesKRXDART:20240405002454
    Canonical exit: 29 Jun 2024 (T+90)
  • ▲
    Executives
    €118kest.0DART
    10,010 sharesShareKRXDART:20240314001120
    Canonical exit: 2 Jan 2024 (T+90)
  • ▲
    Executives
    €307kest.0DART
    26,000 sharesShareKRXDART:20240314001074
    Canonical exit: 6 Jun 2024 (T+90)
  • ▲
    Executives
    €307kest.0DART
    26,010 sharesShareKRXDART:20240314001159
    Canonical exit: 2 Jan 2024 (T+90)
  • ●
    전무이사(CFO)Executives
    0DART
    ShareKRXDART:20231016000138

25 of 31 declarations

About Coreline Soft Co., Ltd.

Coreline Soft is a company specializing in the healthcare and pharmaceutical sector, listed on the XKRX. It focuses on developing software solutions for medical imaging.

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