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G2GBIO Inc. Stock: price and insider trades · South Korea

지투지바이오

KR·Mcap ₩562.9BHealth Care

No insider purchase over the last 90 days. The latest, by 조훈희, was filed 05 Aug 2026.

G2GBIO Inc.: what insiders have been doing

Every trade that managers of G2GBIO Inc. disclose to DART (FSS) is tracked on this page. The company sits in the Health Care sector. Between 5 November 2025 and 5 November 2026, 13 insiders published 30 filings.

Both sides are active: 28 purchases worth €132k and 1 sale, from 12 insiders and 1 insider respectively. The totals exclude 24 filings filed without an amount. Unlike grants, an open-market purchase is paid for by the insider, at the market price. The largest single trade was a purchase of €53k by 이희용, published on 27 March 2026, equal to 0.013% of the market capitalisation. On the buying side, the filings list 9 board members, 2 senior executives and 2 chief executives among the declarants.

Within a 30-day window, 4 purchases overlapped with buying by a second insider. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase. The most recent open-market purchase was published on 5 August 2026, 96 days ago. Typically, a trade is published a median of 2 days after it takes place. Until a filing is published, the market cannot know about the trade.

With 30 filings in twelve months, the company is more active than the median of 7 filings across the 2,656 companies we follow on the same exchange. The full history, which starts in 2025, counts 29 purchases against 1 sale.

Elsewhere in the same sector, our signals recently picked up insider purchases at Dynavox Group AB and Vetoquinol SA. Source: insider filings from DART (FSS). Past trades are no guide to future returns.

Insider Decl.
31
Thresholds
n/a
Buy Volume
€241M
29 ops. · all time
Sell Volume
€2M
1 ops. · all time

Who traded when

BuySale
이희용7 buys1 sale
설은영3 buys
이주한3 buys
전교중3 buys
최희경3 buys
김복만2 buys

+6 other insiders

Since the insiders bought

  • Filed 21 May 2026 · 172 days ago · €5,756
    -48.4%
    Entry ₩62,900 · Close 03 Nov 2026 ₩32,450
  • Filed 27 Mar 2026 · 227 days ago · €53k
    -54.9%
    Entry ₩71,900 · Close 03 Nov 2026 ₩32,450
  • Filed 27 Mar 2026 · 227 days ago · €32k
    -54.9%
    Entry ₩71,900 · Close 03 Nov 2026 ₩32,450

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.

Financial data

as of FY 2025

FY ended December 2025 · cache

₩33,850
Analyst consensus
·
Income statement
Revenue₩423.1M
Gross profit-₩33.5M-8% margin
EBITDA-₩9.8B-2312% margin
Net income-₩12.1B-2857.1% margin
Balance sheet & cash
Market cap₩562.9B
Total debt₩7.1B
Free Cash Flow-₩14.2B
Profitability & ownership
% insiders17.2%
% institutions11.4%
Last declaration on 5 August 2026
Declarations33 total
  • Other
    Other(filed)
    0DART
  • Other
    Other(filed)
    0DART
  • ▲
    이사Executives(filed)
    €7,598est.0DART
    339 sharesShareKRXDART:20260805000464
    Canonical exit: 3 Nov 2026 (T+90)
  • ▲
    이사Executives(filed)
    €88kest.0DART
    3,000 sharesShareKRXDART:20260605000622
    Canonical exit: 3 Sept 2026 (T+90)
  • ▲
    대량보유자Executives(filed)
    €4.2Mest.0DART
    142,888 sharesKRXDART:20260605000612
    Canonical exit: 3 Sept 2026 (T+90)
  • ▲
    대량보유자Executives(filed)
    €45.0Mest.0DART
    1,526,926 sharesKRXDART:20260605000587
    Canonical exit: 3 Sept 2026 (T+90)
  • ▼
    대량보유자Executives(filed)
    €2.4Mest.0DART
    82,845 sharesKRXDART:20260605000597
  • ▲
    대량보유자Executives(filed)
    €83.5Mest.0DART
    2,834,838 sharesKRXDART:20260605000604
    Canonical exit: 3 Sept 2026 (T+90)
  • ▲
    상무이사Executives(filed)
    €108kest.0DART
    3,000 sharesShareKRXDART:20260522000631
    Canonical exit: 20 Aug 2026 (T+90)
  • ▲
    상무이사Executives(filed)
    €97kest.0DART
    3,000 sharesShareKRXDART:20260521000756
    Canonical exit: 19 Aug 2026 (T+90)
  • ▲
    Executives
    10M KRW10DART
    1,500 shares@ ₩6,690.00100.0% of flowShareKRXDART:20260521000746
    Canonical exit: 13 Aug 2026 (T+90)
  • ▲
    부사장Executives(filed)
    €91kest.0DART
    2,800 sharesShareKRXDART:20260521000730
    Canonical exit: 19 Aug 2026 (T+90)
  • ▲
    대표이사Executives
    92M KRW48DART
    1,200 shares@ ₩77,000.000.013% mcap100.0% of flowShareKRXDART:20260327000290
    Canonical exit: 23 Jun 2026 (T+90)
  • ▲
    상무이사Executives
    55M KRW33DART
    718 shares@ ₩77,100.000.0075% mcap100.0% of flowShareKRXDART:20260327000306
    Canonical exit: 23 Jun 2026 (T+90)
  • ▲
    사장Executives
    50M KRW48DART
    670 shares@ ₩74,000.000.0067% mcap100.0% of flowShareKRXDART:20260327000295
    Canonical exit: 25 Jun 2026 (T+90)
  • ▲
    부사장Executives
    23M KRW37DART
    300 shares@ ₩77,300.000.0032% mcap100.0% of flowShareKRXDART:20260327000302
    Canonical exit: 23 Jun 2026 (T+90)
  • ▲
    Executives
    0DART
    2,834,838 sharesKRXDART:20260319001184
    Canonical exit: 10 Jun 2026 (T+90)
  • ●
    Executives
    Executives(filed)
    0DART
  • ▲
    상무이사Executives(filed)
    €418kest.0DART
    8,000 sharesShareKRXDART:20260213002358
    Canonical exit: 14 May 2026 (T+90)
  • ▲
    전무이사Executives(filed)
    €157kest.0DART
    3,000 sharesShareKRXDART:20260213002332
    Canonical exit: 14 May 2026 (T+90)
  • ▲
    부사장Executives(filed)
    €1.2Mest.0DART
    22,500 sharesShareKRXDART:20260213002312
    Canonical exit: 14 May 2026 (T+90)
  • ▲
    사장Executives(filed)
    €995kest.0DART
    19,050 sharesShareKRXDART:20260213002297
    Canonical exit: 14 May 2026 (T+90)
  • ▲
    감사Executives(filed)
    €78kest.0DART
    1,500 sharesShareKRXDART:20260213002323
    Canonical exit: 14 May 2026 (T+90)
  • ▲
    대표이사Executives(filed)
    €43.0Mest.0DART
    1,203,200 sharesShareKRXDART:20251106000268
    Canonical exit: 4 Feb 2026 (T+90)
  • ▲
    부사장Executives(filed)
    €80kest.0DART
    2,244 sharesShareKRXDART:20251106000292
    Canonical exit: 4 Feb 2026 (T+90)

25 of 33 declarations

About G2GBIO Inc.

지투지바이오 is a company in the healthcare and pharmaceutical sector, listed on the XKRX market. It specializes in the development of biopharmaceutical solutions.

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