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No insider purchase over the last 90 days. The latest was filed 01 Jul 2026.
Posco Dx Company Ltd.: what insiders have been doing
Every trade that managers of Posco Dx Company Ltd. disclose to DART (FSS) is tracked on this page. The company sits in the Technology sector. Over the twelve months to 18 October 2026, 10 filings were filed, from 6 insiders.
Both sides are active: 8 purchases and 1 sale, from 4 insiders and 1 insider respectively. The totals do not cover 9 filings with an undisclosed amount. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. Among those who bought: 1 board member, 1 senior executive and 1 chief executive.
For context, the typical company on the same exchange (median of 2,630 companies) published 7 filings over the same period, against 10 filings here. Looking back to 2021, when coverage begins, insiders filed 12 purchases and 2 sales.
The most recent open-market purchase was published on 6 August 2026, 73 days ago.
Other companies in the same sector with recent insider buying flagged by our signals: Core Scientific, Inc./tx and Gitlab Inc. These figures are compiled from regulatory filings published by DART (FSS). They describe what insiders did and are not a recommendation.
Insider Decl.
21
Thresholds
n/a
Buy Volume
n/a
12 ops. · all time
Sell Volume
n/a
2 ops. · all time
Who traded when
BuySale심민석4 buys
국민연금공단1 buy1 sale
김미영2 buys
최태환2 buys
이민헌1 buy
Since the insiders bought
- -33.3%Entry ₩0 · Close at T+90 ₩0
- -33.3%Entry ₩0 · Close at T+90 ₩0
- -40.0%Entry ₩0 · Close at T+90 ₩0
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.
Fundamental score
Ranked 14,829 of 24,148 companies
44.6
score / 100
Value38
Quality51
FCF yld4.6%
Earn yld1.7%
EV/EBITDA36.1x
ROE5.8%
Gross mgn12%
Net mgn4.8%
Debt/EBITDA0.0x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
₩19,800
Analyst consensus
1 analysts₩20,100Target ₩20,100(+2%)₩20,100
Income statement
Revenue₩1.1T
Gross profit₩129.1B12% margin
EBITDA₩83.1B8% margin
Net income₩52.1B3.3% margin
Valuation
PER (forward)53.4x
Beta1.69
Balance sheet & cash
Market cap₩3T
Total debt₩2.3B
Free Cash Flow₩137.2B
Debt / Equity0%
Profitability & ownership
ROE5.8%
ROA2.6%
% insiders50.1%
% institutions9.8%
Last declaration on 1 July 2026
Declarations27 total
Other
Other
Other
Other
Other
Other
25 of 27 declarations
About Posco Dx Company Ltd.
POSCO DX is a technology company listed on the XKRX market, specializing in digital solutions and technological innovation. It is part of the POSCO group, a global leader in the steel industry.
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