Isupetasys

At a glance

Isupetasys filed 60 disclosures in the last 12 months, including 20 5% holder and 15 insider. The most recent key filing was on Oct 12: National Pension Service bought 7,865 sh and sold 25,597 sh, Oct 7: net sale of 17,732 sh.

Revenue for 2025 was ₩1.09T, up 30% on 2024. Operating margin was 18.8% against 12.2% a year earlier. Debt was 71% of equity at year end. The latest interim report (2026 H1) shows revenue of ₩720B and operating profit of ₩144B.

The 2025 annual report lists 1,368 employees with an average tenure of 12.4 years and average pay of ₩98.5M, #172 of 1,829 listed companies by average pay. Its 5 directors and auditors were paid ₩321.2M each on average. It paid ₩230 per common share in cash dividends, against ₩150 a year earlier (+53.3%). (주)이수 and related parties held 26.13% at year end.

From the 2025 annual report

Staff: 1,368 (1,274 men, 94 women), of whom 308 on fixed-term contracts. Total pay for the year: ₩135B. Directors and auditors: 5, paid ₩1.6B in total.

Dividends (common shares)

Largest shareholder

(주)이수 holds 21.47%; with 5 related parties the group holds 26.13% of common shares at year end (from 26.59% at the start of the year).

Individuals paid ₩500M or more

Auditor: 대주회계법인 · opinion: Unqualified.

Rankings: Operating margin #74 of 1,376

Source: 2025 annual business report (DART). How figures are combined

Financial summary