윤
윤성효 Chief Executive Officer
C-suite M
KR KR · DART (FSS)
Explore the full record of transactions filed by 윤성효, Chief Executive Officer. Director active across 1 companies, notably 기산텔레콤. Cumulatively, 24 reports have been logged. The latest transaction was filed on 12 May 2026 — Sale. Regulator: DART (FSS). All data is openly available.
Declarations 24 total
€25,088 10,000 shares @ €2.5088 0.0000% mcap 100.0% of flow
DART:20260515001695 · 13 May 2026
€23,118 10,000 shares @ €2.3118 0.0000% mcap 100.0% of flow
DART:20260515001346 · 11 May 2026
€23,982 10,000 shares @ €2.3982 0.0000% mcap 100.0% of flow
DART:20260515001420 · 12 May 2026
€2,325 1,000 shares @ €2.3247 0.0000% mcap 33.9% of flow
DART:20260515001914 · 11 May 2026
€24,450 10,000 shares @ €2.445 0.0000% mcap 100.0% of flow
DART:20260515001554 · 12 May 2026
Executives ● Purchase기 기산텔레콤 13 DART DART:20260508000188 · 8 May 2026
Ideal exit: 2 Feb 2027 (T+270) €4,528 2,000 shares @ €2.2639 0.0000% mcap 66.1% of flow
DART:20260508000939 · 7 May 2026
€21,729 10,000 shares @ €2.1729 0.0000% mcap 100.0% of flow
DART:20260508000917 · 6 May 2026
€21,793 10,000 shares @ €2.1793 0.0000% mcap 100.0% of flow
DART:20260508000856 · 6 May 2026
Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000225 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000237 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000311 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000268 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000301 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 24 DART DART:20260420000193 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000289 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000275 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000273 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000257 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000246 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000306 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) Executives ● Purchase기 기산텔레콤 13 DART DART:20260420000253 · 20 Apr 2026
Ideal exit: 15 Jan 2027 (T+270) DART:20260319000918 · 19 Mar 2026 details not loaded
DART:20260310002342 · 10 Mar 2026 details not loaded
About 윤성효 Yoon Seong-hyo is the Executive Director at Gisan Telecom, where he is involved in managing operations and business development. With a solid background in the telecommunications sector, he oversees key projects and ensures the efficiency of internal processes. His expertise contributes to Gisan Telecom's position as a major player in the industry.