No insider purchase over the last 90 days. The latest, by 국민연금공단, was filed 01 Apr 2026.
Who traded when
BuySale+3 other insiders
Since the insiders bought
- -10.4%Entry ₩52,300 · Close 30 Oct 2026 ₩46,850
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.
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
- Other0DART
- Other0DART
- 218,858 sharesKRXDART:20260701000553
- 180 shares@ ₩88,384.7039100.0% of flowShareKRXDART:20260529002227
- 250 sharesShareKRXDART:20260527000584
- 6,216 sharesKRXDART:20260401004679Canonical exit: 29 Apr 2026 (T+90)
- ●Executives0DART
- 500 sharesShareKRXDART:20260108000106Canonical exit: 8 Apr 2026 (T+90)
- 1,280 sharesShareKRXDART:20260108000101
- 6,048 sharesShareKRXDART:20260108000111
- 1,222,939 sharesKRXDART:20260102000158Canonical exit: 8 Feb 2026 (T+90)
- 170,193 sharesKRXDART:20251001000585
- 47,853 sharesKRXDART:20250801001078
- 540,530 sharesKRXDART:20250702000105
- ●Executives0DART
- Other0DART
- 15,302 sharesShareKRXDART:20250107000088
- 18,041 sharesShareKRXDART:20250107000070
- 70 sharesShareKRXDART:20250107000047
- 300 sharesShareKRXDART:20241211000254Canonical exit: 11 Mar 2025 (T+90)
- 357,568 sharesKRXDART:20241007000401
- ShareKRXDART:20241002000061Canonical exit: 26 Dec 2024 (T+90)
- ShareKRXDART:20240805000021Canonical exit: 8 May 2023 (T+90)
- ShareKRXDART:20240704000307Canonical exit: 2 Oct 2024 (T+90)
- ShareKRXDART:20240704000297
25 of 71 declarations
About HAESUNG DS Co., Ltd.
해성디에스 (HAESUNG DS Co., Ltd.), a South Korean technology company listed on the Korean exchange and valued at KRW 812.6 billion, has 68 filings from 17 filers, 46 of them classed among other transactions. The record's 8 purchases and 14 sales carry no amount: they can be counted, not valued. Purchases are 36% of open-market trades.
단우영, an inside director and vice chairman, is the most frequent filer, with 26 filings, 1 of them a sale. 해성산업, a substantial holder, signs 18, with 1 purchase and 1 sale. 국민연금공단, the national pension fund, has 5, of which 1 purchase and 4 sales. 이동주, a director, signs 2, one in each direction. Between January 8, 2026 and January 29, 2026, 2 filers bought.
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Annual volume is 26 filings in 2021, then 7 to 10 a year. The last twelve months hold 9 filings, of which 3 purchases and 4 sales. The median publication delay is 6 days. Insiders hold 37.7% of the capital.
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