1 insider bought €4,390 of shares over the last 90 days, the latest by 서성원, filed 28 Oct 2026.
Who traded when
BuySale+10 other insiders
Since the insiders bought
- -63.8%Entry ₩27,750 · Close 30 Oct 2026 ₩10,040
- -51.6%Entry ₩20,750 · Close 30 Oct 2026 ₩10,040
- -51.6%Entry ₩20,750 · Close 30 Oct 2026 ₩10,040
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
- 600 sharesShareKRXDART:20261028000478Canonical exit: 26 Jan 2027 (T+90)
- 6,000 sharesShareKRXDART:20260804000172Canonical exit: 2 Nov 2026 (T+90)
- 10,000 sharesShareKRXDART:20260729000090Canonical exit: 27 Oct 2026 (T+90)
- Other0DART
- 2,000 sharesShareKRXDART:20260716000008Canonical exit: 14 Oct 2026 (T+90)
- KRXDART:20260716000002
- 13,000 sharesShareKRXDART:20260716000003Canonical exit: 14 Oct 2026 (T+90)
- 30,000 sharesShareKRXDART:20260623000002Canonical exit: 21 Sept 2026 (T+90)
- 50,000 sharesKRXDART:20260605000618
- 169,000 shares4.33% mcap61.8% of flowKRXDART:20260506000766Canonical exit: 26 Jul 2026 (T+90)
- 29,000 shares@ ₩20,411.20690.51% mcap7.3% of flowShareKRXDART:20260506000750Canonical exit: 28 Jul 2026 (T+90)
- 43,000 shares@ ₩19,243.58140.72% mcap10.3% of flowShareKRXDART:20260429001104Canonical exit: 23 Jul 2026 (T+90)
- 13,000 shares@ ₩4,130.000.047% mcap100.0% of flowShareKRXDART:20260427000758Canonical exit: 21 Jul 2026 (T+90)
- 10,000 shares@ ₩5,150.000.045% mcap100.0% of flowShareKRXDART:20260427000734Canonical exit: 21 Jul 2026 (T+90)
- 38,000 shares@ ₩21,791.500.72% mcap10.3% of flowShareKRXDART:20260421000254Canonical exit: 19 Jul 2026 (T+90)
- 35,000 shares@ ₩17,928.02860.54% mcap7.8% of flowShareKRXDART:20260416000244Canonical exit: 14 Jul 2026 (T+90)
- 24,000 shares@ ₩8,572.92470.18% mcap2.5% of flowShareKRXDART:20260413000184Canonical exit: 12 Jul 2026 (T+90)
- 110,778 shares1.49% mcap100.0% of flowKRXDART:20260401004761
- ShareKRXDART:20260312000940
- 13,000 sharesShareKRXDART:20260303003266Canonical exit: 24 May 2026 (T+90)
- 13,000 sharesShareKRXDART:20260303003251Canonical exit: 24 May 2026 (T+90)
- 7,000 sharesShareKRXDART:20260303003157Canonical exit: 24 May 2026 (T+90)
- 110,000 sharesKRXDART:20260303003145Canonical exit: 24 May 2026 (T+90)
- 3,100 sharesShareKRXDART:20260303003237Canonical exit: 24 May 2026 (T+90)
- 11,943 sharesShareKRXDART:20260303003193Canonical exit: 24 May 2026 (T+90)
25 of 43 declarations
About S2W Inc.
The largest purchase at S2W Inc. (에스투더블유), a Technology company on the Korea Exchange valued at KRW 126.3 billion, is EUR 2,867,085, filed by 서상덕 on April 27, 2026; the same 서상덕, under the title 대표이사, also reported EUR 477,800 on April 20, 2026 and EUR 477,453 on April 24, 2026. Eight purchases carry an amount, EUR 4,701,870 in all with a median of EUR 350,265.
The only sale with an amount, EUR 983,775, comes from 국민연금공단, on January 9, 2026. 서상덕 (large holder, 대량보유자) has 17 filings, including 14 purchases and one sale; 백주석 (부대표) and 이기욱 (사내이사 / 전무) made 3 purchases each; 황인욱 and 김재기 (이사, director) 2 purchases each. From September 19, 2025 to September 26, 2025, 10 filers bought.
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The record starts in September 2025: 41 filings, published from September 24, 2025 to August 4, 2026, 14 of them in 2025 and 27 in 2026. The market side is 34 purchases and 5 sales, or 87% purchases. Insiders and declared holders hold 37.4% of the capital. Over twelve months: 30 filings, 23 purchases, 5 sales. Filings appear a median of 7 days after the trade.
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