No insider purchase over the last 90 days. The latest, by 김근영, was filed 24 Mar 2026.
Who traded when
BuySale+8 other insiders
Since the insiders bought
- -20.1%Entry ₩7,930 · Close 30 Oct 2026 ₩6,340
- -20.1%Entry ₩7,930 · Close 30 Oct 2026 ₩6,340
- -20.1%Entry ₩7,930 · Close 30 Oct 2026 ₩6,340
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
- 17,000 sharesShareKRXDART:20260812000473
- 6,391 sharesShareKRXDART:20260324000823Canonical exit: 22 Sept 2024 (T+90)
- 6,190 sharesShareKRXDART:20260324000829Canonical exit: 21 Jun 2026 (T+90)
- 6,194 sharesShareKRXDART:20260324000786Canonical exit: 18 Jun 2026 (T+90)
- 6,416 sharesShareKRXDART:20260324000803Canonical exit: 18 Jun 2026 (T+90)
- 6,201 sharesShareKRXDART:20260324000790Canonical exit: 21 Jun 2026 (T+90)
- 6,202 sharesShareKRXDART:20260324000777Canonical exit: 21 Jun 2026 (T+90)
- 6,202 sharesShareKRXDART:20260324000810Canonical exit: 21 Jun 2026 (T+90)
- 3,502 sharesShareKRXDART:20260324000736Canonical exit: 21 Jun 2026 (T+90)
- 9,993 sharesShareKRXDART:20260324000683Canonical exit: 18 Jun 2026 (T+90)
- 10,175 sharesShareKRXDART:20260324000758Canonical exit: 18 Jun 2026 (T+90)
- 6,233 sharesShareKRXDART:20260324000750Canonical exit: 18 Jun 2026 (T+90)
- 10,000 sharesShareKRXDART:20260324000674Canonical exit: 21 Jun 2026 (T+90)
- 0KRXDART:20260319000920
- 20,000 shares@ ₩7,640.000.020% mcap100.0% of flowShareKRXDART:20260316000609Canonical exit: 7 Jun 2026 (T+90)
- 299,549 shares@ ₩7,650.38370.31% mcap93.4% of flowShareKRXDART:20260316000538Canonical exit: 9 Jun 2026 (T+90)
- 299,549 shares0.28% mcap100.0% of flowKRXDART:20260316000452Canonical exit: 7 Jun 2026 (T+90)
- 20,000 shares0.022% mcap6.6% of flowKRXDART:20260311004400Canonical exit: 2 Jun 2026 (T+90)
- 5,142 sharesShareKRXDART:20250903000118Canonical exit: 2 Dec 2025 (T+90)
- 28,547 sharesKRXDART:20241126000768Canonical exit: 17 Feb 2025 (T+90)
- 50,400 sharesKRXDART:20241126000139
- ShareKRXDART:20231228000201Canonical exit: 25 Mar 2024 (T+90)
- 50,400 sharesKRXDART:20231228000204
25 of 88 declarations
About SD Biosensor, Inc.
In March 2026, 13 distinct filers bought between March 4 and March 23 at SD Biosensor, Inc. (에스디바이오센서). 조영식, 회장, signs the three largest purchases there: EUR 1,338,332 on March 11, EUR 1,323,887 on March 9 and EUR 94,725 on March 4. Only 4 purchases in the record carry an amount, EUR 2,845,568 in all with a median of EUR 709,306.
The full history holds 86 filings, 67 purchases and 13 sales, or 84% purchases among open-market trades. 김석규, 상무, is the most active filer with 51 filings, all purchases; 조영식 has 13, of which 4 purchases and 8 sales. No sale carries an amount.
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At this South Korean health care company, with a market capitalisation of KRW 811 billion, insiders hold 72.8% of the capital. Filings go from 30 in 2021 to 2 in 2024 and one in 2025, then 18 in 2026. For 65 purchases a 90-day result is stored: a median of minus 16.7%, with 12% of results positive. These are recorded past results, not a forecast.
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