Latest filing published 16 Sept 2026 for 코스맥스비티아이.
Filing timeline
BuySaleInsider track record
No signal scores available.
Closed purchases
Not enough history yet: 0 closed purchases, at least 2 are needed.
Purchases by company
서성석: trading record in brief
서성석 discloses dealings in 코스맥스비티아이 to DART (FSS). Between 1 April 2021 and 16 September 2026, the trades on record add up to 32 filings.
Both buying and selling appear: 26 purchases, against 1 sale. The totals exclude 27 filings filed without an amount. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Since January 2026: 1 purchase and 1 sale on the market.
The 22 purchases reviewed show no overlap with other insiders buying the same stock within a month.
The latest filing, published on 16 September 2026, reports a transaction in 코스맥스비티아이. The last purchase on record was published on 28 May 2026, which is 165 days ago. The median gap between a trade and its publication by DART (FSS) is 6 days. Until a filing is published, the market cannot know about the trade. These figures are compiled from regulatory filings published by DART (FSS). They describe what insiders did and are not a recommendation.
Companies and markets linked to 서성석
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 0DART
- 843,340 sharesShareKRXDART:20260528000675
- 3,400 sharesKRXDART:20260527000620Canonical exit: 18 Aug 2026 (T+90)
- 34,917 sharesShareKRXDART:20251105000158Canonical exit: 3 Feb 2026 (T+90)
- 95,121 sharesKRXDART:20251105000153Canonical exit: 3 Feb 2026 (T+90)
- 60,204 sharesShareKRXDART:20251028000320Canonical exit: 26 Jan 2026 (T+90)
- 36,852 sharesShareKRXDART:20250411002838Canonical exit: 10 Jul 2025 (T+90)
- 0KRXDART:20240904000299
- 0KRXDART:20240805000287
- 15,742 sharesKRXDART:20240531002399Canonical exit: 25 Aug 2024 (T+90)
- 15,742 sharesKRXDART:20231115000307Canonical exit: 8 Feb 2024 (T+90)
- 15,742 sharesKRXDART:20230719000276Canonical exit: 11 Oct 2023 (T+90)
- 15,742 sharesKRXDART:20230411003027Canonical exit: 11 Jul 2023 (T+90)
- 15,742 sharesKRXDART:20230411002999Canonical exit: 10 Jul 2023 (T+90)
- 15,742 sharesKRXDART:20230320000723Canonical exit: 18 Jun 2023 (T+90)
- 15,742 sharesKRXDART:20221006000600Canonical exit: 4 Jan 2023 (T+90)
- 15,742 sharesKRXDART:20220907000207Canonical exit: 6 Dec 2022 (T+90)
- 15,742 sharesKRXDART:20220811000444Canonical exit: 9 Nov 2022 (T+90)
- 15,742 sharesKRXDART:20220721000452Canonical exit: 19 Oct 2022 (T+90)
- 15,742 sharesKRXDART:20211229000495Canonical exit: 29 Mar 2022 (T+90)
- 15,742 sharesKRXDART:20211006000481Canonical exit: 4 Jan 2022 (T+90)
- 15,742 sharesKRXDART:20210825000351Canonical exit: 23 Nov 2021 (T+90)
- 15,742 sharesKRXDART:20210819000037Canonical exit: 17 Nov 2021 (T+90)
25 of 32 declarations