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Aptamer Sciences Inc — Investor Relations & Filings

Ticker · 291650 ISIN · KR7291650000 KO Manufacturing
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Filings indexed 230 across all filing types
Latest filing 2020-09-22 Director's Dealing
Country KR South Korea
Listing KO 291650

About Aptamer Sciences Inc

https://aptsci.com/en/

Aptamer Sciences Inc. is a clinical-stage biopharmaceutical company specializing in aptamer technology. The company has established a proprietary, integrated platform for the discovery and development of aptamer-based therapeutics and diagnostics. Its primary focus is on oncology, utilizing its Aptamer-Drug Conjugate (ApDC™) platform to create targeted cancer treatments. The lead candidate, AST-201, is an ApDC targeting the GPC3 protein, which is highly expressed in solid tumors such as liver cancer. The company is advancing AST-201 through clinical trials to evaluate its safety and efficacy. The development pipeline also includes other innovative platforms like Aptamer Radioligand Conjugates (ApRC) and Aptamer Immune Stimulator Conjugates (ApIS), aimed at addressing unmet medical needs in hemato-oncology and other areas. Aptamer Sciences leverages its technology to develop novel therapies with the potential for high specificity and efficacy.

Recent filings

Filing Released Lang Actions
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a 'Report on Ownership of Specific Securities by Executives and Major Shareholders' (임원ㆍ주요주주 특정증권등 소유상황보고서) filed with the Korean financial authorities. This type of filing is specifically used to disclose personal share transactions or changes in ownership by company directors and executives, which corresponds to the 'Director's Dealing' category.
2020-09-22 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a Korean regulatory filing titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). This is a standard disclosure form required by the Financial Supervisory Service (FSS) in South Korea when an insider (director or major shareholder) changes their shareholding position. This falls under the category of 'Director's Dealing' (DIRS) as it reports personal share transactions or changes in ownership by company executives.
2020-09-22 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a regulatory filing titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). This is a standard disclosure form in South Korea (DART system) where company insiders report their shareholdings and changes therein. This falls under the category of 'Director's Dealing' (DIRS) as it details personal share transactions and ownership status by a company executive.
2020-09-22 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is a regulatory filing titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). This is a standard South Korean regulatory disclosure form used by corporate insiders (executives/directors) to report their shareholdings and changes therein. Based on the provided categories, this fits the 'Director's Dealing' (DIRS) classification, which covers reports of personal share transactions by company directors and executives.
2020-09-22 Korean
임원ㆍ주요주주특정증권등소유상황보고서
Director's Dealing Classification · 1% confidence The document is titled '임원ㆍ주요주주 특정증권등 소유상황보고서' (Report on Ownership of Specific Securities by Executives and Major Shareholders). This is a standard regulatory filing in South Korea (DART system) used by company insiders (executives/directors) to disclose their personal shareholdings and changes therein. This aligns perfectly with the 'Director's Dealing' category, which covers personal share transactions by company directors and executives.
2020-09-22 Korean
주식등의대량보유상황보고서(약식)
Major Shareholding Notification Classification · 1% confidence The document is a 'Report of Large Shareholding' (주식등의 대량보유상황보고서), which is a standard regulatory filing in South Korea (DART system) used when an entity acquires a significant stake (typically 5% or more) in a listed company. It details the reporting entity, the issuer (Aptamer Science), the number of shares held, and the purpose of the holding. This falls under the 'Major Shareholding Notification' category.
2020-09-16 Korean

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