CHEMBIO DIAGNOSTICS INC filings

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SEC filings by CHEMBIO DIAGNOSTICS INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13D/A2023-05-04PERCEPTIVE ADVISORS LLCCHEMBIO DIAGNOSTICS, INC.00.0%EDGAR
SC 13D2023-05-01Biosynex SACHEMBIO DIAGNOSTICS, INC.37,059,993100.0%EDGAR
SC 13D/A2023-04-24PERCEPTIVE ADVISORS LLCCHEMBIO DIAGNOSTICS, INC.4,919,33413.4%EDGAR
SC 13D2023-04-07PERCEPTIVE ADVISORS LLCCHEMBIO DIAGNOSTICS, INC.4,425,10012.0%EDGAR
SC 13G/A2022-02-09VANGUARD GROUP INCCHEMBIO DIAGNOSTICS, INC.1,405,7854.7%EDGAR
SC 13G/A2021-07-12BlackRock Inc.CHEMBIO DIAGNOSTICS, INC.199,2491.0%EDGAR
SC 13G/A2021-02-16LYTTON LAURENCE WCHEMBIO DIAGNOSTICS, INC.00.0%EDGAR
SC 13G/A2021-02-12Nantahala Capital Management, LLCCHEMBIO DIAGNOSTICS, INC.00.0%EDGAR
SC 13G2021-02-10VANGUARD GROUP INCCHEMBIO DIAGNOSTICS, INC.1,038,2835.2%EDGAR
SC 13G2021-02-02BlackRock Inc.CHEMBIO DIAGNOSTICS, INC.1,199,5945.9%EDGAR
SC 13G/A2021-01-29ROYCE & ASSOCIATES LPCHEMBIO DIAGNOSTICS, INC.491,4532.4%EDGAR
SC 13G2020-03-20LYTTON LAURENCE WCHEMBIO DIAGNOSTICS, INC.1,010,7185.7%EDGAR
SC 13G2020-02-14Nantahala Capital Management, LLCCHEMBIO DIAGNOSTICS, INC.1,239,9837.1%EDGAR
SC 13G2020-01-21ROYCE & ASSOCIATES LPCHEMBIO DIAGNOSTICS, INC.991,4925.6%EDGAR
SC 13D/A2019-07-18PESSIN NORMAN HCHEMBIO DIAGNOSTICS, INC.1,367,5871.0%EDGAR
SC 13G/A2019-02-12WELLINGTON TRUST Co N ACHEMBIO DIAGNOSTICS, INC.801,8354.7%EDGAR
SC 13G/A2019-02-12Wellington Trust Company, National Association Multiple Common Trust Funds Trust, Micro Cap Equity PortfolioCHEMBIO DIAGNOSTICS, INC.704,4554.1%EDGAR
SC 13G/A2019-02-12WELLINGTON MANAGEMENT GROUP LLPCHEMBIO DIAGNOSTICS, INC.801,8354.7%EDGAR
SC 13G/A2019-02-08Cortina Asset Management, LLCCHEMBIO DIAGNOSTICS, INC.840,6014.9%EDGAR
SC 13G/A2018-12-11ACUTA CAPITAL PARTNERS, LLCCHEMBIO DIAGNOSTICS, INC.741,0244.3%EDGAR
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