MARSHALL WACE, LLP - CHEMBIO DIAGNOSTICS INC ownership

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CHEMBIO DIAGNOSTICS INC's ticker is CEMI and the CUSIP is 163572209. A total of 80 filers reported holding CHEMBIO DIAGNOSTICS INC in Q4 2020. The put-call ratio across all filers is 2.48 and the average weighting 0.0%.

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Quarter-by-quarter ownership
MARSHALL WACE, LLP ownership history of CHEMBIO DIAGNOSTICS INC
ValueSharesWeighting
Q2 2021$33,000
-96.1%
10,977
-93.8%
0.00%
-100.0%
Q4 2020$841,000
+889.4%
176,981
+1073.7%
0.01%
+400.0%
Q4 2018$85,000–15,079–0.00%–
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Other shareholders

There were no reported owners of CHEMBIO DIAGNOSTICS INC in Q4 2020.

NameSharesValueWeighting ↓
View complete list of CHEMBIO DIAGNOSTICS INC shareholders