SIMPLEX TRADING, LLC - CHEMBIO DIAGNOSTICS INC ownership

CHEMBIO DIAGNOSTICS INC's ticker is CEMI and the CUSIP is 163572209. A total of 48 filers reported holding CHEMBIO DIAGNOSTICS INC in Q3 2021. The put-call ratio across all filers is 2.04 and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CHEMBIO DIAGNOSTICS INC
ValueSharesWeighting
Q1 2023$0
-100.0%
2,036
-88.6%
0.00%
Q4 2022$3
-99.9%
17,836
+113.1%
0.00%
Q3 2022$3,000
-70.0%
8,369
-46.6%
0.00%
Q2 2022$10,000
-54.5%
15,680
-42.5%
0.00%
Q1 2022$22,000
-42.1%
27,280
-19.2%
0.00%
Q4 2021$38,000
+123.5%
33,752
+457.1%
0.00%
Q3 2021$17,000
-10.5%
6,059
-7.3%
0.00%
Q2 2021$19,000
-13.6%
6,533
+1.1%
0.00%
Q1 2021$22,000
-61.4%
6,465
-46.2%
0.00%
Q4 2020$57,000
+200.0%
12,015
+194.6%
0.00%
Q3 2020$19,000
+1800.0%
4,078
+897.1%
0.00%
Q2 2020$1,0004090.00%
Other shareholders

There were no reported owners of CHEMBIO DIAGNOSTICS INC in Q3 2021.

NameSharesValueWeighting ↓
View complete list of CHEMBIO DIAGNOSTICS INC shareholders