MARSHALL WACE, LLP - 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
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$85,00015,0790.00%
Other shareholders
CHEMBIO DIAGNOSTICS INC shareholders Q3 2021
NameSharesValueWeighting ↓
Penbrook Management LLC 344,060$1,634,0001.26%
Union Square Park Capital Management, LLC 400,000$1,900,0000.76%
P.A.W. CAPITAL CORP 100,000$475,0000.42%
PRECEPT MANAGEMENT LLC 150,000$713,0000.29%
Newbridge Financial Services Group, Inc. 73,500$349,0000.29%
SANDERS MORRIS HARRIS LLC 183,584$990,0000.22%
FRIESS ASSOCIATES LLC 555,000$2,636,0000.19%
PERRITT CAPITAL MANAGEMENT INC 30,651$146,0000.09%
Ikarian Capital, LLC 219,109$1,041,0000.05%
SEGALL BRYANT & HAMILL, LLC 705,823$3,352,0000.04%
View complete list of CHEMBIO DIAGNOSTICS INC shareholders