ESSEX INVESTMENT MANAGEMENT CO LLC - CHEMBIO DIAGNOSTICS INC ownership

CHEMBIO DIAGNOSTICS INC's ticker is CEMI and the CUSIP is 163572209. A total of 18 filers reported holding CHEMBIO DIAGNOSTICS INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of CHEMBIO DIAGNOSTICS INC
ValueSharesWeighting
Q1 2020$707,000
+6.6%
138,080
-5.1%
0.14%
+74.4%
Q4 2019$663,000
-21.8%
145,431
+4.9%
0.08%
-32.8%
Q3 2019$848,000
-9.8%
138,603
-10.2%
0.12%
-5.4%
Q2 2019$940,000
+1780.0%
154,407
+1139.1%
0.13%
+1512.5%
Q3 2015$50,000
-18.0%
12,4610.0%0.01%
-11.1%
Q2 2015$61,000
+22.0%
12,4610.0%0.01%
+28.6%
Q1 2015$50,000
-10.7%
12,461
-13.4%
0.01%
-12.5%
Q4 2014$56,000
-6.7%
14,388
-10.8%
0.01%
-11.1%
Q3 2014$60,000
+46.3%
16,133
+41.7%
0.01%
+50.0%
Q3 2013$41,000
-77.3%
11,387
-68.6%
0.01%
-81.2%
Q2 2013$181,00036,2130.03%
Other shareholders
CHEMBIO DIAGNOSTICS INC shareholders Q2 2013
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