COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT - CHEMBIO DIAGNOSTICS INC ownership

CHEMBIO DIAGNOSTICS INC's ticker is CEMI and the CUSIP is 163572209. A total of 25 filers reported holding CHEMBIO DIAGNOSTICS INC in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT ownership history of CHEMBIO DIAGNOSTICS INC
ValueSharesWeighting
Q1 2017$259,000
-61.1%
48,911
-50.0%
0.03%
-44.1%
Q4 2016$665,000
+8.8%
97,823
+18.4%
0.06%
+22.9%
Q3 2016$611,00082,6100.05%
Other shareholders
CHEMBIO DIAGNOSTICS INC shareholders Q1 2017
NameSharesValueWeighting ↓
Penbrook Management LLC 354,670$887,0000.55%
Newbridge Financial Services Group, Inc. 61,675$154,0000.10%
GAGNON SECURITIES LLC 47,793$119,0000.02%
Phocas Financial Corp. 30,000$75,0000.01%
ROYCE & ASSOCIATES LP 491,453$1,229,0000.01%
SEGALL BRYANT & HAMILL, LLC 701,318$1,754,0000.01%
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 179,680$449,0000.01%
Jump Financial, LLC 37,900$95,0000.01%
Cutler Group LLC / CA 44,918$112,0000.01%
Virtu Financial LLC 19,653$49,0000.00%
View complete list of CHEMBIO DIAGNOSTICS INC shareholders