ESSEX INVESTMENT MANAGEMENT CO LLC - CARBO CERAMICS INC ownership

CARBO CERAMICS INC's ticker is CRRTQ and the CUSIP is 140781105. A total of 122 filers reported holding CARBO CERAMICS INC in Q3 2018. The put-call ratio across all filers is 4.34 and the average weighting 0.1%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of CARBO CERAMICS INC
ValueSharesWeighting
Q2 2018$232,00025,2490.03%
Other shareholders
CARBO CERAMICS INC shareholders Q3 2018
NameSharesValueWeighting ↓
HUNTINGTON NATIONAL BANK 1$00.00%
View complete list of CARBO CERAMICS INC shareholders