ELLINGTON MANAGEMENT GROUP LLC - GEOSPACE TECHNOLOGIES CORP ownership

GEOSPACE TECHNOLOGIES CORP's ticker is GEOS and the CUSIP is 37364X109. A total of 149 filers reported holding GEOSPACE TECHNOLOGIES CORP in Q3 2013. The put-call ratio across all filers is 0.18 and the average weighting 0.3%.

Quarter-by-quarter ownership
ELLINGTON MANAGEMENT GROUP LLC ownership history of GEOSPACE TECHNOLOGIES CORP
ValueSharesWeighting
Q1 2014$1,310,000
+127.0%
19,800
+224.6%
0.38%
+85.9%
Q4 2013$577,000
+37.1%
6,1000.0%0.21%
+157.5%
Q2 2013$421,0006,1000.08%
Other shareholders
GEOSPACE TECHNOLOGIES CORP shareholders Q3 2013
NameSharesValueWeighting ↓
Tieton Capital Management, LLC 741,282$9,6006.05%
Acuitas Investments, LLC 227,071$2,940,5691.73%
Moors & Cabot, Inc. 738,475$9,563,2510.65%
DISCIPLINED GROWTH INVESTORS INC /MN 1,497,486$19,392,4440.46%
EAM Investors, LLC 136,631$1,769,3710.34%
IRONWOOD INVESTMENT MANAGEMENT LLC 38,575$499,5460.30%
PERRITT CAPITAL MANAGEMENT INC 40,000$518,0000.30%
Cox Capital Mgt LLC 28,060$363,3770.26%
ESSEX INVESTMENT MANAGEMENT CO LLC 88,157$1,141,6330.19%
Marquette Asset Management, LLC 47,003$608,6890.14%
View complete list of GEOSPACE TECHNOLOGIES CORP shareholders