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 131,927$2,686,0002.10%
22NW, LP 64,678$1,317,0000.79%
PERKINS CAPITAL MANAGEMENT INC 32,600$664,0000.73%
Diversified Investment Strategies, LLC 30,000$611,0000.64%
Brown Capital Management 1,577,133$32,110,0000.47%
West Coast Financial LLC 42,331$862,0000.27%
DISCIPLINED GROWTH INVESTORS INC /MN 507,925$10,341,0000.24%
Mraz, Amerine & Associates, Inc. 32,595$664,0000.21%
Amica Retiree Medical Trust 5,342$109,0000.09%
AMICA PENSION FUND BOARD OF TRUSTEES 35,158$716,0000.09%
View complete list of GEOSPACE TECHNOLOGIES CORP shareholders