Spot Trading L.L.C - MATRIX SVC CO ownership

MATRIX SVC CO's ticker is MTRX and the CUSIP is 576853105. A total of 177 filers reported holding MATRIX SVC CO in Q3 2015. The put-call ratio across all filers is 0.13 and the average weighting 0.1%.

Quarter-by-quarter ownership
Spot Trading L.L.C ownership history of MATRIX SVC CO
ValueSharesWeighting
Q3 2015$480,00021,4000.00%
Other shareholders
MATRIX SVC CO shareholders Q3 2015
NameSharesValueWeighting ↓
FIRST WILSHIRE SECURITIES MANAGEMENT INC 1,914,763$19,0145.82%
Azarias Capital Management, L.P. 1,273,193$12,642,8065.68%
WESTERLY CAPITAL MANAGEMENT, LLC 1,080,000$10,724,4005.34%
Harvey Partners, LLC 1,400,000$13,902,0001.67%
1492 Capital Management LLC 182,658$1,813,7941.02%
NEEDHAM INVESTMENT MANAGEMENT LLC 1,025,000$10,178,2500.84%
Nierenberg Investment Management Company, Inc. 99,555$988,5810.55%
G2 Investment Partners Management LLC 211,954$2,104,7030.54%
Stanley-Laman Group, Ltd. 326,621$3,243,3470.47%
ESSEX INVESTMENT MANAGEMENT CO LLC 237,421$2,357,5910.44%
View complete list of MATRIX SVC CO shareholders