Walleye Trading LLC - GSE SYS INC ownership

GSE SYS INC's ticker is GVP and the CUSIP is 36227K106. A total of 37 filers reported holding GSE SYS INC in Q3 2016. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
Walleye Trading LLC ownership history of GSE SYS INC
ValueSharesWeighting
Q1 2017$7,000
+16.7%
1,924
+6.9%
0.00%
Q4 2016$6,000
-72.7%
1,800
-76.0%
0.00%
Q3 2016$22,000
+69.2%
7,500
+25.0%
0.00%
Q2 2016$13,000
+30.0%
6,000
+62.2%
0.00%
Q1 2016$10,0003,7000.00%
Other shareholders
GSE SYS INC shareholders Q3 2016
NameSharesValueWeighting ↓
Minerva Advisors LLC 870,654$1760.12%
NEEDHAM INVESTMENT MANAGEMENT LLC 1,430,000$289,0030.05%
WealthTrust Axiom LLC 87,417$17,6660.01%
Joel Isaacson & Co., LLC 141,716$28,6410.00%
XTX Topco Ltd 16,274$3,2890.00%
WELLS FARGO & COMPANY/MN 3,478$7030.00%
NORTHERN TRUST CORP 34,732$7,0190.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GEODE CAPITAL MANAGEMENT, LLC 146,468$29,6010.00%
STATE STREET CORP 14,259$2,8820.00%
View complete list of GSE SYS INC shareholders