Citadel Advisors - GSE SYS INC ownership

GSE SYS INC's ticker is GVP and the CUSIP is 36227K106. A total of 31 filers reported holding GSE SYS INC in Q2 2019. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of GSE SYS INC
ValueSharesWeighting
Q2 2023$45,756
+59.3%
127,100
+207.6%
0.00%
Q1 2023$28,715
+79.5%
41,317
+131.0%
0.00%
Q3 2022$16,000
-27.3%
17,889
+46.9%
0.00%
Q2 2021$22,000
-21.4%
12,178
-28.1%
0.00%
Q1 2021$28,000
+154.5%
16,940
+57.0%
0.00%
Q2 2020$11,000
-57.7%
10,789
-1.2%
0.00%
Q2 2019$26,000
-75.0%
10,920
-69.9%
0.00%
Q3 2016$104,000
+447.4%
36,252
+203.2%
0.00%
Q2 2015$19,0000.0%11,958
+2.3%
0.00%
Q4 2013$19,00011,6840.00%
Other shareholders
GSE SYS INC shareholders Q2 2019
NameSharesValueWeighting ↓
S Squared Technology, LLC 786,638$818,0000.61%
Minerva Advisors LLC 499,085$519,0000.35%
NEEDHAM INVESTMENT MANAGEMENT LLC 2,153,308$2,240,0000.22%
PERRITT CAPITAL MANAGEMENT INC 125,000$130,0000.10%
Polar Asset Management Partners Inc. 1,992,724$2,072,0000.03%
HERITAGE INVESTORS MANAGEMENT CORP 127,753$133,0000.01%
CAHABA WEALTH MANAGEMENT, INC. 33,227$34,0000.01%
Joel Isaacson & Co., LLC 23,590$25,0000.00%
Parallel Advisors, LLC 33,000$34,0000.00%
Renaissance Technologies 753,666$784,0000.00%
View complete list of GSE SYS INC shareholders