GSE SYSTEMS INC - 36227K106

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2023 · Compare: Q2 2023
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
RENAISSANCE TECHNOLOGIES LLC History Added to 784,266 159 0.0% 0.0% 1 +18,228 2.38% Q3 2023 Nov 14, 2023
VANGUARD GROUP INC History Reduced 681,026 137 0.0% 0.0% 2 -116,430 -14.6% Q3 2023 Dec 18, 2023
GEODE CAPITAL MANAGEMENT, LLC History Added to 146,468 29 0.0% 0.0% 3 +81,832 126.6% Q3 2023 Nov 13, 2023
MILLENNIUM MANAGEMENT LLC History Added to 104,615 21 0.0% 0.0% 4 +76,620 273.69% Q3 2023 Nov 14, 2023
NORTHERN TRUST CORP History No change 34,732 7 0.0% 0.0% 5 0 0.0% Q3 2023 Nov 13, 2023
XTX Topco Ltd History New 16,274 3 0.0% — 6 +16,274 New Q3 2023 Nov 13, 2023
Rathbones Group PLC History New 10,500 2 0.0% — 9 +10,500 New Q3 2023 Nov 13, 2023
STATE STREET CORP History No change 14,259 2 0.0% 0.0% 7 0 0.0% Q3 2023 Nov 14, 2023
GABELLI FUNDS LLC History No change 13,000 2 0.0% 0.0% 8 0 0.0% Q3 2023 Nov 08, 2023
Tower Research Capital LLC (TRC) History Reduced 6,770 1 0.0% 0.0% 10 -20 -0.29% Q3 2023 Nov 14, 2023
CITADEL ADVISORS LLC History Closed out 0 0 — 0.0% — -127,100 -100.0% Q3 2023 Nov 14, 2023
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Closed out 0 0 — 0.0% — -25,688 -100.0% Q3 2023 Nov 14, 2023
JANE STREET GROUP, LLC History Closed out 0 0 — 0.0% — -17,251 -100.0% Q3 2023 Nov 15, 2023
ROYAL BANK OF CANADA History Reduced 2,387 0 — 0.0% — -105 -4.21% Q3 2023 Nov 14, 2023
WELLS FARGO & COMPANY/MN History Added to 3,478 0 — 0.0% — +21 0.61% Q3 2023 Nov 13, 2023
JPMORGAN CHASE & CO History New 18 0 — — — +18 New Q3 2023 Nov 14, 2023
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History Closed out 0 0 — — — -2 -100.0% Q3 2023 Nov 14, 2023
MORGAN STANLEY History No change 25 0 — — — 0 0.0% Q3 2023 Nov 15, 2023