GSE Systems Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 28.8%.

Top 25 shareholders own 33.6% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
5.96%	Jonathan Honig	180,914	US$427.0k	0%	no data
5.84%	Kyle Loudermilk	177,302	US$418.4k	26.8%	no data
5.68%	The Lind Partners, LLC	172,195	US$406.4k	0%	1.55%
2.68%	Renaissance Technologies LLC	81,309	US$191.9k	3.68%	no data
2.55%	Minerva Advisors LLC	77,341	US$182.5k	-11.2%	0.12%
2.47%	Needham Investment Management, LLC	75,000	US$177.0k	-47.6%	0.02%
1.37%	Emmett Pepe	41,441	US$97.8k	13.3%	no data
0.99%	Wynnefield Capital, Inc.	30,000	US$70.8k	0%	0.03%
0.84%	The Vanguard Group, Inc.	25,559	US$60.3k	-62.5%	no data
0.72%	Bahram Meyssami	21,850	US$51.6k	0.76%	no data
0.59%	Geode Capital Management, LLC	18,000	US$42.5k	22.9%	no data
0.52%	Suresh Sundaram	15,853	US$37.4k	0%	no data
0.47%	Kathryn Gardner	14,172	US$33.4k	0%	no data
0.47%	Joel Isaacson & Co., LLC	14,171	US$33.4k	0%	no data
0.42%	William Corey	12,813	US$30.2k	0%	no data
0.4%	Virtu Financial LLC, Asset Management Arm	12,022	US$28.4k	0%	no data
0.38%	Citadel Advisors LLC	11,556	US$27.3k	0%	no data
0.32%	Daniel Pugh	9,696	US$22.9k	0%	no data
0.25%	Ravi Khanna	7,545	US$17.8k	1.63%	no data
0.2%	Thomas Dougherty	6,016	US$14.2k	0%	no data
0.15%	BlackRock, Inc.	4,642	US$11.0k	-0.02%	no data
0.12%	Donald Horn	3,641	US$8.6k	0%	no data
0.11%	Brian Greene	3,307	US$7.8k	3.73%	no data
0.089%	Tower Research Capital LLC	2,700	US$6.4k	299%	no data
0.011%	Wells Fargo & Company, Securities and Brokerage Investments	332	US$783.4	0%	no data