Marinus Pharmaceuticals 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 not been meaningfully diluted in the past year.

Top 25 shareholders own 81.5% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
9.98%	Panacea Venture Management Co., Ltd.	5,500,000	Mex$34.3m	0%	3.0%
9.21%	Suvretta Capital Management, LLC	5,073,913	Mex$31.6m	32.8%	0.06%
8.56%	Franklin Resources, Inc.	4,713,014	Mex$29.4m	34.9%	no data
8.53%	Tang Capital Management, LLC	4,700,000	Mex$29.3m	-2.08%	0.11%
7.96%	Sofinnova Investment, Inc.	4,386,177	Mex$27.3m	5.65%	0.11%
5.09%	The Vanguard Group, Inc.	2,802,965	Mex$17.5m	0%	no data
4.89%	Bain Capital Life Sciences Investors, LLC	2,693,380	Mex$16.8m	18.8%	0.08%
4.83%	abrdn plc	2,658,527	Mex$16.6m	146%	no data
3.4%	Bleichroeder LP	1,872,463	Mex$11.7m	0%	0.15%
3.39%	BlackRock, Inc.	1,869,949	Mex$11.7m	0%	no data
2.3%	Woodline Partners LP	1,264,271	Mex$7.9m	-68.2%	no data
1.85%	GSA Capital Partners LLP	1,016,634	Mex$6.3m	409%	0.02%
1.65%	Acadian Asset Management LLC	910,341	Mex$5.7m	30.8%	no data
1.28%	Ikarian Capital, LLC	706,154	Mex$4.4m	0%	0.06%
1.26%	Lion Point Capital, LP	693,778	Mex$4.3m	-67.2%	0.91%
1.03%	Geode Capital Management, LLC	568,517	Mex$3.5m	-7.92%	no data
0.91%	Renaissance Technologies LLC	501,931	Mex$3.1m	-19.3%	no data
0.88%	Millennium Management LLC	482,507	Mex$3.0m	-32.9%	no data
0.81%	Assenagon Asset Management S.A.	444,185	Mex$2.8m	70.3%	no data
0.78%	BMO Asset Management Corp.	429,600	Mex$2.7m	0%	no data
0.75%	Jacobs Levy Equity Management Inc	414,269	Mex$2.6m	39.5%	no data
0.7%	PGIM, Inc.	385,250	Mex$2.4m	0%	no data
0.53%	Schroder Investment Management Limited	290,000	Mex$1.8m	0%	no data
0.5%	Bank of America Corporation, Asset Management Arm	273,610	Mex$1.7m	276%	no data
0.44%	Citadel Advisors LLC	240,405	Mex$1.5m	6,640%	no data