Steven Pfanstiel

Chief Financial Officer, Marinus Pharmaceuticals (United States).

Companies

Neuronetics, Inc.Chief financial officer Jul 15, 2025 to Jul 23, 2026¹
Marinus Pharmaceuticals (United States)Chief operating officer Aug 8, 2023 to Feb 11, 2025²
Marinus Pharmaceuticals (United States)Chief financial officer Apr 13, 2021 to Feb 11, 2025³

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

As of each latest filing. The line shows shares held over time.

Mar 19, 2026Sold 16,431 shares at $1.34 of Neuronetics, Inc.⁶
Mar 19, 2026Sold 8,569 shares at $1.34 of Neuronetics, Inc.⁴
Mar 17, 2026Granted 25,000 shares of Neuronetics, Inc.⁷
Feb 23, 2026Granted 250,000 shares of Neuronetics, Inc.⁸
Dec 30, 2025Granted 170,212 shares of Neuronetics, Inc.⁹
Jul 15, 2025Granted 200,000 shares of Neuronetics, Inc.¹⁰
Jul 15, 2025Granted 200,000 shares of Neuronetics, Inc.¹⁰
Feb 11, 2025Returned to company 62,470 shares at $0.55 of Marinus Pharmaceuticals (United States)⁵
Feb 7, 2025Returned to company 17,303 shares at $0.55 of Marinus Pharmaceuticals (United States)⁵
Aug 5, 2024Sold 4,657 shares at $1.13 of Marinus Pharmaceuticals (United States)¹¹
Jun 18, 2024Granted 12,733 shares of Marinus Pharmaceuticals (United States)¹²
Feb 16, 2024Sold 3,092 shares at $9.97 of Marinus Pharmaceuticals (United States)¹³
Jan 18, 2024Granted 25,465 shares of Marinus Pharmaceuticals (United States)¹⁴
Aug 8, 2023Sold 14 shares at $8.93 of Marinus Pharmaceuticals (United States)¹⁵
Aug 7, 2023Sold 2,790 shares at $9.54 of Marinus Pharmaceuticals (United States)¹⁵
Jan 26, 2023Granted 28,130 shares of Marinus Pharmaceuticals (United States)¹⁶
May 24, 2022Granted 7,448 shares of Marinus Pharmaceuticals (United States)¹⁷
Feb 4, 2022Granted 16,550 shares of Marinus Pharmaceuticals (United States)¹⁸

The numbers on this page point here. Each one links to the record it came from.