Peter J. Mariani

Companies

• CytosorbentsChief financial officer Aug 16, 2024 to now¹
• Axogen, Inc.Chief financial officer Mar 3, 2016 to Dec 13, 2023²
• Hansen MedicalChief financial officer Jun 21, 2011 to Feb 27, 2014³

Holdings

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

Shares held

• Cytosorbents CTSO638,113 shares⁴$3.2M at $4.98Jun 15, 2026
• AAxogen, Inc. AXGN63,603 shares⁵$2.2M at $34.55Dec 11, 2023

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

Recent filings

• Jun 15, 2026Bought 100,000 shares at $0.44 of Cytosorbents⁴
• Aug 8, 2025Granted 71,500 shares of Cytosorbents⁶
• Feb 24, 2025O 32,625 shares at $1.13 of Cytosorbents⁷
• Jan 17, 2025Exercised 32,625 shares at $1.00 of Cytosorbents⁸
• Dec 13, 2024Bought 20,000 shares at $0.96 of Cytosorbents⁹
• Dec 12, 2024Bought 20,000 shares at $0.89 of Cytosorbents¹⁰
• Dec 11, 2024Bought 11,363 shares at $0.89 of Cytosorbents¹⁰
• Aug 14, 2024Granted 175,000 shares of Cytosorbents¹¹
• Aug 14, 2024Granted 65,000 shares of Cytosorbents¹¹
• Aug 14, 2024Granted 110,000 shares of Cytosorbents¹¹
• Dec 11, 2023Sold 7,970 shares at $7.50 of Axogen, Inc.⁵
• Dec 11, 2023Sold 3,120 shares at $7.51 of Axogen, Inc.⁵
• Dec 11, 2023Sold 1,410 shares at $7.52 of Axogen, Inc.⁵
• Oct 13, 2023Returned to company 3,263 shares at $4.04 of Axogen, Inc.¹²
• Jul 18, 2023Granted 3,709 shares of Axogen, Inc.¹²
• Mar 16, 2023Shares withheld for tax 5,172 shares at $8.27 of Axogen, Inc.¹³
• Mar 16, 2023Exercised options 15,250 shares of Axogen, Inc.¹³
• Mar 16, 2023Shares withheld for tax 1,866 shares at $8.27 of Axogen, Inc.¹³
• Mar 16, 2023Exercised options 5,500 shares of Axogen, Inc.¹³
• Feb 1, 2023Sold 14,550 shares at $9.36 of Axogen, Inc.¹⁴
• Feb 1, 2023Exercised options 20,940 shares at $5.04 of Axogen, Inc.¹⁴
• Jan 31, 2023Sold 14,320 shares at $9.55 of Axogen, Inc.¹⁴
• Jan 31, 2023Exercised options 20,939 shares at $5.04 of Axogen, Inc.¹⁴
• Jan 30, 2023Sold 14,111 shares at $9.69 of Axogen, Inc.¹⁴
• Jan 30, 2023Exercised options 20,939 shares at $5.04 of Axogen, Inc.¹⁴