Jon P. Stonehouse

Companies

• Metsera, Inc.Board member Apr 30, 2025 to now¹
• BioCryst PharmaceuticalsBoard member Jan 9, 2007 to now²
• BioCryst PharmaceuticalsChief executive officer Jan 9, 2007 to now²
• BioCryst PharmaceuticalsPresident Aug 14, 2007 to Dec 23, 2024³
• BELLICUM PHARMACEUTICALS, INCBoard member Dec 17, 2014 to Jan 5, 2023⁴

Holdings

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

Shares held

• BioCryst Pharmaceuticals BCRX1,380,419 shares⁵$11.0M at $7.99Sep 2, 2026
• BPBELLICUM PHARMACEUTICALS, INC204,086 shares⁶Jan 3, 2023
• MMetsera, Inc.0 shares⁷Nov 13, 2025

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

Recent filings

• Aug 31, 2026Granted 644 shares at $9.70 of BioCryst Pharmaceuticals⁵
• Jun 11, 2026Granted 15,294 shares of BioCryst Pharmaceuticals⁸
• May 29, 2026Granted 631 shares at $8.91 of BioCryst Pharmaceuticals⁹
• Mar 2, 2026Returned to company 305,995 shares at $8.64 of BioCryst Pharmaceuticals¹⁰
• Mar 2, 2026Exercised options 305,995 shares at $3.22 of BioCryst Pharmaceuticals¹⁰
• Feb 27, 2026Granted 421 shares at $8.75 of BioCryst Pharmaceuticals¹⁰
• Dec 19, 2025Shares withheld for tax 61,793 shares at $7.41 of BioCryst Pharmaceuticals¹¹
• Dec 18, 2025Gift 10,000 shares of BioCryst Pharmaceuticals¹²
• Dec 18, 2025Gift 10,000 shares of BioCryst Pharmaceuticals¹²
• Dec 18, 2025Gift 20,000 shares of BioCryst Pharmaceuticals¹²
• Dec 12, 2025Shares withheld for tax 27,368 shares at $7.57 of BioCryst Pharmaceuticals¹³
• Nov 13, 2025Returned to company 2,688 shares of Metsera, Inc.⁷
• Dec 20, 2024Gift 10,000 shares of BioCryst Pharmaceuticals¹⁴
• Dec 20, 2024Gift 10,000 shares of BioCryst Pharmaceuticals¹⁴
• Dec 20, 2024Gift 20,000 shares of BioCryst Pharmaceuticals¹⁴
• Dec 19, 2024Shares withheld for tax 14,010 shares at $7.39 of BioCryst Pharmaceuticals¹⁴
• Dec 19, 2024Granted 362,100 shares of BioCryst Pharmaceuticals¹⁴
• Dec 14, 2024Shares withheld for tax 27,525 shares at $7.53 of BioCryst Pharmaceuticals¹⁵
• May 13, 2024Bought 30,000 shares at $5.55 of BioCryst Pharmaceuticals¹⁶
• Jan 3, 2024Gift 10,000 shares of BioCryst Pharmaceuticals¹⁷
• Jan 3, 2024Gift 10,000 shares of BioCryst Pharmaceuticals¹⁷
• Jan 3, 2024Gift 20,000 shares of BioCryst Pharmaceuticals¹⁷
• Dec 19, 2023Shares withheld for tax 14,089 shares at $6.05 of BioCryst Pharmaceuticals¹⁸
• Dec 14, 2023Shares withheld for tax 13,592 shares at $6.43 of BioCryst Pharmaceuticals¹⁹
• Dec 14, 2023Granted 127,500 shares of BioCryst Pharmaceuticals¹⁹