William J. Newell

Companies

• Sutro BiopharmaBoard member Sep 26, 2018 to Mar 7, 2025¹
• Sutro BiopharmaChief executive officer Sep 26, 2018 to Mar 7, 2025¹
• Social Capital Suvretta Holdings Corp. IVBoard member Sep 9, 2022 to Sep 9, 2022²
• Vaxcyte, Inc.Board member Jun 11, 2020 to Dec 10, 2020³
• Sutro BiopharmaPresident Sep 26, 2018 to Oct 1, 2018¹

Holdings

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

Shares held

• Sutro Biopharma STRO409,056 shares⁴$4.6M at $11.28Mar 7, 2025

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

Recent filings

• Mar 5, 2025Shares withheld for tax 6,708 shares at $1.36 of Sutro Biopharma⁴
• Mar 5, 2025Exercised options 18,750 shares of Sutro Biopharma⁴
• Mar 4, 2025Shares withheld for tax 11,136 shares at $1.42 of Sutro Biopharma⁵
• Mar 4, 2025Exercised options 31,125 shares of Sutro Biopharma⁵
• Mar 1, 2025Shares withheld for tax 25,203 shares at $1.59 of Sutro Biopharma⁶
• Mar 1, 2025Exercised options 41,750 shares of Sutro Biopharma⁶
• Mar 1, 2025Exercised options 23,750 shares of Sutro Biopharma⁶
• Mar 5, 2024Shares withheld for tax 6,690 shares at $4.54 of Sutro Biopharma⁷
• Mar 5, 2024Exercised options 18,750 shares of Sutro Biopharma⁷
• Mar 4, 2024Shares withheld for tax 11,105 shares at $4.79 of Sutro Biopharma⁸
• Mar 4, 2024Exercised options 31,125 shares of Sutro Biopharma⁸
• Mar 1, 2024Shares withheld for tax 8,559 shares at $4.95 of Sutro Biopharma⁹
• Mar 1, 2024Exercised options 23,750 shares of Sutro Biopharma⁹
• Jan 29, 2024Shares withheld for tax 5,634 shares at $4.99 of Sutro Biopharma¹⁰
• Jan 29, 2024Exercised options 13,750 shares of Sutro Biopharma¹⁰
• Mar 3, 2023Shares withheld for tax 17,246 shares at $5.79 of Sutro Biopharma¹¹
• Mar 3, 2023Exercised options 18,750 shares of Sutro Biopharma¹¹
• Mar 3, 2023Exercised options 31,125 shares of Sutro Biopharma¹¹
• Jan 27, 2023Shares withheld for tax 5,600 shares at $7.50 of Sutro Biopharma¹²
• Jan 27, 2023Exercised options 13,750 shares of Sutro Biopharma¹²
• Mar 14, 2022Bought 10,000 shares at $7.75 of Sutro Biopharma¹³
• Mar 5, 2022Shares withheld for tax 6,483 shares at $8.17 of Sutro Biopharma¹⁴
• Mar 5, 2022Exercised options 18,750 shares of Sutro Biopharma¹⁴
• Jan 29, 2022Shares withheld for tax 5,278 shares at $10.39 of Sutro Biopharma¹⁵
• Jan 29, 2022Exercised options 13,750 shares of Sutro Biopharma¹⁵