Alexander Cumbo

Companies

• Stoke Therapeutics, Inc.Board member Sep 25, 2026 to now¹
• Vor Biopharma Inc.Board member Jul 18, 2025 to now²
• Climb Bio, Inc.Board member Apr 1, 2025 to now³
• Solid Biosciences Inc.Board member Dec 5, 2022 to now⁴
• Solid Biosciences Inc.Chief executive officer Dec 5, 2022 to now⁴
• Solid Biosciences Inc.President Dec 5, 2022 to now⁴
• Verve Therapeutics, Inc.Board member Jun 13, 2022 to now⁵
• Sarepta TherapeuticsVP, Head of Commercial Sep 30, 2016 to Feb 28, 2020⁶

Holdings

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

Shares held

• SBSolid Biosciences Inc. SLDB235,405 shares⁷$1.4M at $5.77Feb 18, 2026

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

Recent filings

• Feb 18, 2026Sold 16,644 shares at $5.82 of Solid Biosciences Inc.⁷
• Feb 13, 2026Exercised options 30,031 shares of Solid Biosciences Inc.⁷
• Feb 4, 2026Sold 48,913 shares at $6.44 of Solid Biosciences Inc.⁸
• Feb 2, 2026Sold 80,258 shares at $6.44 of Solid Biosciences Inc.⁹
• Jan 31, 2026Exercised options 100,400 shares of Solid Biosciences Inc.⁹
• Jan 29, 2026Exercised options 169,401 shares of Solid Biosciences Inc.⁹
• Dec 3, 2025Sold 10,808 shares at $5.11 of Solid Biosciences Inc.¹⁰
• Dec 2, 2025Exercised options 28,612 shares of Solid Biosciences Inc.¹⁰
• Feb 14, 2025Sold 11,365 shares at $3.96 of Solid Biosciences Inc.¹¹
• Feb 13, 2025Exercised options 30,031 shares of Solid Biosciences Inc.¹¹
• Dec 3, 2024Sold 11,114 shares at $5.60 of Solid Biosciences Inc.¹²
• Dec 2, 2024Exercised options 28,612 shares of Solid Biosciences Inc.¹²
• Dec 4, 2023Sold 11,757 shares at $2.77 of Solid Biosciences Inc.¹³
• Dec 2, 2023Exercised options 28,612 shares of Solid Biosciences Inc.¹³
• Dec 2, 2022Granted 584 shares of Solid Biosciences Inc.¹⁴