Robert Barrow

Companies

• Definium TherapeuticsBoard member Jan 10, 2022 to now¹
• Definium TherapeuticsChief executive officer Jan 10, 2022 to now¹

Holdings

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

Shares held

• DTDefinium Therapeutics DFTX2,213,090 shares²$75.9M at $34.31Sep 25, 2026

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

Recent filings

• Sep 25, 2026Sold 31,550 shares at $36.57 of Definium Therapeutics²
• Sep 14, 2026Granted 750,000 shares of Definium Therapeutics³
• Sep 3, 2026Sold 19,023 shares at $37.94 of Definium Therapeutics⁴
• Sep 2, 2026Granted 40,000 shares of Definium Therapeutics⁴
• Aug 12, 2026Granted 375,000 shares of Definium Therapeutics⁵
• Jun 25, 2026Sold 29,208 shares at $45.03 of Definium Therapeutics⁶
• Jun 22, 2026Granted 375,000 shares of Definium Therapeutics⁷
• Mar 25, 2026Sold 24,431 shares at $18.47 of Definium Therapeutics⁸
• Feb 3, 2026Granted 320,000 shares of Definium Therapeutics⁹
• Dec 26, 2025Sold 25,791 shares at $13.15 of Definium Therapeutics¹⁰
• Sep 25, 2025Sold 25,797 shares at $9.77 of Definium Therapeutics¹¹
• Jun 25, 2025Sold 26,491 shares at $6.80 of Definium Therapeutics¹²
• Mar 25, 2025Sold 21,208 shares at $6.74 of Definium Therapeutics¹³
• Mar 12, 2025Granted 350,000 shares of Definium Therapeutics¹⁴
• Dec 26, 2024Sold 19,106 shares at $7.43 of Definium Therapeutics¹⁵
• Sep 25, 2024Sold 19,771 shares at $5.98 of Definium Therapeutics¹⁶
• Aug 20, 2024Bought 500 shares at $6.12 of Definium Therapeutics¹⁷
• Aug 19, 2024Bought 500 shares at $6.31 of Definium Therapeutics¹⁷
• Jun 25, 2024Sold 15,659 shares at $7.22 of Definium Therapeutics¹⁸
• Mar 25, 2024Sold 16,519 shares at $9.50 of Definium Therapeutics¹⁹
• Dec 26, 2023Sold 13,237 shares at $3.63 of Definium Therapeutics²⁰
• Sep 25, 2023Sold 8,231 shares at $3.58 of Definium Therapeutics²¹
• Sep 25, 2023Sold 5,268 shares at $3.57 of Definium Therapeutics²¹
• Jun 27, 2023Sold 8,416 shares at $3.21 of Definium Therapeutics²²
• Jun 27, 2023Sold 7,086 shares at $3.19 of Definium Therapeutics²²