Brett R. Hagen

Companies

• Kalaris Therapeutics, Inc.Chief Accounting Officer Jul 30, 2020 to now¹
• Proteostasis Therapeutics (United States)Principal Accounting Officer Aug 8, 2016 to Apr 5, 2017²

Holdings

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

Shares held

• KTKalaris Therapeutics, Inc. KLRS0 shares³Mar 20, 2026

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

Recent filings

• Mar 20, 2026Sold 1,915 shares at $6.72 of Kalaris Therapeutics, Inc.³
• Mar 26, 2025Sold 907 shares at $8.97 of Kalaris Therapeutics, Inc.⁴
• Feb 21, 2025Sold 96 shares at $10.08 of Kalaris Therapeutics, Inc.⁵
• Jan 23, 2025Sold 4 shares at $9.94 of Kalaris Therapeutics, Inc.⁶
• Jan 23, 2025Sold 32 shares at $9.45 of Kalaris Therapeutics, Inc.⁶
• Jan 10, 2025Sold 332 shares at $0.44 of Kalaris Therapeutics, Inc.⁷
• Nov 19, 2024Sold 554 shares at $0.55 of Kalaris Therapeutics, Inc.⁸
• Nov 5, 2024Sold 1,655 shares at $0.86 of Kalaris Therapeutics, Inc.⁹
• Oct 22, 2024Sold 486 shares at $0.77 of Kalaris Therapeutics, Inc.¹⁰
• Oct 21, 2024Sold 479 shares at $0.78 of Kalaris Therapeutics, Inc.¹⁰
• Oct 3, 2024Sold 301 shares at $0.81 of Kalaris Therapeutics, Inc.¹¹
• Aug 19, 2024Sold 544 shares at $0.76 of Kalaris Therapeutics, Inc.¹²
• Aug 5, 2024Sold 1,692 shares at $0.73 of Kalaris Therapeutics, Inc.¹³
• Jul 22, 2024Sold 481 shares at $0.74 of Kalaris Therapeutics, Inc.¹⁴
• Jul 19, 2024Sold 479 shares at $0.75 of Kalaris Therapeutics, Inc.¹⁴
• Jul 2, 2024Sold 304 shares at $0.72 of Kalaris Therapeutics, Inc.¹⁵
• May 17, 2024Sold 541 shares at $0.75 of Kalaris Therapeutics, Inc.¹⁶
• May 3, 2024Sold 1,597 shares at $0.80 of Kalaris Therapeutics, Inc.¹⁷
• Apr 22, 2024Sold 480 shares at $0.75 of Kalaris Therapeutics, Inc.¹⁸
• Apr 19, 2024Sold 473 shares at $0.75 of Kalaris Therapeutics, Inc.¹⁸
• Apr 2, 2024Sold 281 shares at $0.77 of Kalaris Therapeutics, Inc.¹⁹
• Feb 20, 2024Sold 494 shares at $0.70 of Kalaris Therapeutics, Inc.²⁰
• Feb 8, 2024Sold 11,150 shares at $0.67 of Kalaris Therapeutics, Inc.²¹
• Feb 5, 2024Sold 5,792 shares at $0.67 of Kalaris Therapeutics, Inc.²²
• Jan 23, 2024Sold 901 shares at $0.67 of Kalaris Therapeutics, Inc.²³