ImageneBio IMA Insider Ownership

Updated Oct 10, 2026

Over the past 12 months, ImageneBio insiders bought $95,840 of stock on the open market (16K shares) and sold $17,334 (3.2K shares).

• Among ImageneBio insiders, Joseph P. Slattery (Director) led open-market buying over the past 12 months with $95,840 of purchases (16K shares); the latest was on December 24, 2025.
• Conversely, Robert B. Lally (Principal Accounting Officer) was IMA's largest open-market seller in the past 12 months, with $17,334 of sales (3.2K shares); the latest was on July 17, 2026.
• In transactions other than open-market trades, ImageneBio insiders received 466.7K shares in stock awards and acquired 38.38K shares through option exercises and conversions over the past 12 months.
• According to Business Quant data, insiders at ImageneBio reported 860.86K shares in total in their latest Form 4 filings, up 193.83% from 292.98K shares at the end of Q2 2026 and up 273.52% from 230.47K shares at the end of Q3 2025.
• By type of ownership, IMA insiders hold 83.41% of their shares directly (718.03K shares) and 16.59% indirectly (142.83K shares).
• The insider holdings in ImageneBio belong to 10 insiders who have reported on Form 4 within the past two years.
• IMA's three largest insider shareholders, per their latest Form 4 filings, are Kristin Yarema (Chief Executive Officer, 493.7K shares), Yanina Grant-Huerta (Chief Financial Officer, 104K shares) and Jonathan Jian Wang (Director, 92.91K shares).
• Kristin Yarema alone accounts for 57.35% of the shares held by ImageneBio insiders.
• Institutions accounted for 39.17% of IMA's outstanding shares in Q2 2026, insiders about 5.33% per their latest Form 4 filings, and other investors, including the public, about 55.50%.
• In the past year, 10 insiders of ImageneBio submitted 16 Form 4 filings reporting trades, awards or other transactions.
• These insider figures for ImageneBio are based on Form 4 filings through August 17, 2026.