Caribou Biosciences (CRBU) CTO Timothy P. Kelly Sells 6,228 Shares

What Happened Timothy P. Kelly, Chief Technology Officer of Caribou Biosciences, sold 6,228 shares in an open-market transaction on February 25, 2026. The shares were sold at $1.93 each for total proceeds of approximately $12,020. This was a sale (code S), not a purchase or option exercise.

Key Details

• Transaction date and price: Feb 25, 2026 — 6,228 shares at $1.93 per share; total ≈ $12,020.
• Filing date: Form 4 filed Feb 27, 2026 (two days after the trade) — appears timely under normal Form 4 rules.
• Shares owned after transaction: Not specified in the provided filing details.
• Footnotes/plan disclosure: No 10b5-1 plan, tax-withholding, or other special footnotes were provided in the supplied data.

Context This was a straightforward sale of existing shares by a senior executive. Sales can be routine (for diversification, personal needs, or other reasons) and do not by themselves indicate the insider’s view of the company’s long-term prospects. The trade size is relatively small (~$12k) compared with many insider transactions.