Kelly Timothy P 4
4 · Caribou Biosciences, Inc. · Filed Feb 27, 2026
Research Summary
AI-generated summary of this filing
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.
Insider Transaction Report
Form 4
Kelly Timothy P
Chief Technology Officer
Transactions
- Sale
Common Stock
2026-02-25$1.93/sh−6,228$12,020→ 73,125 total
Signature
/s/ Barbara G. McClung, as attorney-in-fact|2026-02-27