Boundless Bio, Inc. - BOLD

Insiders (Form 4) · last 180 days · showing up to 200 transactions · Form 144 is shown in the SEC filings tab · Updating…
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Transaction codes: P = Open-market purchase · S = Open-market sale · A = Grant/award · M = Exercise/conversion of derivative · G = Gift · F = Tax withholding · J = Other · A/D: A = Acquired (buy/receive) · D = Disposed (sell/give)
Filed Owner Title Code A/D Shares Price Value Shares after SEC
Jan 26, 2026 See Remarks A A 220,000.0 0.0 0.0 220,000.0 View
Jan 26, 2026 Chief Scientific Officer A A 230,000.0 0.0 0.0 230,000.0 View
Jan 26, 2026 Chief Medical Officer A A 230,000.0 0.0 0.0 230,000.0 View
Jan 26, 2026 President & CEO A A 600,000.0 0.0 0.0 600,000.0 View
Jan 26, 2026 See Remarks A A 140,000.0 0.0 0.0 140,000.0 View