TOP TIERMARKET NEWSWIRE
SEC Form 4 history

BOUNDLESS BIO INC (BOLD) insider trades

BOUNDLESS BIO INC (BOLD) insider trading activity (SEC Form 4). Over the trailing 90 days, BOLD insiders filed 5 purchases totalling $458K and 1 sales totalling $54K — net BUYING of $404K. Most recent filing: Nov 10, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
5
$458K
Sells (90d)
1
$54K
Net (90d)
+$404K
net buying
Most recent
Nov 10, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Nov 10, 2026Tang Kevin10%P Purchase—$2.40$5Kfiling
Nov 5, 2026Tang Kevin10%P Purchase—$2.40$27Kfiling
Oct 29, 2026Tang Kevin10%P Purchase—$2.40$26Kfiling
Oct 26, 2026Tang Kevin10%P Purchase—$2.39$52Kfiling
Oct 20, 2026Tang Kevin10%P Purchase—$2.34$350Kfiling
Aug 28, 2026Tang Kevin10%S Sale—$2.97$54Kfiling
Jul 21, 2026Tang Kevin10%P Purchase—$2.44$12Kfiling
Jul 16, 2026Tang Kevin10%P Purchase—$2.43$156Kfiling
Jul 13, 2026Tang Kevin10%P Purchase—$2.42$222Kfiling
Jul 8, 2026Tang Kevin10%P Purchase—$2.48$142Kfiling
Jul 6, 2026Crandell Keith10%S SaleOE—$2.49$40Kfiling
Jul 6, 2026Arch Venture Fund Ix, L.P.10%S SaleOE—$2.49$40Kfiling
Jul 2, 2026Tang Kevin10%P Purchase—$2.50$269Kfiling
Jun 29, 2026Tang Kevin10%P Purchase—$2.50$715Kfiling