BOLD
Boundless Bio, Inc. · 33 Form 4 · free tier: 48h delay
Recent Form 4 slice from EDGAR — up to 30 filings (not a full archive).
For informational purposes only. Not investment advice. Data is aggregated from public SEC and congressional disclosures. Nothing on this site is a recommendation to buy or sell any security. Public disclosure of a trade is not evidence of wrongdoing or insider trading.
Recent Form 4 trades
Open-market purchases and sales
2 trades in the last 48h are Pro-only
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BOLD · Trade · Nov 5, 2026 · Filed · Nov 5, 2026
$•••••
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BOLD · Trade · Nov 4, 2026 · Filed · Nov 5, 2026
$•••••
BOLD · Trade · Nov 3, 2026 · Filed · Nov 5, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$5,412
2,255 sh
BOLD · Trade · Oct 27, 2026 · Filed · Oct 29, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$25,697
10,707 sh
BOLD · Trade · Oct 26, 2026 · Filed · Oct 26, 2026 · Boundless Bio, Inc.
$22,862
9,606 sh
BOLD · Trade · Oct 23, 2026 · Filed · Oct 26, 2026 · filed 3 days after trade · Boundless Bio, Inc.
$14,837
6,234 sh
BOLD · Trade · Oct 22, 2026 · Filed · Oct 26, 2026 · filed 4 days after trade · Boundless Bio, Inc.
$13,920
5,800 sh
BOLD · Trade · Oct 20, 2026 · Filed · Oct 20, 2026 · Boundless Bio, Inc.
$521
220 sh
BOLD · Trade · Oct 19, 2026 · Filed · Oct 20, 2026 · Boundless Bio, Inc.
$72,519
31,069 sh · 2 tx
BOLD · Trade · Oct 16, 2026 · Filed · Oct 20, 2026 · filed 4 days after trade · Boundless Bio, Inc.
$276,553
118,185 sh
BOLD · Trade · Aug 26, 2026 · Filed · Aug 28, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$54,351
18,300 sh
BOLD · Trade · Jul 21, 2026 · Filed · Jul 21, 2026 · Boundless Bio, Inc.
$7,259
2,975 sh
BOLD · Trade · Jul 20, 2026 · Filed · Jul 21, 2026 · Boundless Bio, Inc.
$3,960
1,623 sh
BOLD · Trade · Jul 17, 2026 · Filed · Jul 21, 2026 · filed 4 days after trade · Boundless Bio, Inc.
$647
265 sh
BOLD · Trade · Jul 16, 2026 · Filed · Jul 16, 2026 · Boundless Bio, Inc.
$45,118
18,491 sh
BOLD · Trade · Jul 15, 2026 · Filed · Jul 16, 2026 · Boundless Bio, Inc.
$3,904
1,600 sh
BOLD · Trade · Jul 14, 2026 · Filed · Jul 16, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$106,624
43,878 sh
BOLD · Trade · Jul 8, 2026 · Filed · Jul 8, 2026 · Boundless Bio, Inc.
$35,271
14,338 sh
BOLD · Trade · Jul 7, 2026 · Filed · Jul 8, 2026 · Boundless Bio, Inc.
$39,209
15,810 sh
BOLD · Trade · Jul 6, 2026 · Filed · Jul 8, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$67,384
27,062 sh
BOLD · Trade · Jul 2, 2026 · Filed · Jul 2, 2026 · Boundless Bio, Inc.
$24,454
9,821 sh
BOLD · Trade · Jul 1, 2026 · Filed · Jul 6, 2026 · filed 5 days after trade · Boundless Bio, Inc.
$39,840
16,000 sh
BOLD · Trade · Jul 1, 2026 · Filed · Jul 6, 2026 · filed 5 days after trade · Boundless Bio, Inc.
$39,840
16,000 sh
BOLD · Trade · Jul 1, 2026 · Filed · Jul 2, 2026 · Boundless Bio, Inc.
$178,314
71,612 sh
BOLD · Trade · Jun 30, 2026 · Filed · Jul 2, 2026 · filed 2 days after trade · Boundless Bio, Inc.
$66,112
26,030 sh · 2 tx
BOLD · Trade · Jun 29, 2026 · Filed · Jun 29, 2026 · Boundless Bio, Inc.
$159,970
64,762 sh · 2 tx
BOLD · Trade · Jun 26, 2026 · Filed · Jun 29, 2026 · filed 3 days after trade · Boundless Bio, Inc.
$191,710
75,181 sh · 2 tx
BOLD · Trade · Jun 25, 2026 · Filed · Jun 29, 2026 · filed 4 days after trade · Boundless Bio, Inc.
$363,088
146,390 sh · 2 tx