OQROSign up free
Insider trade

Boundless Bio (BOLD): 10% owner bought ~$43K

TANG KEVIN, 10% owner at Boundless Bio, bought ~$43K of Boundless Bio shares.

~$43K
Approx. value · 18K sh @ $2.33
2.99M
Holds after · shares reported
Traded
Oct 19, 2026
Filed
Oct 20, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Aug 26, 2026Insider10% owner sold ~$54K of BOLD shares in the open market
  2. Aug 28, 2026Company filing · Form 8-K · Material agreementSigned an important agreement
  3. Oct 16, 2026Insider10% owner purchased ~$277K of BOLD shares in the open market
  4. Oct 19, 2026 · this disclosureInsider10% owner purchased ~$43K of BOLD shares in the open market

What came next

  1. Oct 19, 2026Insider10% owner purchased ~$30K of BOLD shares in the open market
  2. Oct 20, 2026Insider10% owner purchased ~$521 of BOLD shares in the open market
  3. Oct 22, 2026Insider10% owner purchased ~$14K of BOLD shares in the open market
  4. Oct 23, 2026Insider10% owner purchased ~$15K of BOLD shares in the open market
  5. Oct 26, 2026Insider10% owner purchased ~$23K of BOLD shares in the open market
  6. Oct 27, 2026Insider10% owner purchased ~$26K of BOLD shares in the open market
  7. Nov 3, 2026Insider10% owner purchased ~$5.4K of BOLD shares in the open market
  8. Nov 4, 2026Insider10% owner purchased ~$1.2K of BOLD shares in the open market
  9. Nov 5, 2026Insider10% owner purchased ~$20K of BOLD shares in the open market
  10. Nov 6, 2026Insider10% owner purchased ~$4.1K of BOLD shares in the open market
  11. Nov 10, 2026Insider10% owner purchased ~$598 of BOLD shares in the open market
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Boundless Bio

For Boundless Bio, OQRO holds 14 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its BOLD page.

Other recent filings by TANG KEVIN, 10% owner

The full history of TANG KEVIN, 10% owner is on the profile page.

How this filing works

Explore the data

Other disclosures at Boundless Bio

Everything OQRO holds on this company is on its BOLD page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

Sign up freeAlready have an account? Log in

OQRO is free for everyone. No card, no trial

OQRO describes public disclosures and context calculated from them. It does not give personalized advice and does not recommend any transaction. How OQRO treats data