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Insider trade

Prime Medicine (PRME)10% owner bought ~$31K

Liu David R., 10% owner at Prime Medicine, bought ~$31K of Prime Medicine shares.

~$31K
Approx. value · 21K sh @ $1.49
20.2M
Holds after · shares reported
Traded
Jun 16, 2025
Filed
Jun 16, 2025

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. May 20, 2025InsiderOfficer purchased ~$24K of PRME shares in the open market
  2. May 21, 2025Insider · 2 peopleInsiders: 2 purchases (~$260K)
  3. Jun 11, 2025Insider10% owner purchased ~$34K of PRME shares in the open market
  4. Jun 16, 2025 · this disclosureInsider10% owner purchased ~$31K of PRME shares in the open market

What came next

  1. Jun 23, 2025Insider10% owner purchased ~$45K of PRME shares in the open market
  2. Jun 30, 2025Insider10% owner purchased ~$53K of PRME shares in the open market
  3. Aug 1, 2025Insider · 4 peopleInsiders: 4 purchases (~$34.9M)
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 Prime Medicine

For Prime Medicine, OQRO holds 1 fund holdings report (13F) 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 PRME page.

Other recent filings by Liu David R., 10% owner

The full history of Liu David R., 10% owner is on the profile page.

How this filing works

Other disclosures at Prime Medicine

Everything OQRO holds on this company is on its PRME 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.

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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