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Insider trade

PTC Therapeutics, Inc. (PTCT): EXEC. VP AND CLO sold ~$89K

Mark Elliott Boulding, EXEC. VP AND CLO at PTC Therapeutics, Inc., sold ~$89K of PTC Therapeutics, Inc. shares.

~$89K
Approx. value · 1,929 sh @ $46.18
104K
Holds after · shares reported
Traded
May 15, 2025
Filed
May 19, 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. Mar 13, 2025InsiderDirector sold ~$270K of PTCT shares in the open market
  2. Mar 14, 2025InsiderOfficer sold ~$246K of PTCT shares in the open market
  3. Mar 17, 2025Insider · 1 personInsiders: 4 sales (~$384K)
  4. Apr 2, 2025InsiderOfficer sold ~$42K of PTCT shares in the open market
  5. Apr 22, 2025InsiderCEO sold ~$137K of PTCT shares in the open market
  6. May 15, 2025 · this disclosureInsiderOfficer sold ~$89K of PTCT shares in the open market

What came next

  1. May 16, 2025InsiderOfficer sold ~$41K of PTCT shares in the open market
  2. Jul 15, 2025InsiderCFO sold ~$124K of PTCT shares in the open market
  3. Aug 5, 2025InsiderCEO sold ~$556K of PTCT shares in the open market
  4. Aug 15, 2025InsiderOfficer sold ~$137K of PTCT shares in the open market
  5. Aug 28, 2025InsiderDirector sold ~$84K of PTCT shares in the open market
  6. Sep 8, 2025Insider · 1 personInsiders: 7 sales (~$2.3M)
  7. Sep 9, 2025InsiderDirector sold ~$700K of PTCT 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 PTC Therapeutics, Inc.

For PTC Therapeutics, Inc., OQRO holds 12 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 PTCT page.

Other recent filings by Mark Elliott Boulding, EXEC. VP AND CLO

The full history of Mark Elliott Boulding, EXEC. VP AND CLO is on the profile page.

How this filing works

Explore the data

Other disclosures at PTC Therapeutics, Inc.

Everything OQRO holds on this company is on its PTCT 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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