Complete the registration-directed clinical trial of PTC299 for COVID-19
Not delivered by the deadline
AI-confirmed · human review in progress Independent AI checks agreed on primary SEC or regulator evidence. Records are now being reviewed by hand, starting with those our customers order.
- Announced
- 11 Jan 2021
- Due
- 30 Jun 2021
- Checked
- 24 Oct 2026
- Deadline
- Met
- Late
- Not met
- Today
What the company said
“PTC anticipates completing the study in 1H 2021.”
What we found
Evidence strength A What the grades mean
The company failed to complete the trial by the first half of 2021, subsequently pushing the expected completion date to the end of 2021 and later reporting further delays.
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A PTC Therapeutics, Inc. 10-Q filed 2021-07-29
“The Company expects this trial to be completed by the end of 2021.” ✓ confirmed on the page
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A PTC Therapeutics, Inc. 10-K filed 2022-02-22
“The Company has experienced delays in enrolling this trial due to the COVID-19 pandemic and now anticipates results from this trial to be available in the fourth quarter of 2022.” ✓ confirmed on the page
Market reaction: the shares moved -1.7% against the S&P 500 over the three sessions around the disclosure (28 Jul 2021 to 2 Aug 2021). What this measures
Checked 24 Oct 2026.
Commitment DNA
The structured record of this commitment. Fields the company did not state are left blank rather than guessed.
- Event type
- Clinical milestone
- Indicative materiality
- Medium rules
- Action
- Complete
- Deliverable
- PTC299 COVID-19 clinical trial
- Language
- Expected (“expects”, “plans”)
- In the company’s control
- High
- Specificity
- High
How this entry was checked
- Commitment recordedThe company's words were matched word for word against the filing.
- First checkAn AI model, Gemini (Google), read the company's later filings and recorded the outcome with a quoted passage.
- Second check: agreesA different AI model, Claude (Anthropic), re-read the evidence without being told the outcome and reached the same answer.
- Third check on a negative finding: agreesBecause a negative finding could harm a company if wrong, a stronger model re-read the evidence fully blind and reached the same answer.
Confirmed. This outcome counts towards the company's Kept Score. How verification works
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Report an error in this entry Reference: KI-C-2021-PTCT-021750 · Corrections policy