Initiate the APHENITY registrational trial of PTC923 for Phenylketonuria
Delivered after 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
- Delivered
- Q3 2021
- Deadline
- Met
- Late
- Not met
- Today
What the company said
“Initiating in mid-2021”
What we found
Evidence strength A What the grades mean
The company announced in July 2021 that the trial was expected to initiate in the third quarter of 2021, missing the mid-2021 deadline, and later confirmed initiation occurred within that third quarter.
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A PTC Therapeutics, Inc. 8-K filed 2021-07-29
“The registration-directed Phase 3 PTC923 phenylketonuria (PKU) trial, APHENITY, is expected to initiate in the third quarter of 2021.” ✓ confirmed on the page
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A PTC Therapeutics, Inc. 8-K filed 2021-10-28
“Continues to advance robust clinical pipeline by initiating a fifth registration-directed trial, APHENITY Phase 3 trial of PTC923 in phenylketonuria (PKU)” ✓ 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
- Initiate
- Deliverable
- APHENITY registrational trial
- In the company’s control
- Medium
- 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.
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-021755 · Corrections policy