Report the Phase 3 SKYLARK study readout for PPD
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
- 3 May 2022
- Due
- 30 Jun 2022
- Deadline
- Met
- Late
- Not met
- Today
What the company said
“The readout of the Phase 3 SKYLARK study in PPD is expected in mid-2022”
What we found
Evidence strength A What the grades mean
Later filings state that in June 2022 Biogen and Sage announced the SKYLARK Phase 3 study in PPD met its primary and all key secondary endpoints, within the mid-2022 window. The exact day is not given.
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A Biogen 10-Q filed 2022-07-20
“In June 2022 we and Sage announced that the Phase 3 SKYLARK Study of zuranolone, which is being evaluated in women with postpartum depression, met its primary and all key secondary endpoints.” ✓ confirmed on the page
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A Biogen 10-K filed 2023-02-15
“In June 2022 we and Sage announced that the Phase 3 SKYLARK study of zuranalone in women with PPD met its primary and all key secondary endpoints.” ✓ confirmed on the page
Market reaction: the shares moved -7.1% against the S&P 500 over the three sessions around the disclosure (19 Jul 2022 to 22 Jul 2022). What this measures
Checked 10 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 readout late
- Indicative materiality
- High rules
- Action
- Report
- Deliverable
- Phase 3 SKYLARK study readout
- Language
- Expected (“expects”, “plans”)
- In the company’s control
- High
- Specificity
- High
- Depends on
- Partner
How this entry was checked
- Commitment recordedThe company's words were matched word for word against the filing.
- First checkAn AI model, Claude (Anthropic), read the company's later filings and recorded the outcome with a quoted passage.
- Second check: agreesA different AI model, Gemini (Google), 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-2022-BIIB-005349 · Corrections policy