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Mersana Therapeutics, Inc.

Initiate patient dosing for the UPLIFT clinical trial

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
5 Jan 2021
Due
31 Mar 2021
Delivered
April 2021
  • Deadline
  • Met
  • Late
  • Not met
  • Today

What the company said

“Planning to Initiate UPLIFT Patient Dosing in Q1 2021”

What we found

Evidence strength A What the grades mean

The company announced in May 2021 that it initiated patient dosing for the UPLIFT trial in April 2021, which is after the Q1 2021 deadline.

  • A
    Mersana Therapeutics, Inc. 8-K filed 2021-05-10 Regulatory filing · published 10 May 2021 · retrieved 24 Oct 2026 · kept permanently by the SEC · fingerprint 09da31a30f78
    “In April 2021, the Company announced the initiation of patient dosing in UPLIFT” ✓ confirmed on the page
  • A
    Mersana Therapeutics, Inc. 10-Q filed 2021-05-10 Regulatory filing · published 10 May 2021 · retrieved 24 Oct 2026 · kept permanently by the SEC · fingerprint ccd0c8c3d02a
    “In April 2021, we initiated a single-arm registration strategy in platinum-resistant ovarian cancer, UPLIFT” ✓ confirmed on the page

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
UPLIFT patient dosing
In the company’s control
High
Specificity
High
Depends on
Regulatory

How this entry was checked

  1. Commitment recordedThe company's words were matched word for word against the filing.
  2. First checkAn AI model, Gemini (Google), read the company's later filings and recorded the outcome with a quoted passage.
  3. 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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