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SELLAS Life Sciences Group, Inc.

Report topline data for Phase 2a clinical trial of SLS009

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
10 Aug 2023
Due
31 Dec 2023
Delivered
Q4 2023
  • Deadline
  • Met
  • Late
  • Not met
  • Today

What the company said

“commencement of the Phase 2a study of SLS009 in combination with azacitidine and venetoclax in relapsed and refractory AML, for which we expect topline data in the fourth quarter of 2023”

What we found

Evidence strength A What the grades mean

The company reported positive initial topline data for the Phase 2a clinical trial of SLS009 during the fourth quarter of 2023, meeting the stated deadline.

  • A
    SELLAS Life Sciences Group, Inc. 10-K filed 2024-03-28 Regulatory filing · published 28 Mar 2024 · retrieved 1 Oct 2026 · kept permanently by the SEC · fingerprint 793c830a873c
    “In the fourth quarter of 2023, we completed enrollment in the 45 mg (safety) dose cohort in the Phase 2a study and reported positive initial topline data.” ✓ confirmed on the page

Market reaction: the shares moved +15.4% against the S&P 500 over the three sessions around the disclosure (27 Mar 2024 to 2 Apr 2024). What this measures

Checked 1 Oct 2026.

Commitment lineage

Every time the company restated this commitment. The original is never changed, and the outcome is always measured against version 1.

  • Deadline drift +91 days
  • 2 versions
  1. Version 1 · original · stated 10 Aug 2023

    Deadline 31 Dec 2023 (“fourth quarter of 2023”) · wording expected

  2. Version 2 · stated 8 Mar 2024

    Deadline 31 Mar 2024 (“this quarter”)

    “reporting topline data from our Phase 2a SLS009 r/r AML trial this quarter”

    Source for this version

  3. Version 3 · stated 14 May 2024

    Deadline 30 Sep 2024 (“the Second and Third Quarter 2024”) · wording expected

    “Additional Data Expected in the Second and Third Quarter 2024”

    Source for this version

  4. Version 4 · stated 13 Nov 2024

    Deadline 31 Dec 2024 (“fourth quarter of 2024”) · wording expected

    “Additional topline data updates are expected in the fourth quarter of 2024.”

    Source for this version

  5. Version 5 · stated 20 Mar 2025

    Deadline 30 Jun 2025 (“in 1H 2025”) · wording expected

    “Full Data and FDA Regulatory Path Feedback Expected in 1H 2025”

    Source for this version

  6. Version 6 · stated 12 May 2026

    Deadline 31 Dec 2026 (“in Q4 2026”) · wording expected

    “The topline data are expected in Q4 2026.”

    Source for this version

Commitment DNA

The structured record of this commitment. Fields the company did not state are left blank rather than guessed.

Event type
Clinical readout
Indicative materiality
Medium rules
Action
Report
Deliverable
Topline data for Phase 2a SLS009 trial
Language
Expected (“expects”, “plans”)
In the company’s control
Medium
Specificity
High
Depends on
Customer

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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Report an error in this entry Reference: KI-C-2023-SLS-002018 · Corrections policy

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