Skip to content

Person-checked company records fromPerson-checked records $750See a worked exampleHuman review in progress

Talk to sales

KeptIndex

Xencor Inc

Initiate a Phase 1 study of XmAb564 in healthy volunteers

Delivered by the deadline

AI-assessed · human review in progress Found and assessed by AI from the cited sources. Shown with its evidence; it is not counted in any Kept Score until confirmed.

Announced
23 Feb 2021
Due
30 Jun 2021
Delivered
April 2021
  • Deadline
  • Met
  • Late
  • Not met
  • Today

What the company said

“the Company plans to initiate a Phase 1 study in healthy volunteers in early 2021”
  • SourceXencor Inc Form 8-K press release, 2021-02-23
  • FilingSEC filing index
  • Deadline as statedin early 2021
  • Deadline used30 Jun 2021, the last day of the stated period
  • TypeProject
  • Permanent referenceKI-C-2021-XNCR-024257
    Cite as https://keptindex.org/c/KI-C-2021-XNCR-024257/ — this address never changes.

What we found

Evidence strength A What the grades mean

The 10-Q filed 2021-08-04 reports that the first subject was dosed in the Phase 1 healthy-volunteer study in April 2021, before the June 2021 deadline.

  • A
    Xencor Inc 10-Q filed 2021-08-04 Regulatory filing · published 4 Aug 2021 · retrieved 26 Oct 2026 · kept permanently by the SEC
    “In April 2021, the first subject was dosed in a randomized, double-blind, placebo-controlled Phase 1 clinical study that will evaluate the safety and tolerability of XmAb564, administered subcutaneously in healthy adult volunteers.” ✓ confirmed on the page
  • A
    Xencor Inc 10-K filed 2022-02-24 Regulatory filing · published 24 Feb 2022 · retrieved 26 Oct 2026 · kept permanently by the SEC
    “In April 2021, the first subject was dosed in a randomized, double-blind, placebo-controlled, single-ascending dose (SAD) Phase 1 clinical study to evaluate the safety and tolerability of XmAb564, administered subcutaneously in healthy adult volunteers.” ✓ confirmed on the page

Checked 26 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
Phase 1 study of XmAb564 in healthy volunteers
Language
Expected (“expects”, “plans”)
In the company’s control
High
Specificity
Medium

How this entry was checked

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

Not yet confirmed. Shown on the record, but it will not count in any score until it is confirmed. How verification works

Are you Xencor Inc? You can publish an official statement next to this entry, free. Add a statement.

Is something here wrong or out of date? Companies and readers can ask us to check it. Please bring a link to a public source.

Report an error in this entry Reference: KI-C-2021-XNCR-024257 · Corrections policy

The Deadline Report

One email a week: the corporate commitments that came due, which were met, which slipped, and what is due next. Free. Stop any time.

No advertising. We never sell or share your address.