secwatch / observer
INBX Inhibrx Biosciences, Inc.
CIK 0002007919 27 ready 8-Ks latest September 28, 2026, 5:03 PM ET RSS · JSON
Activity: NORMAL 1 filings / 30d vs 1 baseline
Ready 8-Ks 27
Latest filing September 28, 2026, 5:03 PM ET
Top materiality 0.90
Event mix other_material ×10 · earnings ×9 · other ×3
Sentiment 10 pos · 0 neg · 17 neu
Latest earnings reported 2026-Q2
Executive change recent →

Recent 8-K filings for INBX

Executive changes

Role change

Mark Lappe

Chief Executive Officer and Chairperson of the Board
INBX · Inhibrx Biosciences, Inc.
Effective
2025-04-01
Successor
David J. Matly
Filed
April 1, 2025, 7:59 PM ET
Mark Lappe will continue in his roles as Chief Executive Officer and Chairperson of the Board of Directors, but will no longer hold the title of President.
Appointed

David J. Matly

President
INBX · Inhibrx Biosciences, Inc.
Effective
2025-04-01
Filed
April 1, 2025, 7:59 PM ET
On April 1, 2025, Inhibrx Biosciences, Inc. (the “Company”) announced the appointment of David J. Matly, M.B.A. as President, effective April 1, 2025, adding to his current role as Chief Commercial and Business Development Officer.
Departed

Brendan P. Eckelman

EVP, Chief Scientific Officer
INBX · Inhibrx Biosciences, Inc.
Effective
2025-03-31
Filed
April 1, 2025, 7:59 PM ET
On March 31, 2025, Brendan P. Eckelman, Ph.D. informed the Company of his intention to resign as EVP, Chief Scientific Officer of the Company, effective immediately, to establish a newly-formed private biotechnology company, where he will be founder and Chief Executive Officer.

Earnings & guidance

2026-Q2 EPS reported -$4.49 filing →

Materiality & sentiment trend

Max materiality 0.90 · Median 0.70 · Most common event other_material

10 positive 0 negative 17 neutral

source · INBX on sec.gov