secwatch / observer
CTKB Cytek Biosciences, Inc.
CIK 0001831915 15 ready 8-Ks latest May 7, 2026, 7:59 PM ET RSS · JSON
Activity: NORMAL 2 filings / 30d vs 1 baseline
Ready 8-Ks 15
Latest filing June 2, 2026, 4:15 PM ET
Top materiality 0.75
Event mix earnings ×11 · leadership ×2 · other_material ×1
Sentiment 3 pos · 5 neg · 7 neu
Executive change recent →

Recent 8-K filings for CTKB

Executive changes

Departed

Philippe Busque

Senior Vice President, Global Sales and Services
CTKB · Cytek Biosciences, Inc.
Effective
2026-06-05
Filed
June 2, 2026, 4:15 PM ET
On May 27, 2026, Philippe Busque, Ph.D. submitted his resignation from his position as the Senior Vice President, Global Sales and Services of Cytek Biosciences, Inc. (the “Company”), effective as of June 5, 2026, to pursue another career opportunity.
Departed

Paul Christopher Williams

Chief Operating Officer
CTKB · Cytek Biosciences, Inc.
Effective
2024-09-27
Filed
September 12, 2024, 7:59 PM ET
On September 9, 2024, Paul Christopher Williams submitted his resignation from his position as the Chief Operating Officer of Cytek Biosciences, Inc. (the “Company”), effective as of September 27, 2024, to pursue another career opportunity.

Materiality & sentiment trend

Max materiality 0.75 · Median 0.65 · Most common event earnings

3 positive 5 negative 7 neutral

source · CTKB on sec.gov