secwatch / observer
TNDM TANDEM DIABETES CARE INC
CIK 0001438133 25 ready 8-Ks latest May 21, 2026, 4:10 PM ET RSS · JSON
Activity: ELEVATED 3 filings / 30d vs 1 baseline
Ready 8-Ks 25
Latest filing May 21, 2026, 4:10 PM ET
Top materiality 0.80
Event mix earnings ×10 · regulatory ×5 · leadership ×3
Sentiment 5 pos · 1 neg · 19 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for TNDM

Executive changes

Departed

Mark Novara

Executive Vice President and Chief Commercial Officer
TNDM · TANDEM DIABETES CARE INC
Effective
2026-05-18
Filed
May 15, 2026, 7:59 AM ET
On May 11, 2026, Mark Novara, the Executive Vice President and Chief Commercial Officer of Tandem Diabetes Care, Inc. (the “Company”), was notified that his employment with the Company is being terminated without cause.
Appointed

Jean-Claude Kyrillos

Chief Operating Officer
TNDM · TANDEM DIABETES CARE INC
Effective
2024-06-21
Filed
June 21, 2024, 7:59 PM ET
On June 19, 2024, the Board of Directors of Tandem Diabetes Care, Inc. (the “Company”) approved the appointment of Jean-Claude Kyrillos as Executive Vice President, Chief Operating Officer effective June 21, 2024.

Earnings & guidance

2026-Q1 EPS reported -$0.30 filing →

Materiality & sentiment trend

Max materiality 0.80 · Median 0.50 · Most common event earnings

5 positive 1 negative 19 neutral

source · TNDM on sec.gov