secwatch / observer
EDSA Edesa Biotech, Inc.
CIK 0001540159 50 ready 8-Ks latest June 11, 2026, 9:20 AM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline
Ready 8-Ks 50
Latest filing June 11, 2026, 9:20 AM ET
Top materiality 0.85
Event mix other_material ×21 · earnings ×18 · leadership ×5
Sentiment 14 pos · 2 neg · 34 neu
Executive change recent →

Recent 8-K filings for EDSA

Executive changes

Appointed

Peter J. Weiler

Chief Financial Officer
EDSA · Edesa Biotech, Inc.
Effective
2025-05-01
Filed
April 4, 2025, 7:59 PM ET
the Company appointed Peter J. Weiler to serve as the Company’s Chief Financial Officer, effective May 1, 2025
Departed

Stephen Lemieux

Chief Financial Officer
EDSA · Edesa Biotech, Inc.
Effective
2025-05-01
Successor
Peter J. Weiler
Filed
April 4, 2025, 7:59 PM ET
Stephen Lemieux, Chief Financial Officer of Edesa Biotech, Inc. (the “Company”), notified the Company of his intention to resign from his position and responsibilities as Chief Financial Officer, effective May 1, 2025, to pursue another professional opportunity.
Appointed

David Liu

Director
EDSA · Edesa Biotech, Inc.
Effective
2025-02-12
Filed
February 13, 2025, 6:59 PM ET
the Company appointed David Liu, the Lead Investor Nominee, to serve on the Board of Directors
Appointed

Stephen Lemieux

Chief Financial Officer
EDSA · Edesa Biotech, Inc.
Effective
2023-07-15
Filed
June 27, 2023, 7:59 PM ET
Edesa Biotech, Inc. (the “Company”) has appointed Stephen Lemieux (age 47) as our Chief Financial Officer pursuant to an employment agreement.
Departed

Kathi Niffenegger

Chief Financial Officer
EDSA · Edesa Biotech, Inc.
Effective
2023-07-15
Filed
May 24, 2023, 7:59 PM ET
On May 23, 2023, Kathi Niffenegger, the Chief Financial Officer of the Company, notified the Company of her intention to retire from her position and responsibilities as Chief Financial Officer effective July 15, 2023.
Appointed

Jennifer Chao

Director
EDSA · Edesa Biotech, Inc.
Effective
2022-03-28
Filed
March 29, 2022, 7:59 PM ET
the Board voted to appoint Jennifer Chao as a director of the Company to fill a vacancy on the Board
Departed

Peter van der Velden

Director
EDSA · Edesa Biotech, Inc.
Effective
2022-02-28
Filed
March 2, 2022, 6:59 PM ET
On February 28, 2022, Peter van der Velden notified the Board of Directors (the “Board”) of Edesa Biotech, Inc. (the “Company”) of his decision to resign from the Board and its committees, effective as of February 28, 2022.

Materiality & sentiment trend

Max materiality 0.85 · Median 0.60 · Most common event other_material

14 positive 2 negative 34 neutral

source · EDSA on sec.gov