secwatch / observer
DMAC DiaMedica Therapeutics Inc.
CIK 0001401040 50 ready 8-Ks latest May 21, 2026, 4:30 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline
Ready 8-Ks 50
Latest filing May 21, 2026, 4:30 PM ET
Top materiality 0.85
Event mix other_material ×18 · earnings ×12 · leadership ×10
Sentiment 12 pos · 5 neg · 33 neu
Executive change recent →

Recent 8-K filings for DMAC

Executive changes

Departed

Richard Pilnik

Director
DMAC · DiaMedica Therapeutics Inc.
Effective
2025-05-15
Filed
March 6, 2025, 6:59 PM ET
On February 28, 2025, Richard Pilnik, who has been a member of the Board of Directors (the “Board”) of DiaMedica Therapeutics Inc. (the “Company”), for over 15 years, informed the Company of his decision to retire and not to stand for re-election at the Company’s 2025 Annual General Meeting of Shareholders (the “AGM”).
Appointed

Daniel J. O'Connor

Director
DMAC · DiaMedica Therapeutics Inc.
Effective
2025-02-20
Filed
February 24, 2025, 6:59 PM ET
On February 20, 2025, the Board of Directors (the “Board”) of DiaMedica Therapeutics Inc. (the “Company”), upon recommendation of the Nominating and Corporate Governance Committee of the Board, appointed Daniel J. O’Connor to the Board, effective immediately.
Departed

Julie VanOrsdel Daves

Senior Vice President, Clinical Development Operations
DMAC · DiaMedica Therapeutics Inc.
Effective
2024-04-18
Successor
Rebekah de Vitry Fries
Filed
April 10, 2024, 7:59 PM ET
Julie VanOrsdel Daves MSHS, CCRP notified us of her resignation as Senior Vice President, Clinical Development Operations of DiaMedica Therapeutics Inc. (“DiaMedica”), effective as of April 18, 2024, for personal reasons.
Role change

Rebekah de Vitry Fries

Other Named Officer
DMAC · DiaMedica Therapeutics Inc.
Effective
2024-04-18
Filed
April 10, 2024, 7:59 PM ET
Following the departure of Ms. Daves, Rebekah de Vitry Fries, who currently serves as DiaMedica’s Vice President of Clinical Operations, will assume leadership of DiaMedica’s clinical operations.
Departed

Kirsten Gruis

Chief Medical Officer
DMAC · DiaMedica Therapeutics Inc.
Effective
2023-08-31
Successor
Jordan Dubow
Filed
September 5, 2023, 7:59 PM ET
On September 3, 2023, Kirsten Gruis, M.D. resigned from her position as Chief Medical Officer of DiaMedica Therapeutics Inc. (“DiaMedica” or the “Company”), effective as of August 31, 2023
Appointed (interim)

Jordan Dubow

Chief Medical Officer
DMAC · DiaMedica Therapeutics Inc.
Filed
September 5, 2023, 7:59 PM ET
To replace Dr. Gruis immediately on an interim basis while DiaMedica completes its search for a permanent Chief Medical Officer, DiaMedica has engaged as an independent consultant, Jordan Dubow, M.D.
Appointed

Tanya N. Lewis

Member of Compensation Committee
DMAC · DiaMedica Therapeutics Inc.
Effective
2023-03-09
Filed
March 10, 2023, 6:59 PM ET
On and effective March 9, 2023, upon the recommendation of the Nominating and Corporate Governance Committee of the Board, the Board appointed Ms. Lewis as a member of the Compensation Committee of the Board.
Appointed

Tanya N. Lewis

Director
DMAC · DiaMedica Therapeutics Inc.
Effective
2023-03-01
Filed
March 10, 2023, 6:59 PM ET
the Board of Directors (the “Board”) of the Company appointed Tanya N. Lewis to the Board, effective March 1, 2023.
Appointed

Tanya N. Lewis

director
DMAC · DiaMedica Therapeutics Inc.
Effective
2023-03-01
Filed
March 6, 2023, 6:59 PM ET
To fill the vacancy created by Ms. Burroughs’s resignation, on March 1, 2023, the Company’s Board of Directors (the “Board”), upon recommendation of the Nominating and Corporate Governance Committee of the Board, appointed Tanya N. Lewis to the Board, effective immediately, to fill the vacancy created by Ms. Burroughs’s resignation.
Departed

Amy L. Burroughs

director
DMAC · DiaMedica Therapeutics Inc.
Effective
2023-03-01
Successor
Tanya N. Lewis
Filed
March 6, 2023, 6:59 PM ET
On March 1, 2023, Amy L. Burroughs resigned as a director of DiaMedica Therapeutics Inc.
Departed

Harry Alcorn, Jr.

Senior Vice President of Clinical Operations
DMAC · DiaMedica Therapeutics Inc.
Effective
2022-05-23
Filed
May 25, 2022, 7:59 PM ET
On May 23, 2022, Harry Alcorn, Jr., Pharm.D., Senior Vice President of Clinical Operations of DiaMedica Therapeutics Inc. (the “Company”), resigned as an officer and employee of the Company and its subsidiaries, effective immediately.
Appointed

Charles Semba, M.D.

director
DMAC · DiaMedica Therapeutics Inc.
Effective
2021-07-15
Filed
July 16, 2021, 7:59 PM ET
the Company’s shareholders elected each of Amy Burroughs and Charles Semba, M.D. as a director of the Company effective immediately.

Materiality & sentiment trend

Max materiality 0.85 · Median 0.65 · Most common event other_material

12 positive 5 negative 33 neutral

source · DMAC on sec.gov