secwatch / observer
VSTM Verastem, Inc.
CIK 0001526119 45 ready 8-Ks latest June 17, 2026, 8:52 AM ET RSS · JSON
Activity: NORMAL 2 filings / 30d vs 1 baseline
Ready 8-Ks 45
Latest filing June 17, 2026, 8:52 AM ET
Top materiality 0.95
Event mix other_material ×31 · leadership ×5 · debt ×3
Sentiment 22 pos · 1 neg · 22 neu
Latest earnings reported 2025-FY
Executive change recent →

Recent 8-K filings for VSTM

Executive changes

Appointed

Matthew E. Ros

Chief Operating Officer
VSTM · Verastem, Inc.
Effective
2025-01-14
Filed
January 21, 2025, 6:59 PM ET
Effective January 14, 2025, Verastem, Inc. (the “Company”) appointed Matthew E. Ros as Chief Operating Officer of the Company.
Appointed

Daniel Calkins

Chief Financial Officer
VSTM · Verastem, Inc.
Effective
2023-10-24
Filed
October 27, 2023, 7:59 PM ET
On October 24, 2023, the board of directors (the “Board”) of Verastem, Inc. (the “Company”) appointed Daniel Calkins as Chief Financial Officer of the Company.
Appointed

Daniel Paterson

President and Chief Executive Officer
VSTM · Verastem, Inc.
Effective
2023-08-01
Filed
August 4, 2023, 7:59 PM ET
Daniel Paterson was appointed to the position of President and Chief Executive Officer of Verastem, Inc. (the “Company”) effective as of August 1, 2023
Departed

Brian Stuglik

Chief Executive Officer
VSTM · Verastem, Inc.
Effective
2023-07-31
Successor
Daniel Paterson
Filed
July 12, 2023, 7:59 PM ET
On July 7, 2023, Brian Stuglik notified Verastem, Inc. (the “Company)” of his decision to retire as Chief Executive Officer of the Company, effective July 31, 2023
Role change

Daniel Paterson

President and Chief Executive Officer
VSTM · Verastem, Inc.
Effective
2023-07-31
Filed
July 12, 2023, 7:59 PM ET
Daniel Paterson, 62, the Company’s President and Chief Operating Officer, will be appointed to the position of President and Chief Executive Officer as of the Effective Date.
Appointed

Daniel Paterson

Class III director
VSTM · Verastem, Inc.
Effective
2023-07-31
Filed
July 12, 2023, 7:59 PM ET
In connection with his appointment, Mr. Paterson will also be appointed to the Board, to serve as a Class III director.

Earnings & guidance

2025-FY EPS reported -$3.02 filing →

Materiality & sentiment trend

Max materiality 0.95 · Median 0.70 · Most common event other_material

22 positive 1 negative 22 neutral

source · VSTM on sec.gov