secwatch / observer
ALSN Allison Transmission Holdings Inc
CIK 0001411207 46 ready 8-Ks latest June 16, 2026, 4:14 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline
Ready 8-Ks 46
Latest filing June 16, 2026, 4:14 PM ET
Top materiality 0.90
Event mix earnings ×20 · debt ×7 · other_material ×7
Sentiment 28 pos · 1 neg · 17 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for ALSN

Executive changes

Role change

G. Frederick Bohley

Chief Operating Officer
ALSN · Allison Transmission Holdings Inc
Effective
2025-04-14
Successor
Scott A. Mell
Filed
April 10, 2025, 7:59 PM ET
Upon Mr. Mell’s appointment, G. Frederick Bohley, the Company’s current Chief Operating Officer, Chief Financial Officer and Treasurer, will continue to serve as Chief Operating Officer of the Company and will no longer serve as Chief Financial Officer and Treasurer as of April 14, 2025.
Appointed

Scott A. Mell

Chief Financial Officer and Treasurer
ALSN · Allison Transmission Holdings Inc
Effective
2025-04-14
Filed
April 10, 2025, 7:59 PM ET
On April 10, 2025, Allison Transmission Holdings, Inc. (the “Company” or “Allison”) announced the appointment of Scott A. Mell to serve as the Company’s Chief Financial Officer and Treasurer, effective April 14, 2025.
Departed

Richard P. Lavin

Director
ALSN · Allison Transmission Holdings Inc
Filed
February 20, 2025, 6:59 PM ET
On February 19, 2025, Richard P. Lavin, a member of the Board of Directors (the “Board”) of Allison Transmission Holdings, Inc. (the “Company”), advised the Company that he would not stand for re-election to the Board at the Company’s upcoming 2025 Annual Meeting of Stockholders due to health considerations.
Role change

G. Frederick Bohley

Chief Operating Officer
ALSN · Allison Transmission Holdings Inc
Effective
2024-06-04
Filed
June 4, 2024, 7:59 PM ET
On June 3, 2024, the Board of Directors (the “Board”) of Allison Transmission Holdings, Inc. (the “Company” or “Allison”) appointed G. Frederick Bohley, to serve as the Company’s Chief Operating Officer, effective June 4, 2024. Mr. Bohley will continue to serve as Chief Financial Officer and Treasurer of the Company.
Appointed

Gustave F. Perna

Director
ALSN · Allison Transmission Holdings Inc
Effective
2022-08-08
Filed
August 9, 2022, 7:59 PM ET
appointed Philip J. Christman, Sasha Ostojic, Gustave F. Perna and Krishna Shivram to serve as members of the Company’s Board, effective immediately
Appointed

Philip J. Christman

Director
ALSN · Allison Transmission Holdings Inc
Effective
2022-08-08
Filed
August 9, 2022, 7:59 PM ET
appointed Philip J. Christman, Sasha Ostojic, Gustave F. Perna and Krishna Shivram to serve as members of the Company’s Board, effective immediately
Appointed

Krishna Shivram

Director
ALSN · Allison Transmission Holdings Inc
Effective
2022-08-08
Filed
August 9, 2022, 7:59 PM ET
appointed Philip J. Christman, Sasha Ostojic, Gustave F. Perna and Krishna Shivram to serve as members of the Company’s Board, effective immediately
Role change

Richard L. Lavin

Lead Independent Director
ALSN · Allison Transmission Holdings Inc
Filed
August 9, 2022, 7:59 PM ET
The independent directors of the Board selected Richard L. Lavin to succeed Mr. Rabaut as Lead Independent Director of the Board effective immediately following the 2023 Annual Meeting.
Departed

Richard V. Reynolds

Director
ALSN · Allison Transmission Holdings Inc
Filed
August 9, 2022, 7:59 PM ET
On August 5, 2022, Alvaro Garcia-Tunon, who currently serves as chair of the Audit Committee of the Board and as a member of the Finance Committee of the Board, and Richard V. Reynolds, who currently serves as a member of the Audit and Compensation Committees of the Board, each notified the Board of their decision not to stand for re-election at the Company’s 2023 Annual Meeting.
Departed

Alvaro Garcia-Tunon

Director
ALSN · Allison Transmission Holdings Inc
Filed
August 9, 2022, 7:59 PM ET
On August 5, 2022, Alvaro Garcia-Tunon, who currently serves as chair of the Audit Committee of the Board and as a member of the Finance Committee of the Board, and Richard V. Reynolds, who currently serves as a member of the Audit and Compensation Committees of the Board, each notified the Board of their decision not to stand for re-election at the Company’s 2023 Annual Meeting.
Appointed

Sasha Ostojic

Director
ALSN · Allison Transmission Holdings Inc
Effective
2022-08-08
Filed
August 9, 2022, 7:59 PM ET
appointed Philip J. Christman, Sasha Ostojic, Gustave F. Perna and Krishna Shivram to serve as members of the Company’s Board, effective immediately
Departed

Thomas R. Rabaut

Director
ALSN · Allison Transmission Holdings Inc
Successor
Richard L. Lavin
Filed
August 9, 2022, 7:59 PM ET
On August 5, 2022, Thomas R. Rabaut, who currently serves as Lead Independent Director of the Board and chair of the Nominating and Corporate Governance Committee of the Board, notified the Board of his decision not to stand for re-election at the 2023 Annual Meeting.

Earnings & guidance

2026-Q1 EPS reported $1.33 filing →

Materiality & sentiment trend

Max materiality 0.90 · Median 0.70 · Most common event earnings

28 positive 1 negative 17 neutral

source · ALSN on sec.gov