Allison Transmission Holdings, Inc. filings document the operating results, governance, capital structure and material events of a NYSE-listed manufacturer of fully automatic transmissions and off-highway drive and motion systems. Form 8-K reports cover quarterly and annual financial results, investor presentation materials, dividend and capital allocation disclosures, and material agreements involving credit facilities and financing arrangements.
Allison's proxy and annual-meeting filings describe board elections, auditor ratification, advisory executive-compensation votes, corporate responsibility and sustainability disclosures, board composition, and compensation plans. The company's filings also identify its common stock, listed under ALSN, and provide formal disclosure around shareholder voting matters, executive severance arrangements and the completed expansion of its off-highway business.
Allison Transmission Holdings Inc. (ALSN) is the issuer in a Schedule 13G reporting that BlackRock, Inc. beneficially owned 7,651,817 common shares, or 9.3% of the class as of September 30, 2026. BlackRock reported sole voting power over 7,419,339 shares and sole dispositive power over 7,651,817 shares, with no shared voting or dispositive power.
The reported position reflects securities beneficially owned or deemed beneficially owned by certain BlackRock business units and its subsidiaries and affiliates, excluding other business units whose ownership is disaggregated. Various persons may receive dividends or sale proceeds, but no one person's interest exceeds 5% of the outstanding common shares.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. EVERITT DAVID C reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that director David C. Everitt received an award of 64 Dividend Equivalent Rights on August 31, 2026. These rights accrued on previously awarded deferred stock units and are economically equivalent to common shares, vesting proportionately with the related DSUs. Following this award, Everitt directly holds 3,826 Dividend Equivalent Rights. No Rule 10b5-1 trading plan is reported for this transaction.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. Shivram Krishna reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that director Krishna Shivram received a grant of 3 Dividend Equivalent Rights on August 31, 2026. These rights accrued on previously awarded restricted stock units and are economically equivalent to common stock, bringing his directly held Dividend Equivalent Rights to 6 in total.
Allison Transmission Holdings Inc (ALSN) director Carolann I. Haznedar reported an acquisition of derivative awards on August 31, 2026. She received 52 Dividend Equivalent Rights, each tied to one share of common stock, bringing her directly held Dividend Equivalent Rights balance to 1,607. These rights accrue on previously awarded deferred stock units and vest proportionately with those units. No Rule 10b5-1 trading plan is reported for this grant.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. Graziosi David S. reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that Chair, President and CEO David S. Graziosi received a grant of 131 Dividend Equivalent Rights on August 31, 2026. These rights accrued on previously awarded restricted stock units and are each the economic equivalent of one share of common stock, bringing his directly held dividend equivalent rights to 799.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. Price Michael Craig reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that officer Michael Craig Price, President and Business Unit Leader, Allison Off-Highway Drive and Motion Systems, received a grant of 38 Dividend Equivalent Rights on August 31, 2026. These rights relate to previously awarded restricted stock units and are each economically equivalent to one share of common stock, bringing his directly held Dividend Equivalent Rights to 122.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. Mell Scott A reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that its CFO & Treasurer, Scott A. Mell, received a grant of 28 Dividend Equivalent Rights on August 31, 2026, linked to previously awarded restricted stock units. Each right is the economic equivalent of one share of common stock, increasing his directly held dividend equivalent rights to 130. The rights vest proportionately with the related RSUs, and no per-share price was paid. No Rule 10b5-1 trading plan is reported.
Allison Transmission Holdings Inc (ALSN) director Gustave Perna reported an acquisition of derivative-based compensation on August 31, 2026. He received 3 Dividend Equivalent Rights, each tied to previously awarded restricted stock units and economically equivalent to one share of common stock, bringing his total reported Dividend Equivalent Rights holdings to 6.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. BARBOUR D. SCOTT reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) director D. Scott Barbour received a grant of 3 Dividend Equivalent Rights on August 31, 2026, tied to previously awarded restricted stock units. Following this award, he holds 6 Dividend Equivalent Rights, each economically equivalent to one share of common stock. No Rule 10b5-1 trading plan is reported for this transaction.
Allison Transmission Holdings Inc (symbol: ALSN) is the issuer of record for a Form 4 filing submitted to the SEC. Bohley G Frederick reported acquisition or exercise transactions in this Form 4 filing.
Allison Transmission Holdings Inc (ALSN) reported that officer G. Frederick Bohley received a grant of 35 Dividend Equivalent Rights on August 31, 2026. These rights accrued on previously awarded restricted stock units and are each the economic equivalent of one share of Allison common stock, bringing his directly held dividend equivalent rights to 205.