ALNT

SEC source: 0001239944-26-000002 · primary_doc.xml · nonDerivative · entry 1

Warzala Stephen · CIK 0002048616 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,830

F1 · shares: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001239944-26-000001 · primary_doc.xml · nonDerivative · entry 1

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,553,886

F1 · shares: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001239944-25-000038 · form4.xml · nonDerivative · entry 2

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Individual 401(k) Plan

Disclosed balance after: 847

SEC source: 0001239944-25-000038 · form4.xml · nonDerivative · entry 1

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,967

SEC source: 0001239944-25-000036 · form4.xml · nonDerivative · entry 1

Engel Robert B · CIK 0001791732 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,863

F1 · price: Bona fide gift of securities.

SEC source: 0001239944-25-000034 · form4.xml · nonDerivative · entry 1

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,557,821

F1 · price: Bona fide gift of securities.

F2 · balance_after: On April 3, 2025, the Reporting Person filed a Form 4 to report the withholding of shares to cover tax withholding obligations upon the vesting of restricted stock. That filing inadvertently over-reported the number of shares withheld in that transaction. Accordingly, the Reporting Person's direct holdings of common stock have been increased by 38 shares in this filing.

SEC source: 0001239944-25-000032 · form4.xml · nonDerivative · entry 1

Bendre Ashish · CIK 0001820651 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,165.975

SEC source: 0001239944-25-000024 · form4.xml · nonDerivative · entry 1

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,814

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001239944-25-000021 · form4.xml · nonDerivative · entry 1

Federico Richard D · CIK 0001543469 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,130

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001239944-25-000023 · form4.xml · nonDerivative · entry 1

Tzetzo Nicole R · CIK 0001860018 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,858

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001239944-25-000022 · form4.xml · nonDerivative · entry 1

Finch Steven C. · CIK 0001746639 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,631

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001239944-25-000020 · form4.xml · nonDerivative · entry 1

Engel Robert B · CIK 0001791732 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,363

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001239944-25-000010 · form4.xml · nonDerivative · entry 1

May Kenneth Arthur · CIK 0001943629 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,465

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-014066 · form4.xml · nonDerivative · entry 1

Michaud James A · CIK 0002025312 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,978

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001239944-25-000011 · form4a.xml · nonDerivative · entry 1

Michaud James A · CIK 0002025312 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,551

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-013884 · form4.xml · nonDerivative · entry 1

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,371

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-013883 · form4.xml · nonDerivative · entry 1

Tzetzo Nicole R · CIK 0001860018 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,415

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-013882 · form4.xml · nonDerivative · entry 1

Finch Steven C. · CIK 0001746639 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,188

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-013881 · form4.xml · nonDerivative · entry 1

Federico Richard D · CIK 0001543469 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,617

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-013880 · form4.xml · nonDerivative · entry 1

Engel Robert B · CIK 0001791732 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,920

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-009570 · form4.xml · nonDerivative · entry 1

Rondeau Geoffery · CIK 0001820734 · VP of Operational Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,272

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.65 to $30.91, inclusive. The reporting person undertakes to provide to Allient Inc., any security holder of Allient Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001062993-25-009644 · form4a.xml · nonDerivative · entry 1

Rondeau Geoffery · CIK 0001820734 · VP of Operational Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,272

F1 · kind: On May 15, 2025, the reporting person filed a Form 4 which inadvertently reported a sale transaction using Transaction Code D. This amended Form 4 corrects the original filing to report the sale transaction using Transaction Code S.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.65 to $30.91, inclusive. The reporting person undertakes to provide to Allient Inc., any security holder of Allient Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001062993-25-009030 · form4.xml · nonDerivative · entry 1

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,774

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-009029 · form4.xml · nonDerivative · entry 1

Tzetzo Nicole R · CIK 0001860018 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,818

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-009027 · form4.xml · nonDerivative · entry 1

Federico Richard D · CIK 0001543469 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,925

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-009028 · form4.xml · nonDerivative · entry 1

Finch Steven C. · CIK 0001746639 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,591

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-009026 · form4.xml · nonDerivative · entry 1

Engel Robert B · CIK 0001791732 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,323

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-007023 · form4.xml · nonDerivative · entry 1

Warzala Stephen · CIK 0002048616 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,191

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-007022 · form4.xml · nonDerivative · entry 1

Rondeau Geoffery · CIK 0001820734 · VP of Operational Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,772

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-007021 · form4.xml · nonDerivative · entry 1

May Kenneth Arthur · CIK 0001943629 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,672

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-007019 · form4.xml · nonDerivative · entry 1

Pirthauer Helmut · CIK 0001820766 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,501

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-007017 · form4.xml · nonDerivative · entry 1

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,560,783

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-007018 · form4.xml · nonDerivative · entry 1

Bendre Ashish · CIK 0001820651 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,882.975

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001239944-25-000031 · form4a.xml · nonDerivative · entry 1

Bendre Ashish · CIK 0001820651 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,165.975

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-005162 · form4.xml · nonDerivative · entry 1

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,598,196

F1 · kind: On the indicated date, the Reporting Person instructed the Company to withhold shares of common stock to cover tax withholding obligations upon the vesting of restricted stock as permitted under the applicable shareholder-approved stock incentive plan.

SEC source: 0001062993-25-004844 · form4.xml · nonDerivative · entry 2

Warzala Stephen · CIK 0002048616 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,095

F2 · kind: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004844 · form4.xml · nonDerivative · entry 1

Warzala Stephen · CIK 0002048616 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,862

F1 · kind: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004843 · form4.xml · nonDerivative · entry 2

Rondeau Geoffery · CIK 0001820734 · VP of Operational Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,138

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004843 · form4.xml · nonDerivative · entry 1

Rondeau Geoffery · CIK 0001820734 · VP of Operational Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,979

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004841 · form4.xml · nonDerivative · entry 1

Pirthauer Helmut · CIK 0001820766 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,398

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004842 · form4.xml · nonDerivative · entry 2

May Kenneth Arthur · CIK 0001943629 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,052

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004842 · form4.xml · nonDerivative · entry 1

May Kenneth Arthur · CIK 0001943629 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,209

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004840 · form4.xml · nonDerivative · entry 2

Bendre Ashish · CIK 0001820651 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,815.975

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004840 · form4.xml · nonDerivative · entry 1

Bendre Ashish · CIK 0001820651 · VP and Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,708.975

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004839 · form4.xml · nonDerivative · entry 2

Michaud James A · CIK 0002025312 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,950

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004839 · form4.xml · nonDerivative · entry 1

Michaud James A · CIK 0002025312 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,301

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004837 · form4.xml · nonDerivative · entry 1

Winter Michael R · CIK 0001612951 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,687

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.

SEC source: 0001062993-25-004838 · form4.xml · nonDerivative · entry 2

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,600,893

F2 · shares: Grant of performance-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. All or a portion of these restricted shares will vest over a three-year period upon the satisfaction of certain performance goals established by the Compensation Committee for the year ending December 31, 2025.

SEC source: 0001062993-25-004838 · form4.xml · nonDerivative · entry 1

WARZALA RICHARD S · CIK 0001024225 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,577,514

F1 · shares: Grant of time-based restricted shares pursuant to the Company's 2017 Omnibus Incentive Plan. These restricted shares vest one-third each on April 1, 2026, 2027 and 2028.

SEC source: 0001062993-25-004836 · form4.xml · nonDerivative · entry 1

Tzetzo Nicole R · CIK 0001860018 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,731

F1 · kind: Grant of quarterly retainer shares pursuant to the Company's Non-Employee Director Compensation Policy under the 2017 Omnibus Incentive Plan.