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$ Value

$65K

Shares

1,055

Price

$62

Filed

Apr 3

Insider

Name

Pirthauer Helmut

Title

VP and Group President

CIK

0001820766

Roles

Officer

Transaction Details

Transaction Date

2026-04-01

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

44,998

Footnotes

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.

Filing Info

Accession No.

0001239944-26-000044

Form Type

4

Issuer CIK

0000046129

Pirthauer Helmut's History

Date Ticker Type Value
2026-04-01 ALNT F $65K
2026-03-05 ALNT A $96K

Other Insiders at ALNT (90d)

Insider Bought Sold Last
WARZALA RICHARD S
Chief Executive Officer
2026-04-01
Federico Richard D 2026-03-05
Winter Michael R 2026-03-05
Finch Steven C. 2026-03-05
Engel Robert B 2026-03-05
Bendre Ashish
VP and Group President
$378K 2026-04-01
Pirthauer Helmut
VP and Group President
2026-03-05
Tzetzo Nicole R 2026-03-05
May Kenneth Arthur
Chief Technology Officer
2026-04-01
Michaud James A
Chief Financial Officer
2026-04-01
Warzala Stephen
VP and Group President
2026-04-01