Skip to main content

Mauney William Marshall Jr's Form 4 filing

Powell Industries Inc (POWL) · filed May 13, 2026

Accession no.
0000080420-26-000072
Filed
May 13, 2026
Trade date
May 11, 2026
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 7 non-derivative transactions. Open-market sales total $809.2K. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Mauney William Marshall JrCIK 0002025220Officer (Vice President, R&D)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
May 11, 2026Common StockSSaleDisposed−927$321.86F1−$298,364.2212,426Direct
May 11, 2026Common StockSSaleDisposed−386$322.70F4−$124,562.212,040Direct
May 11, 2026Common StockSSaleDisposed−176$323.82F5−$56,992.3211,864Direct
May 11, 2026Common StockSSaleDisposed−313$324.87F6−$101,684.3111,551Direct
May 11, 2026Common StockSSaleDisposed−623$325.97F7−$203,079.3110,928Direct
May 11, 2026Common StockSSaleDisposed−66$327.06F8−$21,585.9610,862Direct
May 11, 2026Common StockSSaleDisposed−9$327.69F9−$2,949.2110,853Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $321.39-$322.39, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F4

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $322.43-$323.40, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F5

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $323.44-$324.39, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F6

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $324.47-$325.10, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F7

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $325.44-$326.54, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F8

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $326.66-$327.45, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

F9

The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $327.68-$327.71, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)