Alan S. Armstrong

Sits on 3 boards. Last updated September 28, 2026

Time on boards

Boards served
3
Current seats
3
Board service
8 years
Director since
2023

8 years of board service in total across 3 boards, counting each seat separately. Longest: BOK Financial Corporation, 3 years.

3 years · Since 2023
The Williams Companies Inc. Director · President & CEO
3 years · Since 2023
10 months · Since 2026

Chief executive roles

The Williams Companies Inc. · President & CEO
Dates unknown

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Jul 14, 2026 BOK Financial Corporation Grant or award +144 $138.55 $19,951
Mar 5, 2026 The Williams Companies Inc. Other −241,248 $72.98 $17,606,279
Mar 5, 2026 The Williams Companies Inc. Other +241,248 $72.98 $17,606,279
Feb 23, 2026 The Williams Companies Inc. Option exercise +295,519 $72.98 $21,566,977
Feb 23, 2026 The Williams Companies Inc. Shares withheld for tax −129,633 $72.98 $9,460,616
Feb 23, 2026 The Williams Companies Inc. Shares withheld for tax −53,462 $72.98 $3,901,657
Dec 5, 2025 The Williams Companies Inc. Gift −12,200 — —
Jul 14, 2025 BOK Financial Corporation Grant or award +207 $96.38 $19,951
Feb 25, 2025 The Williams Companies Inc. Other −256,041 $57.33 $14,678,831
Feb 25, 2025 The Williams Companies Inc. Other +256,041 $57.33 $14,678,831
Feb 24, 2025 The Williams Companies Inc. Option exercise +329,337 $57.33 $18,880,890
Feb 24, 2025 The Williams Companies Inc. Shares withheld for tax −145,238 $57.33 $8,326,495
Feb 24, 2025 The Williams Companies Inc. Shares withheld for tax −51,564 $57.33 $2,956,164
Feb 20, 2025 The Williams Companies Inc. Grant or award +71,856 $58.45 $4,199,983
Oct 15, 2024 The Williams Companies Inc. Option exercise +51,059 $49.15 $2,509,550

Questions about Alan S. Armstrong

What boards is Alan S. Armstrong on?

Alan S. Armstrong sits on the boards of BOK Financial Corporation, Constellation Energy Corporation and The Williams Companies Inc.

What company is Alan S. Armstrong the CEO of?

Alan S. Armstrong is President & CEO of The Williams Companies Inc.

How long has Alan S. Armstrong served on boards?

Our records show at least 8 years of board service across 3 boards, the earliest from 2023.

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