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Insider · CIK 0001799286

John Dean Porter

cfoofficer

Files at WMB (WILLIAMS COMPANIES, INC.). First filing May 7, 2026, latest May 7, 2026.

In brief

John Dean Porter files SEC Form 4 as CFO at WMB (WILLIAMS COMPANIES, INC.). Since May 7, 2026, John Dean Porter has reported 0 open-market buys worth $0 and 1 open-market sell worth $3.8M, the latest filed on May 7, 2026.

A track record needs three past buys with six months of prices behind them; John Dean Porter has 0, so none is measured yet.

The newest scored trade: sold $3.8M of WMB on May 6, 2026, filed May 7, 2026, scored 67 (notable). In the last 12 months: 0 buys worth $0 and 1 sell worth $3.8M.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 1
$0 bought, $3.8M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

WMB: WILLIAMS COMPANIES, INC.

WMBOct 9, 2026 · close 72.67

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
67Notable
WMBsell 4
WILLIAMS COMPANIES, INC.
$3.8M
50,000 shares
-20%+34% from low-3% from high

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
May 6, 2026 WMB
THE WILLIAMS COMPANIES, INC.
50,000
0.00% of outstanding
$3.8MMay 6, 2026none

Transactions

Every row this insider has filed, 26 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Jun 25, 2026WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+1,899$24.98$47k198,466Jun 26, 2026
Jun 25, 2026WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-1,176$77.62$91k197,290Jun 26, 2026
Jun 25, 2026WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Employee Options (Right to Buy)derivative
-1,899$24.98$47k0Jun 26, 2026
May 6, 2026WMB
WILLIAMS COMPANIES, INC.
SOpen-market sale
Common Stock
-50,000$75.37$3.8M196,567May 7, 2026
Feb 23, 2026WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+64,029$72.98$4.7M292,136Feb 25, 2026
Feb 23, 2026WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-28,139$72.98$2.1M263,997Feb 25, 2026
Feb 23, 2026WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-17,430$72.98$1.3M246,567Feb 25, 2026
Feb 23, 2026WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Restricted Stock Unitsderivative
-64,029$0.00$00Feb 25, 2026
Feb 19, 2026WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Common Stock
+20,784$72.17$1.5M228,107Feb 23, 2026
Feb 19, 2026WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Restricted Stock Unitsderivative
+19,644$72.17$1.4M19,644Feb 23, 2026
Feb 18, 2026WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Restricted Stock Unitsderivative
+23,581$0.00$064,029Feb 20, 2026
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+835$49.15$41k160,308Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+836$49.15$41k161,144Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+836$49.15$41k161,980Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-2,300$57.72$133k159,680Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Employee Options (Right to Buy)derivative
-835$49.15$41k13,327Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Employee Options (Right to Buy)derivative
-836$49.15$41k12,491Nov 19, 2024
Nov 18, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Employee Options (Right to Buy)derivative
-836$49.15$41k11,655Nov 19, 2024
Feb 26, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Common Stock
+13,734$0.00$0169,623Feb 28, 2024
Feb 26, 2024WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-6,166$34.72$214k163,457Feb 28, 2024
Feb 26, 2024WMB
WILLIAMS COMPANIES, INC.
FTax withholding
Common Stock
-3,984$34.72$138k159,473Feb 28, 2024
Feb 26, 2024WMB
WILLIAMS COMPANIES, INC.
MOption exercise
Restricted Stock Unitsderivative
-13,734$0.00$00Feb 28, 2024
Feb 22, 2024WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Common Stock
+39,112$0.00$0155,889Feb 26, 2024
Feb 23, 2024WMB
WILLIAMS COMPANIES, INC.
DDisposition to issuer
Employee Options (Right to Buy)derivative
-1,057$0.00$00Feb 26, 2024
Feb 22, 2024WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Restricted Stock Unitsderivative
+39,994$0.00$039,994Feb 26, 2024
Feb 7, 2024WMB
WILLIAMS COMPANIES, INC.
AGrant or award
Restricted Stock Unitsderivative
+6,867$23.91$164k91,128Feb 9, 2024

Questions about John Dean Porter

Answered from the filings on this page, as of the latest one.

Is John Dean Porter buying or selling?

In the last 12 months John Dean Porter reported 0 open-market buys worth $0 and 1 open-market sell worth $3.8M on SEC Form 4; the latest was sold $3.8M of WMB on May 6, 2026. Grants, option exercises and tax withholding are not counted.

How did John Dean Porter's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and John Dean Porter has 0.

Where does John Dean Porter file Form 4?

John Dean Porter has filed Form 4 at WMB (WILLIAMS COMPANIES, INC.) as SVP & CFO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

John Dean Porter: insider trades and track record | InsiderTell