Zamarin Chad J.

Director · Officer · WMB

As of 2026-09-16, Zamarin Chad J. has 16 Form 4 transactions on record across 1 company — 7 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Trades by company

WMB · 16 trades
2026-02-23: Option exercise, 73,880 sh ($5.4M)2026-02-23: Withheld for tax, 32,418 sh ($2.4M)2026-02-23: Withheld for tax, 21,184 sh ($1.5M)2026-02-23: Option exercise, 73,880 sh ($0)2026-02-19: Award / grant, 72,682 sh ($5.2M)2026-02-19: Award / grant, 51,268 sh ($3.7M)2026-02-18: Award / grant, 27,209 sh ($0)2025-07-01: Award / grant, 23,607 sh ($1.4M)2025-07-01: Award / grant, 17,030 sh ($1.0M)2025-02-24: Option exercise, 79,678 sh ($4.6M)2025-02-24: Withheld for tax, 35,203 sh ($2.0M)2025-02-24: Withheld for tax, 19,767 sh ($1.1M)2025-02-24: Option exercise, 79,678 sh ($0)2025-02-20: Award / grant, 29,940 sh ($1.7M)2025-02-20: Award / grant, 28,707 sh ($1.7M)2025-02-13: Award / grant, 38,114 sh ($1.1M)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
16 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-23WMBOption exercise73,880784,439Form 4
2026-02-23WMBWithheld for tax32,418752,021Form 4
2026-02-23WMBWithheld for tax21,184730,837Form 4
2026-02-23WMBOption exercise73,8800Form 4
2026-02-19WMBAward / grant72,68272,682Form 4
2026-02-19WMBAward / grant51,268710,559Form 4
2026-02-18WMBAward / grant27,20973,880Form 4
2025-07-01WMBAward / grant23,60723,607Form 4
2025-07-01WMBAward / grant17,030659,291Form 4
2025-02-24WMBOption exercise79,678697,231Form 4
2025-02-24WMBWithheld for tax35,203662,028Form 4
2025-02-24WMBWithheld for tax19,767642,261Form 4
2025-02-24WMBOption exercise79,6780Form 4
2025-02-20WMBAward / grant29,940617,553Form 4
2025-02-20WMBAward / grant28,70728,707Form 4
2025-02-13WMBAward / grant38,11479,678Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

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