InsiderTrades

Form 4 for WLKP Westlake Chemical Partners LP

Accepted 2026-08-07 07:35:35 ET · period of report 2026-08-06 · accession 0001193125-26-339181 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-08-07 07:35 2026-08-06 WLKP Friel Lisa A. Dir M - OptEx — +5,005 12.2K +70% —
D 2026-08-07 07:35 2026-08-06 WLKP Friel Lisa A. Dir D - Sale to Iss $21.35 -2,502 9,666 -21% -$53.4K
D 2026-08-07 07:35 2026-08-06 WLKP Friel Lisa A. Dir M - OptEx $0.00 -5,005 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Units 2026-08-06 M A 5,005 — 12,168 D — — (F1) Each Phantom Unit is the economic equivalent of one Common Unit of the Issuer.
2 Common Common Units 2026-08-06 D D 2,502 $21.35 9,666 D — —
3 Derivative Phantom Units 2026-08-06 M D 5,005 $0.00 0 D — · 2026-08-06 to 2026-09-06 5,005 Common Units (F1) Each Phantom Unit is the economic equivalent of one Common Unit of the Issuer.