Form4insider filings, from the source

SEC Form 3 · accession 0001070423-26-000046

PLAINS ALL AMERICAN PIPELINE LP · PAA

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Russell Lee Montgomery
Officer — VP, Acctg & CAO
Period of report
Sep 1, 2026
Accepted (ET)
Sep 10, 2026 · 4:13 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001070423

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common Unitsholding———162,050D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Phantom UnitsF1,F2,F3,F4,F5—holding—————Common Units19,150—D
Phantom UnitsF1,F2,F6,F7,F8—holding—————Common Units19,250—D
Phantom UnitsF1,F2,F9,F10,F11—holding—————Common Units17,100—D

Explanation of responses