Transaction · 0001070423-26-000033

Chiang Willie CW

Chiang Willie CW, CHAIR, CEO, reported a transaction classified as exercise at PLAINS ALL AMERICAN PIPELINE LP involving 346357.000000 shares for an estimated $0.00. Reported holdings after the transaction were 1533148.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MCHAIR, CEO
PAAPLAINS ALL AMERICAN PIPELINE LP
Filing timeAug 17
Trade dateAug 14, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$23.75
Pre-filing
1mo ago -1.7%1w ago -4.0%1d ago -1.3%
Returns since
7d +5.1%30d +8.9%90d +8.9%180d +8.9%1y +8.9%

PAA price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
PAA since 2026-08-17Filed 17 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
exercise
Code M
Identifier
0001070423-26-000033
Common Units
Transaction date
Aug 14, 2026
Filed Aug 17, 2026, 10:02 PM · 3d delay
Shares
346k sh
$0 per share
Estimated value
$0
Computed from shares × price
Holdings after
1.53M sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership
+6score
Filing-only score

+6

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chairman & CEO

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Phantom Units granted under Long-Term Incentive Plan (includes distribution equivalent rights ("DER") payable in cash).

  2. F2

    One common unit is deliverable, upon vesting, for each Phantom Unit that vests.

  3. F3

    These phantom units will vest as follows: (a) Tranche 1, consisting of 186,500 phantom units, will vest on the August 2029 distribution date assuming continued service through such date; (b) Tranche 2…

  4. F4

    (c) Tranche 3, consisting of 93,250 phantom units (assuming 100% payout at target), will potentially vest on the Aug. 2029 distribution date at a scaled payout range of between 0% and 200% based on PA…

  5. F5

    DERs associated with Tranche 1 will accrue for the first year and be paid in cash in a lump sum on the August 2029 distribution date; beginning in November 2027, DERs associated with Tranche 1 will be…

Original filing · 0001070423-26-000033
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