Form 4 / Transaction code M

Form 4 transaction code M: Exercise

Transaction code M means "Exercise." Exercise or conversion of a derivative security. A real example: Apple Inc. reported a code-M transaction filed 2026-06-17 by Newstead Jennifer (accession 0001140361-26-025622).

Real filed example

Code M example
FiledCodeReporting ownerSharesPrice / shareAccessionSource
MExerciseNewstead Jennifer30,104Unknown0001140361-26-025622Filing ↗

How code M affects the purchase subtotal

InsiderFilingContext keeps code-M rows visible but excludes them from the priced purchase subtotal, because exercise activity is not an open-market purchase. Exercises are reconciled against same-day sales or withholding in a dedicated table.

See code M rows in the workspace

Frequently asked questions

What does Form 4 transaction code M mean?

Exercise. Exercise or conversion of a derivative security.

Is code M the same as an insider purchase?

No. Only code P marks an open-market or private purchase. This code describes a different kind of transaction and should not be read as insider buying.

Reference sources

SEC ownership forms and filing information SEC fair-access guidance