GM CEO Mary Barra Exercises Options, Sells Shares

What Happened
Mary T. Barra (Chair & CEO, Director) exercised multiple sets of vested stock options on July 27–28, 2026 and sold a larger block of GM shares in open‑market transactions the same days. The filing shows four option exercises totaling 259,561 shares (exercised at $41.40–$52.16) costing about $12.36M, and open‑market sales of 422,809 shares across two days for total gross proceeds of about $37.69M. The exercises and sales occurred on 2026-07-27 and 2026-07-28; matching derivative line items at $0 reflect the option instruments disposed on exercise.

Key Details

• Dates: July 27–28, 2026; Form 4 filed July 29, 2026 (appears timely).
• Option exercises (acquired):
  • 49,495 sh @ $52.16 = $2,581,659
  • 91,843 sh @ $41.40 = $3,802,300
  • 69,564 sh @ $49.46 = $3,440,635
  • 48,659 sh @ $52.16 = $2,538,053
  • Total exercise cost ≈ $12,362,647 (options fully vested; grants from 2021–2023 per footnotes).
• Open‑market sales (disposed):
  • 49,495 sh @ $85.33 = $4,223,408
  • 54,866 sh @ $85.32 = $4,681,167
  • 91,843 sh @ $90.38 = $8,300,770
  • 69,564 sh @ $90.38 = $6,287,194
  • 48,659 sh @ $90.38 = $4,397,800
  • 108,382 sh @ $90.38 = $9,795,565
  • Total gross proceeds ≈ $37,685,904.
• Footnotes: selling prices are weighted averages; July 27 sales ranged $85.00–$85.84, July 28 sales ranged $90.00–$90.79. The filer will provide per‑price breakdown on request. Options noted as fully vested (grants Feb 2021, Feb 2022, Feb 2023).
• Shares owned after the transactions are not disclosed in the information you provided.
• Transaction codes: M = option exercise/conversion; S = sale.

Context

• Because the exercises and sales occurred on the same dates, this looks like a cashless exercise pattern (exercise of vested options followed by immediate sale of shares). That is common for executives who exercise vested awards and sell shares to cover exercise costs, taxes, or to diversify.
• The filing is factual notice of insider activity; it does not explain the insider’s motives. Purchases generally carry more informational weight than routine exercises + sales, which are often administrative or tax‑related.