Airbnb (ABNB) CAO David Bernstein Sells Shares After Option Exercise

What Happened

• David C. Bernstein, Chief Accounting Officer of Airbnb, exercised stock options and sold the resulting 5,224 shares on September 1, 2026. He paid $40.18 per share to exercise (total cash outlay $209,900) and sold the 5,224 shares in an open-market sale at $182.49 per share for gross proceeds of $953,328. The filing also reports the disposition of the derivative (the option) upon exercise (reported at $0), consistent with an option-to-stock conversion.

Key Details

• Transaction date: 2026-09-01.
• Exercise: 5,224 shares at $40.18 each — cost $209,900 (code M).
• Sale: 5,224 shares at $182.49 each — proceeds $953,328 (code S).
• Derivative disposition: 5,224 option units reported disposed at $0 upon conversion (code M).
• Shares owned after transaction: not specified in the provided Form 4 excerpt.
• Footnotes: Sales were made pursuant to a Rule 10b5-1 trading plan adopted May 26, 2026 (F1). The option was fully vested and exercisable at time of exercise (F2).
• Filing timeliness: Filing date 2026-09-03 for a 2026-09-01 transaction — no indication of a late filing.

Context

• This was effectively a cashless exercise followed by an immediate open-market sale: the insider exercised vested options and then sold the acquired shares. The sale was executed under a pre-established 10b5-1 plan, which typically means the trades were pre-scheduled rather than ad hoc. This is an officer sale (not a 10% owner transaction) and should be viewed as a routine disposition rather than a direct signal of company outlook.