Airbnb Co-Founder Nathan Blecharczyk Sells ~$2.35M in Class A Shares Under Rule 10b5-1 Plan

Executive Summary

On September 14, 2026, Nathan Blecharczyk, Chief Strategy Officer, Director, and 10% Owner of Airbnb, Inc. (NASDAQ: ABNB), executed a series of planned transactions including a conversion, charitable/bona fide gift, and open-market sales of Class A Common Stock under a Rule 10b5-1 trading plan adopted on August 28, 2025.

Transaction Breakdown

• Stock Conversion (Code C): Converted 17,692 shares of Class B Common Stock into Class A Common Stock on a 1:1 basis.
• Bona Fide Gift (Code G): Gifted 4,077 Class A shares at $0.00.
• Open-Market Sales (Code S): Sold a total of 13,615 Class A shares in four weighted-average price tranches:
  • 1,270 shares at $170.7269 (range: $170.55 – $170.92)
  • 1,404 shares at $171.7024 (range: $171.405 – $171.955)
  • 10,350 shares at $172.6096 (range: $172.03 – $172.99)
  • 591 shares at $173.1391 (range: $173.094 – $173.185)
• Aggregate Proceeds: ~$2,346,728

Ownership Structure & Significance

• Remaining Holdings: Blecharczyk continues to maintain vast voting control and equity ownership through 44,384,164 shares of Class B Common Stock (held indirectly via trust), 20,567 shares of Class A Common Stock (trust), and 74,808.445 shares of Class A Common Stock held directly.
• Context: The transaction represents a routine, pre-scheduled sale pursuant to a Rule 10b5-1 plan and comprises a negligible percentage of his total multi-billion dollar beneficial ownership in Airbnb.