Airbnb (ABNB) CSO trades 60,763 shares under Rule 10b5-1 plan
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
Airbnb, Inc. director and Chief Strategy Officer Nathan Blecharczyk reported net sales of 60,763 shares of Class A Common Stock on May 8 and May 11, 2026. The shares were sold in open-market transactions at weighted average prices around $145–$146 per share by a trust.
On the same dates, a trust converted an aggregate 60,763 shares of Class B Common Stock into Class A Common Stock on a one-to-one basis, then sold the resulting Class A shares. The filing notes these sales were executed under a Rule 10b5-1 trading plan adopted on August 28, 2025. Blecharczyk also reports 88,454.232 Class A shares held directly as of May 8, 2026, in addition to indirect holdings through the trust.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Net Seller: 60,763 shares ($8,853,375)
Net Sell
9 txns
Insider
Blecharczyk Nathan
Role
Chief Strategy Officer
Sold
60,763 shs ($8.85M)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Conversion | Class B Common Stock | 627 | $0.00 | -- |
| Conversion | Class A Common Stock | 627 | $0.00 | -- |
| Sale | Class A Common Stock | 447 | $145.4691 | $65K |
| Sale | Class A Common Stock | 180 | $146.1722 | $26K |
| Conversion | Class B Common Stock | 60,136 | $0.00 | -- |
| Conversion | Class A Common Stock | 60,136 | $0.00 | -- |
| Sale | Class A Common Stock | 42,655 | $145.4848 | $6.21M |
| Sale | Class A Common Stock | 17,481 | $146.2379 | $2.56M |
| holding | Class A Common Stock | -- | -- | -- |
Holdings After Transaction:
Class B Common Stock — 45,957,469 shares (Indirect, By Trust);
Class A Common Stock — 12,547 shares (Indirect, By Trust);
Class A Common Stock — 88,454.232 shares (Direct, null)
Footnotes (1)
- The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on August 28, 2025. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $145.00 to $145.98. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $146.00 to $146.93. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $145.01 to $145.97. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $146.00 to $146.34. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Key Figures
Net shares sold: 60,763 shares
May 11 sale price: $146.1722 per share
Additional May 11 sale price: $145.4691 per share
+5 more
8 metrics
Net shares sold
60,763 shares
Net Class A shares sold across May 8 and 11, 2026
May 11 sale price
$146.1722 per share
Weighted average price for 180 Class A shares sold indirectly
Additional May 11 sale price
$145.4691 per share
Weighted average price for 447 Class A shares sold indirectly
May 8 major sale price
$146.2379 per share
Weighted average price for 17,481 Class A shares sold indirectly
Second May 8 sale price
$145.4848 per share
Weighted average price for 42,655 Class A shares sold indirectly
Class B converted
60,763 shares
Total Class B shares converted into Class A on May 8 and 11, 2026
Direct Class A holding
88,454.232 shares
Class A shares held directly as of May 8, 2026
Indirect Class B holding
45,958,096 shares
Class B shares held indirectly by trust after one May 8, 2026 conversion
Key Terms
Rule 10b5-1 trading plan, Class B Common Stock, weighted average price, derivative security, +1 more
5 terms
Rule 10b5-1 trading plan regulatory
"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on August 28, 2025."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Class B Common Stock financial
"The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis."
A class B common stock is one of multiple types of a company’s ordinary shares that carries specific rights—often different voting power or dividend priority—compared with other classes. For investors it matters because those differences affect how much influence you have over company decisions, the income you might receive, and how freely the shares trade; think of it like owning a car with different keys: some keys let you start the engine and open the trunk, others only unlock the door.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
derivative security financial
"Conversion of derivative security"
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
open-market sale financial
"Sale in open market or private transaction"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
FAQ
What insider transactions did Airbnb (ABNB) report for Nathan Blecharczyk?
Nathan Blecharczyk reported net sales of 60,763 Airbnb Class A shares on May 8 and 11, 2026. These sales followed conversions of an equivalent number of Class B shares into Class A stock, all conducted through a trust associated with him.
What are Nathan Blecharczyk’s reported direct Airbnb (ABNB) holdings after these transactions?
As of May 8, 2026, Blecharczyk reported 88,454.232 shares of Airbnb Class A Common Stock held directly. The filing also shows additional Class A and Class B shares held indirectly through a trust, separate from his direct ownership position.
How is Airbnb (ABNB) Class B Common Stock treated in this insider filing?
The filing explains that Class B Common Stock is convertible into Class A Common Stock on a one-to-one basis. It also notes certain conditions that cause automatic conversion, including transfers, a specified stockholder vote, or the 20-year anniversary of Airbnb’s IPO.