Notice of Proposed Sale · 144

Airbnb, Inc.

ABNBNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Jul 31, 2026Accepted Jul 31, 2026, 9:41 AM EDTFiling CIK 1559720Accession 0001959173-26-005471

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Structured filing — 144

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer: Airbnb, Inc.
Issuer CIK: 0001559720
SEC file number: 001-39778
Phone: 415.800.5959
Person for whose account securities are to be sold: Blecharczyk Nathan
Relationships to issuer: Officer · Director
Street: 888 BRANNAN ST.
City: SAN FRANCISCO
State / country code: CA
Postal code: 94103

Securities proposed for sale

Securities proposed for sale · 1 reported row
Security	Proposed units	Aggregate market value	Units outstanding	Approximate sale date	Exchange	Broker / market maker
Class A	23,076	3,481,245.36	417,930,233	07/31/2026	NASDAQ	Fidelity Brokerage Services LLC

Broker / market maker — proposed row 1, entry 1

Name: Fidelity Brokerage Services LLC
Street: 900 Salem Street
City: Smithfield
State / country code: RI
Postal code: 02917

Acquisition of securities to be sold

Acquisition of securities to be sold · 1 reported row
Security	Acquired	Nature of acquisition	Acquired from	Amount acquired	Gift transaction	Payment date	Nature of payment
Class A	07/13/2008	Founders Shares	Issuer	23,076	N	07/13/2008	Compensation

Sales reported in the preceding three months

Sales reported in the preceding three months · 22 reported rows
Seller	Security	Sale date	Amount sold	Gross proceeds
Nathan Blecharczyk 2020 Remainder Trust	Class A	05/08/2026	23,076	3,287,868.48
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	05/08/2026	11,538	1,643,934.24
Blecharczyk Revocable Trust	Class A	05/08/2026	60,136	8,762,037.94
Blecharczyk Revocable Trust	Class A	05/11/2026	627	91,335.69
Nathan Blecharczyk	Class A	05/20/2026	2,739	359,904.60
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	05/22/2026	3,846	517,402.38
Nathan Blecharczyk 2020 Remainder Trust	Class A	05/22/2026	7,692	1,034,804.76
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	06/05/2026	3,846	515,440.92
Nathan Blecharczyk 2020 Remainder Trust	Class A	06/05/2026	7,692	1,030,881.84
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	06/18/2026	3,846	543,785.94
Nathan Blecharczyk 2020 Remainder Trust	Class A	06/18/2026	7,692	1,087,571.88
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	06/24/2026	11,538	1,673,010.00
Nathan Blecharczyk 2020 Remainder Trust	Class A	06/24/2026	23,076	3,346,020.00
Blecharczyk Revocable Trust	Class A	06/24/2026	88,366	12,884,219.91
Blecharczyk Revocable Trust	Class A	06/25/2026	2,113	306,569.75
Blecharczyk Revocable Trust	Class A	06/26/2026	31,033	4,544,132.07
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	07/02/2026	7,692	1,138,492.92
Nathan Blecharczyk 2020 Remainder Trust	Class A	07/02/2026	15,384	2,276,985.84
Blecharczyk Revocable Trust	Class A	07/06/2026	13,615	2,020,093.96
Nathan Blecharczyk 2015 Grat Remainder Trust	Class A	07/17/2026	7,692	1,127,877.96
Nathan Blecharczyk 2020 Remainder Trust	Class A	07/17/2026	15,384	2,255,755.92
Blecharczyk Revocable Trust	Class A	07/20/2026	13,615	1,980,075.05

Seller — prior-sale row 1, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 2, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 3, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 4, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 5, entry 1

Name: Nathan Blecharczyk
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 6, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 7, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 8, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 9, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 10, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 11, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 12, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 13, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 14, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 15, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 16, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 17, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 18, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 19, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 20, entry 1

Name: Nathan Blecharczyk 2015 Grat Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 21, entry 1

Name: Nathan Blecharczyk 2020 Remainder Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Seller — prior-sale row 22, entry 1

Name: Blecharczyk Revocable Trust
Street: 888 Brannan Street
City: San Francisco
State / country code: CA
Postal code: 94103

Prior-sale reporting

Nothing to report for the preceding three months: N

Remarks

Today's sale includes 7,692 Shares sold from the Nathan Blecharczyk 2015 Grat Remainder Trust and 15,384 shares sold from the Nathan Blecharczyk 2020 Remainder Trust of which Nathan Blecharczyk is an account stakeholder for both. Sales in the past 3 months also occurred in these accounts as well as the Blecharczyk Revocable Trust of which Nathan Blecharczyk is a trustee and account stakeholder.

Notice signature

Notice date: 07/31/2026
Signed: /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Nathan Blecharczyk
Plan adoption dates: 05/30/2025

Company context

guests to their San Francisco home, and has since grown to over 5.5 million hosts who have welcomed over 2.5 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays, experiences, and services that make it possible for guests to connect with communities in a more authentic way. Forward-Looking Statements This letter contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All statements other than statements of historical fact could be deemed forward- looking, including, but not limited to, statements regarding the future performance of Airbnb, Inc. and its consolidated subsidiaries (the “Company”), including its financial outlook for the third quarter and full year of 2026; the other expectations described under “Outlook” above; the Company’s expectations regarding travel trends and the travel industry generally; the Company’s strategic priorities and investments, including those in certain markets and those related to Airbnb Experiences and Airbnb Services; the Company’s expectations with respect to the demand for bookings, expectations with respect to increases in and the quality of listings, and expectations with respect to demand on the platform in connection with major events; the Company’s expectation of attracting and retaining more hosts, including in expansion markets; the Company’s expectations regarding international expansion; the Company’s expectations regarding it

Current securities

ABNBNASDAQ · EQUITY · Current

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