Nextdoor accounting chief sells 20,705 shares

Q: How many NXDR shares did Antoinette How acquire from RSUs?

She acquired 32,278 Class A common shares when RSUs vested and were converted on October 15, 2026. That day, 11,573 shares were delivered or withheld for payment of exercise price or tax liability.

The RSU awards followed quarterly schedules over two or three years and remained subject to continued service on each vesting date.

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Rhea-AI Filing Summary

Nextdoor Holdings, Inc. Chief Accounting Officer Antoinette How sold 20,705 shares of Class A common stock at $2.4888 per share on October 16, 2026, under a Rule 10b5-1 plan adopted on June 3, 2026. On October 15, 2026, she acquired 32,278 Class A shares when RSUs vested and were converted; 11,573 shares were delivered or withheld for payment of exercise price or tax liability. The RSU awards vest in equal quarterly installments over two or three years, subject to continued service.

Insider Trade Summary 10b5-1

Exercise and sale activity reported; no spread calculated

Exercise and Sale 13 txns

Insider How Antoinette

Role Chief Accounting Officer

Sold 20,705 shs ($52K)

Approx. gross sale proceeds $52K

Type	Security	Shares	Price	Value
Sale	Class A Common Stock ^F1	20,705	$2.4888	$52K
Exercise	Restricted Stock Units (RSU) ^{F2, F3, F4}	7,347	$0.00	$0.00
Exercise	Restricted Stock Units (RSU) ^{F2, F5, F4}	7,347	$0.00	$0.00
Exercise	Restricted Stock Units (RSU) ^{F2, F6, F4}	9,479	$0.00	$0.00
Exercise	Restricted Stock Units (RSU) ^{F2, F7, F4}	8,105	$0.00	$0.00
Exercise	Class A Common Stock	7,347	$0.00	$0.00
Exercise Price or Tax Liability	Class A Common Stock	2,634	$2.60	$7K
Exercise	Class A Common Stock	7,347	$0.00	$0.00
Exercise Price or Tax Liability	Class A Common Stock	2,634	$2.60	$7K
Exercise	Class A Common Stock	9,479	$0.00	$0.00
Exercise Price or Tax Liability	Class A Common Stock	3,399	$2.60	$9K
Exercise	Class A Common Stock	8,105	$0.00	$0.00
Exercise Price or Tax Liability	Class A Common Stock	2,906	$2.60	$8K

Holdings After Transaction: Restricted Stock Units (RSU) — 206,172 contracts (Direct); Class A Common Stock — 0 shares (Direct)

Footnotes (7)

F1. This transaction was entered into pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 3, 2026.
F2. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.
F3. The RSU award vests in equal quarterly installments over two years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.
F4. These RSUs do not expire; they either vest or are cancelled prior to the vesting date.
F5. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.
F6. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on October 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.
F7. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2026, subject to the reporting person's continued service to the Issuer on each vesting date.

Key Figures

Class A shares sold: 20,705 shares Sale price: $2.4888 per share Class A shares acquired from RSUs: 32,278 shares +1 more

4 metrics

Class A shares sold 20,705 shares October 16, 2026

Sale price $2.4888 per share Class A common stock sale on October 16, 2026

Class A shares acquired from RSUs 32,278 shares October 15, 2026

Shares delivered or withheld for payment of exercise price or tax liability 11,573 shares October 15, 2026

Key Terms

Rule 10b5-1, restricted stock unit, exercise price or tax liability

3 terms

Rule 10b5-1 regulatory

"pursuant to and in accordance with the requirements of Rule 10b5-1"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

restricted stock unit financial

"Each restricted stock unit ("RSU") represents a contingent right to receive one share"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

exercise price or tax liability financial

"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many NXDR shares did Antoinette How sell?

Nextdoor Holdings, Inc. Chief Accounting Officer Antoinette How sold 20,705 shares of Class A common stock at $2.4888 per share on October 16, 2026. The sale was under a Rule 10b5-1 plan adopted on June 3, 2026.

How many NXDR shares did Antoinette How acquire from RSUs?

She acquired 32,278 Class A common shares when RSUs vested and were converted on October 15, 2026. That day, 11,573 shares were delivered or withheld for payment of exercise price or tax liability.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/19/2026 - 04:02 PM EDT Accepted by SEC EDGAR 10/19/2026 - 04:01 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

How Antoinette

(Last)

(First)

(Middle)

C/O NEXTDOOR HOLDINGS, INC.

420 TAYLOR STREET

(Street)

SAN FRANCISCO

CALIFORNIA

94102

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Nextdoor Holdings, Inc. [ NXDR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Accounting Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	10/15/2026		M		7,347	A	$0	7,347	D
Class A Common Stock	10/15/2026		F		2,634	D	$2.6	4,713	D
Class A Common Stock	10/15/2026		M		7,347	A	$0	12,060	D
Class A Common Stock	10/15/2026		F		2,634	D	$2.6	9,426	D
Class A Common Stock	10/15/2026		M		9,479	A	$0	18,905	D
Class A Common Stock	10/15/2026		F		3,399	D	$2.6	15,506	D
Class A Common Stock	10/15/2026		M		8,105	A	$0	23,611	D
Class A Common Stock	10/15/2026		F		2,906	D	$2.6	20,705	D
Class A Common Stock	10/16/2026		S		20,705⁽¹⁾	D	$2.4888	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units (RSU)	⁽²⁾	10/15/2026		M			7,347	⁽³⁾	⁽⁴⁾	Class A Common Stock	7,347	$0	14,693	D
Restricted Stock Units (RSU)	⁽²⁾	10/15/2026		M			7,347	⁽⁵⁾	⁽⁴⁾	Class A Common Stock	7,347	$0	44,078	D
Restricted Stock Units (RSU)	⁽²⁾	10/15/2026		M			9,479	⁽⁶⁾	⁽⁴⁾	Class A Common Stock	9,479	$0	66,351	D
Restricted Stock Units (RSU)	⁽²⁾	10/15/2026		M			8,105	⁽⁷⁾	⁽⁴⁾	Class A Common Stock	8,105	$0	81,050	D

Explanation of Responses:

1. This transaction was entered into pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 3, 2026.

2. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

3. The RSU award vests in equal quarterly installments over two years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.

4. These RSUs do not expire; they either vest or are cancelled prior to the vesting date.

5. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.

6. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on October 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.

7. The RSU award vests in equal quarterly installments over three years on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting date on July 15, 2026, subject to the reporting person's continued service to the Issuer on each vesting date.

Remarks:

	/s/ Sophia Contreras Schwartz, as Attorney-in-Fact for Reporting Person	10/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR