SCHWARTZ SOPHIA (General Counsel and Secretary) sold 13.5% of their position (52.58K shares) of NEXTDOOR HOLDINGS, INC. on the open market

Open‑market sale worth $130.7K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

SCHWARTZ SOPHIA

Filed: 7/17/2026ACC: 0001846069-26-000144

InsiderSCHWARTZ SOPHIACIK 2022306

→

IssuerNEXTDOOR HOLDINGS, INC.CIK 1846069

Officer· General Counsel and Secretary

Since Mar 2026

-116.22K

Net shares

Net seller

$291.0K

Total sold

Open market trades

0B · 1S

Total transactions

145.36K acquired · 261.59K disposed

Non-Derivative Transactions7

Class A Common Stock

Direct

M · Option Exercise

+91.67K

Price / share

—

Trade value

—

% of position

29.8%

7/15/2026

307.76K→399.42K

Class A Common Stock

Direct

F · Tax Withholding

−40.13K

Price / share

$2.52

Trade value

$101.13K

% of position

10.0%

7/15/2026

399.42K→359.29K

Class A Common Stock

Direct

M · Option Exercise

+24.23K

Price / share

—

Trade value

—

% of position

6.7%

7/15/2026

359.29K→383.52K

Class A Common Stock

Direct

F · Tax Withholding

−10.61K

Price / share

$2.52

Trade value

$26.73K

% of position

2.8%

7/15/2026

383.52K→372.91K

Class A Common Stock

Direct

M · Option Exercise

+29.47K

Price / share

—

Trade value

—

% of position

7.9%

7/15/2026

372.91K→402.38K

Class A Common Stock

Direct

F · Tax Withholding

−12.90K

Price / share

$2.52

Trade value

$32.52K

% of position

3.2%

7/15/2026

402.38K→389.48K

Class A Common Stock

Direct

S · Sale

−52.58K

Price / share

$2.48

Trade value

$130.67K

% of position

13.5%

7/16/2026

389.48K→336.90K

Total

Net shares

+29.14K

Net value

-$291.04K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	7/15/2026	M · Option Exercise	+91.67K	—	—	29.8%	307.76K	399.42K
Class A Common Stock Direct	7/15/2026	F · Tax Withholding	−40.13K	$2.52	$101.13K	10.0%	399.42K	359.29K
Class A Common Stock Direct	7/15/2026	M · Option Exercise	+24.23K	—	—	6.7%	359.29K	383.52K
Class A Common Stock Direct	7/15/2026	F · Tax Withholding	−10.61K	$2.52	$26.73K	2.8%	383.52K	372.91K
Class A Common Stock Direct	7/15/2026	M · Option Exercise	+29.47K	—	—	7.9%	372.91K	402.38K
Class A Common Stock Direct	7/15/2026	F · Tax Withholding	−12.90K	$2.52	$32.52K	3.2%	402.38K	389.48K
Class A Common Stock Direct	7/16/2026	S · Sale	−52.58K	$2.48	$130.67K	13.5%	389.48K	336.90K
Total			+29.14K		-$291.04K

Derivative Transactions3

Restricted Stock Units (RSU)

Direct

M · Option Exercise

Converts to

Class A Common Stock

91.67K shares

−91.67K

Strike price

Held after

183.33K

Exercisable

—

7/15/2026

Restricted Stock Units (RSU)

Direct

M · Option Exercise

Converts to

Class A Common Stock

24.23K shares

−24.23K

Strike price

Held after

48.45K

Exercisable

—

7/15/2026

Restricted Stock Units (RSU)

Direct

M · Option Exercise

Converts to

Class A Common Stock

29.47K shares

−29.47K

Strike price

Held after

412.62K

Exercisable

—

7/15/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units (RSU) Direct	Class A Common Stock91.67K shares	7/15/2026	M · Option Exercise	−91.67K	—	183.33K
Restricted Stock Units (RSU) Direct	Class A Common Stock24.23K shares	7/15/2026	M · Option Exercise	−24.23K	—	48.45K
Restricted Stock Units (RSU) Direct	Class A Common Stock29.47K shares	7/15/2026	M · Option Exercise	−29.47K	—	412.62K