HOMER CHRISTOPHER (Chief Operating Officer) sold 4.4% of their position (61.58K shares) of THREDUP INC. on the open market

Open‑market sale worth $273.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales

HOMER CHRISTOPHER

Filed: 6/3/2026ACC: 0001628280-26-040385

InsiderHOMER CHRISTOPHERCIK 1850197

→

IssuerTHREDUP INC.CIK 1484778

Officer· Chief Operating Officer

Since Mar 2021

-61.58K

Net shares

Net seller

$273.1K

Total sold

Open market trades

0B · 3S

Total transactions

122.50K acquired · 184.07K disposed

Non-Derivative Transactions6

Class A Common Stock

Direct

M · Option Exercise

+54.17K

Price / share

—

Trade value

—

% of position

4.2%

6/1/2026

1.27M→1.33M

Class A Common Stock

Direct

M · Option Exercise

+39.58K

Price / share

—

Trade value

—

% of position

3.0%

6/1/2026

1.30M→1.34M

Class A Common Stock

Direct

M · Option Exercise

+28.75K

Price / share

—

Trade value

—

% of position

2.2%

6/1/2026

1.32M→1.35M

Class A Common Stock

Direct

S · Sale

−27.23K

Price / share

$4.43

Trade value

$120.75K

% of position

2.0%

6/2/2026

1.33M→1.30M

Class A Common Stock

Direct

S · Sale

−19.90K

Price / share

$4.43

Trade value

$88.24K

% of position

1.5%

6/2/2026

1.34M→1.32M

Class A Common Stock

Direct

S · Sale

−14.45K

Price / share

$4.43

Trade value

$64.08K

% of position

1.1%

6/2/2026

1.35M→1.34M

Total

Net shares

+60.92K

Net value

-$273.07K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	6/1/2026	M · Option Exercise	+54.17K	—	—	4.2%	1.27M	1.33M
Class A Common Stock Direct	6/1/2026	M · Option Exercise	+39.58K	—	—	3.0%	1.30M	1.34M
Class A Common Stock Direct	6/1/2026	M · Option Exercise	+28.75K	—	—	2.2%	1.32M	1.35M
Class A Common Stock Direct	6/2/2026	S · Sale	−27.23K	$4.43	$120.75K	2.0%	1.33M	1.30M
Class A Common Stock Direct	6/2/2026	S · Sale	−19.90K	$4.43	$88.24K	1.5%	1.34M	1.32M
Class A Common Stock Direct	6/2/2026	S · Sale	−14.45K	$4.43	$64.08K	1.1%	1.35M	1.34M
Total			+60.92K		-$273.07K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

54.17K shares

−54.17K

Strike price

Held after

701.61K

Exercisable

—

6/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

39.58K shares

−39.58K

Strike price

Held after

662.03K

Exercisable

—

6/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

28.75K shares

−28.75K

Strike price

Held after

633.28K

Exercisable

—

6/1/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Class A Common Stock54.17K shares	6/1/2026	M · Option Exercise	−54.17K	—	701.61K
Restricted Stock Units Direct	Class A Common Stock39.58K shares	6/1/2026	M · Option Exercise	−39.58K	—	662.03K
Restricted Stock Units Direct	Class A Common Stock28.75K shares	6/1/2026	M · Option Exercise	−28.75K	—	633.28K