James G. Reinhart - 01 Dec 2025 Form 4 Insider Report for ThredUp Inc. (TDUP)

Role: Chief Executive Officer, Director
Signature: /s/ Alon Rotem, Attorney-in-Fact
Issuer symbol: TDUP
Transactions as of: 01 Dec 2025
Net transactions value: -$1,474,598
Form type: 4
Filing time: 02 Dec 2025, 19:58:52 UTC
Previous filing: 07 Nov 2025
Next filing: 30 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Reinhart James G.	Chief Executive Officer, Director	C/O THREDUP INC., 969 BROADWAY, SUITE 200, OAKLAND	/s/ Alon Rotem, Attorney-in-Fact	02 Dec 2025	0001849447

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TDUP	Class A Common Stock	Options Exercise	$0	+107,514	+19%	$0.000000	681,365	01 Dec 2025	Direct
transaction	TDUP	Class A Common Stock	Sale	$410,889	-55,364	-8.1%	$7.42	626,001	02 Dec 2025	Direct	F1
transaction	TDUP	Class A Common Stock	Options Exercise	$0	+166,667	+27%	$0.000000	792,668	01 Dec 2025	Direct
transaction	TDUP	Class A Common Stock	Sale	$636,951	-85,824	-11%	$7.42	706,844	02 Dec 2025	Direct	F1
transaction	TDUP	Class A Common Stock	Options Exercise	$0	+111,666	+16%	$0.000000	818,510	01 Dec 2025	Direct
transaction	TDUP	Class A Common Stock	Sale	$426,757	-57,502	-7%	$7.42	761,008	02 Dec 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TDUP	Restricted Stock Units	Options Exercise	$0	-107,514	-5.5%	$0.000000	1,838,349	01 Dec 2025	Class A Common Stock	107,514		Direct	F2, F3
transaction	TDUP	Restricted Stock Units	Options Exercise	$0	-166,667	-9.1%	$0.000000	1,671,682	01 Dec 2025	Class A Common Stock	166,667		Direct	F2, F4
transaction	TDUP	Restricted Stock Units	Options Exercise	$0	-111,666	-6.7%	$0.000000	1,560,016	01 Dec 2025	Class A Common Stock	111,666		Direct	F2, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.
F2	Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.
F3	On February 15, 2023, the Reporting Person was granted 1,290,168 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.
F4	On February 26, 2024, the Reporting Person was granted 2,000,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.
F5	On January 9, 2025, the Reporting Person was granted 1,340,000 RSUs, vesting in twelve equal quarterly installments on June 1, September 1, December 1 and March 1 until fully vested, subject to the Reporting Person's continued service to the Issuer on each such date.