Ronald Silver - 11 Aug 2025 Form 4 Insider Report for IRONWOOD PHARMACEUTICALS INC (IRWD)

Role: Principal Accounting Officer
Signature: /s/ Amir Vitale, Attorney-in-Fact
Issuer symbol: IRWD
Transactions as of: 11 Aug 2025
Net transactions value: -$2,391
Form type: 4
Filing time: 13 Aug 2025, 16:05:04 UTC
Previous filing: 12 Feb 2025
Next filing: 07 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Silver Ronald	Principal Accounting Officer	C/O IRONWOOD PHARMACEUTICALS, INC., 100 SUMMER STREET, SUITE 2300, BOSTON	/s/ Amir Vitale, Attorney-in-Fact	13 Aug 2025	0001873731

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IRWD	Class A Common Stock	Sale	$2,391	-2,846	-1%	$0.8400	276,809	11 Aug 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale occurred automatically to satisfy the tax withholding obligations to be funded by a sell to cover transaction and does not represent a discretionary trade by the Reporting Person.