WATTS WATER TECHNOLOGIES INC — Director's Dealing 2026

Mar 17, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WATTS WATER TECHNOLOGIES INC (WTS)
CIK: 0000795403
Period of Report: 2026-03-13

Reporting Person: Halloran Virginia A (Chief Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-03-13	Class A Common Stock	A	251.0000	$0.0000	Acquired	13889.0000	Direct
2026-03-13	Class A Common Stock	A	250.0000	$238.2400	Acquired	14139.0000	Direct
2026-03-13	Class A Common Stock	F	42.0000	$297.8000	Disposed	14097.0000	Direct

Footnotes

F1: Consists of shares of deferred stock that vest in three equal annual installments beginning on the first anniversary of the date of grant.

F2: Represents shares subject to restricted stock units purchased by the Reporting Person under the Issuer's Management Stock Purchase Plan at a discount of 20% from the closing sale price of the Issuer's Class A Common Stock on March 13, 2026. The restricted stock units were purchased using a portion of the Reporting Person's pre-tax 2025 performance bonus. The restricted stock units vest in three equal annual installments beginning one year after the date of grant.

F3: Represents shares disposed to cover taxes upon the vesting of a deferred stock award granted to the Reporting Person on March 13, 2023. The disposition of shares to cover tax withholding obligations is required by the terms of the Reporting Person's grant agreement and does not represent a discretionary transaction by the Reporting Person.