A Form 4 filed on August 21, 2026, disclosed that Joseph T. Noonan, a director of Watts Water Technologies Inc (NYSE:WTS), reported a conversion of Class B Common Stock into Class A Common Stock on August 20, 2026, with shares held indirectly through a trust.

Key Highlights

  • Reporting person: Joseph T. Noonan, identified as a Director of Watts Water Technologies Inc.
  • Transaction date: August 20, 2026, involving 3,650 shares of Class B Common Stock converted (code C) into 3,650 shares of Class A Common Stock at $0 price.
  • Gift transaction: A separate transaction (code G) on August 20, 2026, disposed of 3,650 shares of Class B Common Stock, also at $0.0000.
  • Resulting ownership: Following the reported transactions, Noonan holds 3,650 shares of Class A Common Stock indirectly through a trust, and 1,650 shares of Class A Common Stock are listed as disposed (D) in Table I.
  • Trust holdings: Additional indirect Class B Common Stock holdings remain across three separate 2017 trusts for his daughters, with 6,447, 5,922, and 6,447 shares respectively, each convertible into Class A Common Stock on a 1-for-1 basis.
  • Conversion terms: According to the filing, Class B Common Stock shares "are convertible into shares of Class A Common Stock on a 1-for-1 basis" and "do not have an expiration date."

Noonan's Class B to Class A Conversion and Gift Transactions at Watts Water Technologies

According to the filing, Joseph T. Noonan, a director of Watts Water Technologies Inc, reported two transactions on August 20, 2026, both involving Class B Common Stock held indirectly through a trust. The first transaction (code G) reflects a gift disposition of 3,650 shares of Class B Common Stock at $0.0000. The second transaction (code C) reflects the conversion of 3,650 shares of Class B Common Stock into 3,650 shares of Class A Common Stock, also at $0.0000, held indirectly through a trust for the benefit of Noonan's spouse, Tiffany Horne Noonan, who the filing identifies as co-trustee.

In Table I, the filing shows 3,650 shares of Class A Common Stock were acquired (code C) at $0, with 3,650 shares of Class A Common Stock beneficially owned following the transaction, held indirectly by the same trust. Separately, 1,650 shares of Class A Common Stock are shown as disposed of (D) in Table I, with no transaction date listed for that line.

The filing also discloses that Noonan serves as trustee for three separate 2017 trusts established for the benefit of his daughters. The Kiera R. Noonan Trust - 2017 and the Tessa R. Noonan Trust - 2017 each hold 6,447 shares of Class B Common Stock (convertible into Class A Common Stock), while the Liv R. Noonan Trust - 2017 holds 5,922 such shares. These holdings are reported as indirect beneficial ownership. The form was signed by Seth M. Kipp as Attorney-in-Fact on August 21, 2026.

What Was Disclosed

The filing reported a director's conversion of 3,650 Class B shares into Class A shares, a gift transaction of 3,650 Class B shares, and disclosed ongoing indirect beneficial ownership of Class B Common Stock across four trusts associated with Noonan's family members.