Changes in Beneficial Ownership · 4

Willow Tree Capital Corp

Changes in Beneficial Ownership

Filed Oct 28, 2026Accepted Oct 28, 2026, 1:12 PM EDTFiling CIK 1944831Accession 0001193125-26-435749

ownership.xml

Name: LIBERTY MUTUAL HOLDING Co INC.
Reporting owner CIK: 0001142872
Relationship: 10% owner
Address: C/O LIBERTY MUTUAL INSURANCE COMPANY, 175 BERKELEY STREET, BOSTON, MA, 02116

Non-derivative transactions · 1 reported row
Security	Transaction date	Code	Amount	A / D	Price (USD)	Owned after	Ownership	Nature of ownership
Common Stock, par value $0.01 per share	2026-10-26	P · Form 4	33,187	A	15.95	4,200,074	I	By subsidiaries^[F1]^[F2]

Table key

F1: The securities reported herein are held directly by Willow Tree Capital Rated Notes Feeder LLC ("Willow Tree Feeder") and represent the pro rata portion of the shares of the issuer held by Willow Tree Feeder that Liberty Mutual Holding Company Inc. (the "Reporting Person") may be deemed to beneficially own pursuant to the Note Purchase Agreement, dated April 11, 2024, entered into by Liberty Mutual Insurance Company, Peerless Insurance Company, Safeco Insurance Company of America and The Ohio Casualty Insurance Company (collectively, the "Subsidiaries") and Willow Tree Feeder, granting the Subsidiaries certain pro rata rights with respect to the securities of the issuer held by Willow Tree Feeder.↩ 1
F2: (Continued from footnote 1) The Subsidiaries are indirect wholly-owned subsidiaries of the Reporting Person. Accordingly, the Reporting Person may be deemed to have beneficial ownership over the pro rata portion of the shares of the issuer held by Willow Tree Feeder. The Reporting Person disclaims beneficial ownership in the securities reported herein except to the extent of its pecuniary interest therein.↩ 1

Signed: LIBERTY MUTUAL HOLDING COMPANY, By: /s/Patrizio Urciuoli, Executive Vice President
Date: 2026-10-28