X0508 4 2026-02-22 0001647088 WillScot Holdings Corp WSC 0001723491 Boswell Timothy D C/O WILLSCOT HOLDINGS CORP 6400 E MCDOWELL RD., SUITE 300 SCOTTSDALE AZ 85257 false true false false President & COO false Common Stock 2026-02-22 4 M false 2773 A 36929 D Common Stock 2026-02-22 4 F false 1308 22.81 D 35621 D Restricted Stock Units 2026-02-22 4 M false 2773 0 D Common Stock 2773 29048 D Stock Options (right to buy) 13.6 2028-03-20 Common Stock 125691 125691 D Each time-based restricted stock unit ("RSU") represents a contingent right to receive upon vesting one share of common stock of the Issuer, par value $0.0001 per share, or its cash equivalent. On February 22, 2024, the Reporting Person was granted 11,093 RSUs which vest annually in four equal installments on each of the first four anniversaries of the grant date subject to the terms and conditions of the WillScot Mobile Mini Holdings Corp. 2020 Incentive Award Plan (the "Plan") and the Restricted Stock Unit Award Agreement entered into between the Issuer and the Reporting Person. The stock options (the "Options"), reported on this Form 4, represent the right upon vesting to buy shares of Class A Common Stock pursuant to the terms and conditions of the Plan and the Nonqualified Stock Option Award Agreement entered into between the Issuer and the Reporting Person as of March 20, 2018 (the "Award Agreement"). The Options vested in equal installments on each of the first four anniversaries of the grant date subject to the terms and conditions of the Plan and Award Agreement. Peter D. Fetzer as Attorney-in-Fact 2026-02-24