HOWARD BEACH VETERINARIAN SERVICES, P.C.

le U.S. employees who are not provided retirement benefits through a collective bargaining agreement may make contributions through payroll deductions and to which we make certain matching contributions. Ethics and Compliance All of our employees are subject to Quanta’s Code of Conduct, which addresses compliance with applicable laws and Quanta’s policies concerning, among other things, general business ethics, competition, anti-corruption and bribery, environmental protection, conflicts of interest, harassment and discrimination, data security and privacy, and insider trading. Quanta’s Code of Conduct also informs employees and third parties (such as suppliers, subcontractors and members of the public) about the resources and confidential reporting mechanisms available to detect, prevent

law. Quanta may also make discretionary employer contributions to such plan. Matching contributions vest immediately, and discretionary employer contributions may be subject to a vesting schedule determined at the time of the contribution, provided that vesting accelerates upon a change in control or the participant’s death or retirement. All matching and discretionary employer contributions, whether vested or not, are forfeited upon a participant’s termination of employment for cause or upon the participant engaging in competition with Quanta or any of its affiliates. As of December 31, 2025 and 2024, the liability related to deferred cash compensation under these plans, including amounts contributed by Quanta, was $ 126.1 million and $ 110.2 million, the majority of which was included i

2 20.1 % Gross profit 4,275,081 15.0 3,510,761 14.8 764,320 21.8 % Equity in earnings of integral unconsolidated affiliates 55,635 0.2 50,484 0.2 5,151 10.2 % Selling, general and administrative expenses (2,189,209) (7.7) (1,824,754) (7.7) (364,455) 20.0 % Amortization of intangible assets (498,795) (1.7) (382,959) (1.6) (115,836) 30.2 % Increase in fair value of contingent consideration liabilities (31,203) (0.1) (7,064) — (24,139) 341.7 % Operating income 1,611,509 5.7 1,346,468 5.7 265,041 19.7 % Interest and other financing expenses (261,445) (1.0) (202,687) (0.9) (58,758) 29.0 % Interest income 15,702 0.1 32,404 0.1 (16,702) (51.5) % Other income, net 23,739 0.1 35,845 0.2 (12,106) (33.8) % Income before income taxes 1,389,505 4.9 1,212,030 5.1 177,475 14.6 % Provision for income taxe

f Class A Common, subject to transfer restrictions, as a means of retaining and rewarding selected employees for long-term performance. Shares awarded under the Executive Plan are fully vested and entitle the stockholder to all rights of common stock ownership except that shares may not be assigned, pledged or otherwise transferred during the restriction period. In general, the restriction period ends after three , five or ten years from the award date or at the earliest of (1) three years after the participant’s retirement date, or (2) the participant’s death or permanent disability. The Company issued 306,039 , 241,947 and 169,227 shares of Class A Common in the years ended December 31, 2025, 2024 and 2023, respectively. After the issuance of these shares, there were 705,355 shares of Cl

$ 654,693 100.0 % $ (47,841) (7.3) % Cost of sales 450,699 74.3 % 484,486 74.0 % (33,787) (7.0) % Gross profit 156,153 25.7 % 170,207 26.0 % (14,054) (8.3) % Selling, general and administrative expenses 119,263 19.7 % 126,703 19.4 % (7,440) (5.9) % Amortization of intangible assets 311 0.1 % 302 — % 9 3.0 % Operating profit 36,579 6.0 % 43,202 6.6 % (6,623) (15.3) % Interest expense, net 703 0.1 % 613 0.1 % 90 14.7 % Pension termination expense — — % 7,611 1.2 % (7,611) n/m Other expense (income), net 235 — % 1,602 0.2 % (1,367) (85.3) % Income before income taxes 35,641 5.9 % 33,376 5.1 % 2,265 6.8 % Income tax expense 9,186 1.5 % 2,617 0.4 % 6,569 251.0 % Net income $ 26,455 4.4 % $ 30,759 4.7 % $ (4,304) (14.0) % n/m = not meaningful Effective income tax rate 25.8 % 7.8 % The following