☐

Preliminary Proxy Statement

☐

Confidential, For Use of the Commission Only (as permitted by Rule 14a‑6(e)(2))

☐

Definitive Proxy Statement

☒

Definitive Additional Materials

☐

Soliciting Material Under Rule 14a‑12

TopBuild Corp.

(Name of Registrant as Specified in Its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant

Payment of Filing Fee (Check the appropriate box):

☒

No fee required

☐

Fee computed on table below per Exchange Act Rules 14a‑6(i)(1) and 0‑11.

(1)

Title of each class of securities to which transaction applies:

(2)

Aggregate number of securities to which transaction applies:

(3)

Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0‑11 (set forth the amount on which the filing fee is calculated and state how it was determined):

(4)

Proposed maximum aggregate value of transaction:

(5)

Total fee paid:

☐

Fee paid previously with preliminary materials.

☐

Check box if any part of the fee is offset as provided by Exchange Act Rule 0‑11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.

(1)

Amount previously paid:

(2)

Form, Schedule or Registration Statement No.:

(3)

Filing Party:

(4)

Date Filed:

*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on April 27, 2020. TOPBUILD CORP. You are receiving this communication because you hold shares in the company named above. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of TOPBUILD CORP. 475 NORTH WILLIAMSON BOULEVARD DAYTONA BEACH, FL 32114 the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. proxy materials and voting instructions. E97293-Z76130-P31753 See the reverse side of this notice to obtain Meeting Information Meeting Type:Annual Meeting For holders as of:March 2, 2020 Date: April 27, 2020Time: 10:00 AM EDT Location: Hyatt Regency Orlando International Airport 9300 Jeff Fuqua Boulevard Orlando, Florida 32827

Before You Vote How to Access the Proxy Materials How To Vote Please Choose One of the Following Voting Methods E97294-Z76130-P31753 Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. XXXX XXXX XXXX XXXX Proxy Materials Available to VIEW or RECEIVE: NOTICE AND PROXY STATEMENTANNUAL REPORT How to View Online: Have the information that is printed in the box marked by the arrow(located on the following page) and visit: www.proxyvote .com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET:www.proxyvote.com 2) BY TELEPHONE: 1-800-579-1639 3) BY E-MAIL*:sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow(located on the following page) in the subject line. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 13, 2020 to facilitate timely delivery. XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX

The Board of Directors recommends you vote FOR the following: The Board of Directors recommends you vote FOR proposals 2 and 3. 1. Election of Directors 2. To ratify the Company's appointment of PricewaterhouseCoopers LLP to serve as the Company's independent registered public accounting firm for the Company's fiscal year ending December 31, 2020; and Nominees: 1a. Alec C. Covington 3. To appr ove, on an advisory basis, the compensation of the Company's named executive officers. 1b. Gerald Volas 1c. Carl T. Camden NOTE: In their discretion, the Proxies are authorized to vote upon such other business as may properly come before the Annual Meeting and any adjournments or postponements thereof. 1d. Joseph S. Cantie THIS IS NOT A PROXY CARD. To vote the shares on a proxy card, you must request that a paper copy of the proxy materials be mailed to you by following the instructions in this notice. 1e. Tina M. Donikowski 1f. Mark A. Petrarca 1g. Nancy M. Taylor E97295-Z76130-P31753 Voting Items

E97296-Z76130-P31753

VOTE BY INTERNET - www.proxyvote.com Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time the day before the cut-off date or meeting date. Have your proxy card in hand when you access the web site and follow the instructions to obtain your records and to create an electronic voting instruction form. ELECTRONIC DELIVERY OF FUTURE PROXY MATERIALS If you would like to reduce the costs incurred by our company in mailing proxy materials, you can consent to receiving all future proxy statements, proxy cards and annual reports electronically via e-mail or the Internet. To sign up for electronic delivery, please follow the instructions above to vote using the Internet and, when prompted, indicate that you agree to receive or access proxy materials electronically in future years. VOTE BY PHONE - 1-800-690-6903 Use any touch-tone telephone to transmit your voting instructions up until 11:59 p.m. Eastern Time the day before the cut-off date or meeting date. Have your proxy card in hand when you call and then follow the instructions. VOTE BY MAIL Mark, sign and date your proxy card and return it in the postage-paid envelope we have provided or return it to Vote Processing, c/o Broadridge, 51 Mercedes Way, Edgewood, NY 11717. TOPBUILD CORP. 475 NORTH WILLIAMSON BOULEVARD DAYTONA BEACH, FL 32114 TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: E97275-Z76130-P31753 KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. TOPBUILD CORP. The Board of Directors recommends you vote FOR the following: 1. Election of Directors Nominees: For Against Abstain ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! The Board of Directors recommends you vote FOR proposals 2 and 3. 1a. Alec C. Covington For Against Abstain ! ! ! 2. To ratify the Company's appointment of Pricewaterhouse-Coopers LLP to serve as the Company's independent registered public accounting firm for the Company's fiscal year ending December 31, 2020; and 1b. Gerald Volas 1c. Carl T. Camden ! ! ! 1d. Joseph S. Cantie 3. To approve, on an advisory basis, the compensation of the Company's named executive officers. 1e. Tina M. Donikowski NOTE: In their discretion, the Proxies are authorized to vote upon such other business as may properly come before the Annual Meeting and any adjournments or postponements thereof. This proxy, when properly executed, will be voted in the manner directed herein by the undersigned shareholder. If no direction is made, this proxy will be voted FOR the election of the nominees for Director named in Proposal 1 in this proxy card, and FOR Proposals 2 and 3 in this proxy card. 1f. Mark A. Petrarca 1g. Nancy M. Taylor For address changes and/or comments, please check this box and write them on the back where indicated. ! ! Yes ! No Please indicate if you plan to attend this meeting. Please sign exactly as your name(s) appear(s) hereon. When signing as attorney, executor, administrator, or other fiduciary, please give full title as such. Joint owners should each sign personally. All holders must sign. If a corporation or partnership, please sign in full corporate or partnership name by authorized officer. Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date

Important Notice Regarding the Availability of Proxy Materials for the Annual Meeting: The Notice and Proxy Statement and Annual Report are available at www.proxyvote.com. PROXY TOPBUILD CORP. 475 NORTH WILLIAMSON BOULEVARD DAYTONA BEACH, FLORIDA 32114 THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS The undersigned hereby appoints Joe Jacumin and Gerald Volas as Proxies, each with the power to appoint his or her substitute, and hereby authorizes them to represent and to vote, as designated on the reverse side, all the shares of the Common Stock of TopBuild Corp. held of record by the undersigned on March 2, 2020 at the Annual Meeting of Shareholders to be held on April 27, 2020 and any adjournment or postponements thereof. The shares represented by this proxy, when properly executed and returned, will be voted as directed herein. IF THIS PROXY IS DULY EXECUTED AND RETURNED, AND NO VOTING DIRECTIONS ARE GIVEN HEREIN, SUCH SHARES WILL BE VOTED "FOR" THE ELECTION OF THE NOMINEES FOR DIRECTOR NAMED IN PROPOSAL 1 IN THIS PROXY CARD, AND "FOR" PROPOSALS 2 AND 3 IN THIS PROXY CARD. The undersigned hereby acknowledges receipt of notice of, and the proxy statement for, the aforesaid Annual Meeting of Shareholders. (If you noted any Address Changes/Comments above, please mark corresponding box on the reverse side.) Continued and to be signed on reverse side E97276-Z76130-P31753