Company: FTCI
Filing Date: 2025-08-20
Form Type: DEFA14A
Source: 0001193125-25-184073
Chunk: 1

Company: FTC Solar, Inc.
Filing Date: 2025-08-20
Form: DEFA14A
Chunk 1
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| • |     | Proposal 3: To approve an adjournment of the Special Meeting to a later date, if necessary, to permit                                                                                                                                                   
 further solicitation and vote of proxies if, based on the tabulated votes at the time of the Special Meeting, there are insufficient shares of our capital stock represented, either in person or by proxy, to constitute a quorum necessary to conduct 
 business at the Special Meeting or to approve Proposal No. 1 or Proposal No. 2.                                                                                                                                                                         |

THE BOARD OF DIRECTORS UNANIMOUSLY RECOMMENDS THAT STOCKHOLDERS VOTE FORPROPOSALS 1 THROUGH 3. Your vote at the Special Meeting is very important! For your convenience, we have enclosed a new proxy card. Please vote your shares by telephone or internet by following the directions on the back of the proxy card. If you have any questions about the meeting, please call our proxy solicitor – Georgeson LLC – toll-free at 1-888-615-5635. On behalf of our Board of Directors, we thank you for your support and continued investment in FTC Solar. Sincerely, Yann Brandt President and Chief Executive Officer

E ASYW AYST OV OTE Please help us avoid the expense of further solicitation by voting today. You may use one of the following simple methods to vote your shares:

| 1. | Vote by Telephone. The proxy card or voting instruction form enclosed includes telephonic                                                                                  
 instructions. Call the toll-free number listed for this purpose on your voting form. Have your control number listed on the form ready and follow the simple instructions. |

| 2. | Vote by Internet. Go to the website listed on the enclosed proxy card or voting instruction form. 
 Have your control number listed on the form ready and follow the simple instructions.             |

| 3. | Vote by Mail. Mark, sign, and date the proxy card or voting instruction form enclosed and return it 
 in the postage-paid return envelope provided.                                                       |

PLEASE VOTE YOUR PROXY TODAY!