Company: IPSC
Filing Date: 2025-11-21
Form Type: PRE 14A
Source: 0001104659-25-114992
Chunk: 4

Company: Century Therapeutics, Inc.
Filing Date: 2025-11-21
Form: PRE 14A
Chunk 4
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 you may revoke or change your vote any time before the proxy is exercised. To do so, you must do one of the following: • Vote over the Internet or by telephone as instructed above. Only your latest Internet or telephone vote is counted. You may not revoke or change your vote over the Internet or by telephone after 11:59 p.m., Eastern Time, on January 21, 2026. • Sign a new proxy card and submit it by mail, which must be received no later than January 21, 2026. Only your latest dated proxy card will be counted. • Give our Secretary written notice before or during the meeting that you want to revoke your proxy. • Virtually attend the Special Meeting at https://edge.media-server.com/mmc/p/xqpg9wru (password: century2026). • Virtually attending the Special Meeting will not by itself revoke a previously granted proxy. If your shares are held by your broker, bank or other holder of record as a nominee or agent (i.e., the shares are held in “street name”), you should follow the instructions provided by your broker, bank or other holder of record. Deadline for Voting . The deadline for voting by telephone or Internet, other than by virtually attending the Special Meeting, is 11:59 p.m. Eastern Time on January 21, 2026. If you are a registered stockholder and virtually attend the Special Meeting, you may deliver your vote online during the Special Meeting. “Street name” stockholders who wish to vote at the Special Meeting will need to obtain a proxy form from the institution that holds their shares. Notice of Special Meeting of Stockholders and 2025 Proxy Statement | 1

| ​ | GENERAL INFORMATION ABOUT THE MEETING | ​ |

BROKER VOTING AND VOTES REQUIRED FOR EACH PROPOSAL If your shares are held in a stock brokerage account or by a bank or other holder of record, you are considered the “beneficial owner” of shares held in street name. The Notice has been forwarded to you by your broker, bank or other holder of record who is considered the stockholder of record of those shares. As the beneficial owner, you may direct your broker, bank or other holder of record on how to vote your shares by using the proxy card included in the materials made available or by following their instructions for voting on the Internet. A broker non-vote occurs when a broker or other nominee that holds shares for another does not vote on a particular item because the nominee