Welcome to our dedicated page for Century Therapeutics SEC filings (Ticker: IPSC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Century Therapeutics, Inc. filings document a biotechnology issuer developing iPSC-derived cell therapy programs for autoimmune diseases and cancer, along with the formal records supporting its public-company governance and capital structure. Form 8-K reports include operating and financial results, Regulation FD investor-presentation materials, clinical and regulatory program disclosures, and board composition changes.
Proxy and shareholder-vote materials cover annual meeting matters, board and committee governance, and charter-amendment voting, including reverse-stock-split authority. Capital-structure filings include shelf registration and at-the-market equity offering disclosures for common stock, while cover-page disclosures identify Century as an emerging growth company.
Century Therapeutics, Inc. director Martin Patrick Murphy received a grant of stock options as equity compensation. The award covers 88,000 options for Common Stock with an exercise price of $0.592 per share, expiring on December 9, 2035.
The options were granted in connection with his appointment as a director and will vest in equal monthly installments over 36 months, conditioned on his continued service to the company. After this grant, he directly holds 88,000 stock options.
Century Therapeutics, Inc. director Martin Patrick Murphy filed an initial Form 3, which is a statement of beneficial ownership for insiders. This filing lists him as a director of Century Therapeutics but shows no reported transactions or current derivative positions in the structured data provided.
Century Therapeutics, Inc. Chief Scientific Officer Chad Cowan reported a routine tax-related share withholding. On 2026-04-01, 1,365 shares of common stock were withheld at $2.19 per share to satisfy tax obligations from vesting restricted stock units, not an open-market sale.
After this transaction, Cowan directly held 1,175,680 shares of common stock. An additional 10,697 shares were held indirectly by the Cowan Investment Nominee Trust, for which he disclaims beneficial ownership except for any pecuniary interest.
Century Therapeutics, Inc. filed a current report describing updates to its shelf registration and at-the-market equity program. A new Form S-3 shelf registration statement became effective on January 9, 2026, replacing the prior shelf. The company also filed a new prospectus supplement dated March 26, 2026 for its existing at-the-market equity offering program with Cowen and Company, LLC, predecessor to TD Securities (USA) LLC, as sales agent under a July 1, 2022 Sales Agreement. Under this program, the company may issue and sell shares of common stock having an aggregate offering price of up to $150,000,000. It has already sold shares with an aggregate offering price of $18,380,259, leaving up to $131,619,741 of common stock available for future sale under the program.
Century Therapeutics is registering up to $150,000,000 of common stock for sale in an at-the-market offering through TD Cowen pursuant to an existing sales agreement.
The prospectus supplement states 87,519,096 shares outstanding as of December 31, 2025, after giving effect to the January 2026 private placement. Sales will be made from time to time at market prices, TD Cowen will receive a 3.0% commission, and proceeds will be received by the issuer.
Century Therapeutics, Inc. senior vice president of finance and operations Douglas Carr reported an automatic sale of 7,043 shares of common stock at $2.549 per share on March 12, 2026. The filing describes this as an open-market transaction.
According to the footnote, these shares were sold solely to cover tax withholding obligations tied to the vesting of restricted stock units and the sale was not at his discretion. After the transaction, Carr still directly holds 507,261 shares of Century Therapeutics common stock.
Century Therapeutics, Inc. officer Gregory Russotti reported an automatic sale of 10,076 shares of common stock at $2.549 per share. According to the filing, these shares were sold solely to cover tax withholding obligations from vesting restricted stock units and were not sold at his discretion.
After the transaction, Russotti directly holds 515,427 common shares and indirectly holds 92,773 shares through the Gregory Russotti 2021 Family Trust. The activity reflects routine tax-related share withholding rather than a discretionary change in his investment position.
Century Therapeutics, Inc. President and CEO Brent Pfeiffenberger reported a routine tax-related share disposition. The company withheld 55,397 shares of Common Stock at $2.73 per share to cover tax obligations arising from the vesting of restricted stock units. After this withholding, Pfeiffenberger directly holds 3,710,958 shares of Century Therapeutics common stock. This event reflects compensation-related tax settlement rather than an open-market stock sale.
Century Therapeutics, Inc. Chief Scientific Officer Chad Cowan reported a routine tax-related share disposition. On March 11, 2026, 1,431 shares of common stock were withheld by the company at $2.73 per share to satisfy tax obligations tied to vesting restricted stock units, not an open-market sale. After this transaction, Cowan directly holds 1,177,045 shares of common stock. An additional 10,697 shares are held indirectly by the Cowan Investment Nominee Trust, for which he disclaims beneficial ownership except for any pecuniary interest.
IPSC filed a Form 144 notice to sell 10,076 shares of Common Stock tied to a restricted stock vesting event on 03/11/2026.
The filing lists Fidelity Brokerage Services LLC as the broker and shows a prior disposition by Gregory Russotti of 479 shares on 03/09/2026. The excerpt also shows 179,722,750 shares outstanding as of 03/12/2026.