Up to $100,000,000

Common Stock

We have entered into an Open Market Sale AgreementSM, or the Sales Agreement, with Jefferies LLC, or Jefferies, dated as of June 12, 2026, relating to the sale of shares of our common stock, par value $0.0001 per share, offered by this prospectus supplement and the accompanying prospectus. In accordance with the terms of the Sales Agreement, under this prospectus supplement and the accompanying prospectus, we may offer and sell shares of our common stock, having an aggregate offering price of up to $100,000,000 from time to time on or after the date of this prospectus supplement through Jefferies, acting as sales agent.

Our common stock is listed on the Nasdaq Global Market under the symbol "CLYM." The last reported sale price of our common stock on June 11, 2026 was $10.91 per share.

Sales of our common stock, if any, under this prospectus supplement and the accompanying prospectus may be made in sales deemed to be an "at the market offering" as defined in Rule 415(a)(4) promulgated under the Securities Act of 1933, as amended, or the Securities Act, including sales made in ordinary brokers' transactions on the Nasdaq Global Market or otherwise at market prices prevailing at the time of sale. Jefferies is not required to sell any specific number or dollar amount of securities but will act as sales agent using commercially reasonable efforts consistent with its normal trading and sales practices on mutually agreed terms between Jefferies and us. There is no arrangement for funds to be received in any escrow, trust or similar arrangement.