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Item 4 of the Original Schedule 13D is hereby amended and supplemented by adding the following immediately prior to the last paragraph thereof: In connection with a registered secondary public offering (the "May 2026 Secondary Offering") of Common Stock of the Issuer, Vertex Holdco entered into an underwriting agreement date May 7, 2026 (the "May 2026 Underwriting Agreement") with the Issuer and Morgan Stanley & Co. LLC ("Morgan Stanley"). Pursuant to the May 2026 Underwriting Agreement, Vertex Holdco agreed to sell to Morgan Stanley, and Morgan Stanley agreed to purchase from Vertex Holdco, subject to and upon the terms and conditions set forth therein, 2,004,569 shares of Common Stock at a price of $73.91 per share. The sale of the 2,004,569 shares in the May 2026 Secondary Offering closed on May 11, 2026. The 2,004,569 shares of Common Stock sold by Vertex Holdco in the May 2026 Secondary Offering represented all of the shares of Common Stock of the Issuer owned by Vertex Holdco. The foregoing description of the May 2026 Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the May 2026 Underwriting Agreement, which is filed as Exhibit 99.10 hereto.

Item 4 of the Original Schedule 13D is hereby amended and supplemented by adding the following immediately prior to the last paragraph thereof: In connection with a registered secondary public offering (the "May 2026 Secondary Offering") of Common Stock of the Issuer, Vertex Holdco entered into an underwriting agreement date May 7, 2026 (the "May 2026 Underwriting Agreement") with the Issuer and Morgan Stanley & Co. LLC ("Morgan Stanley"). Pursuant to the May 2026 Underwriting Agreement, Vertex Holdco agreed to sell to Morgan Stanley, and Morgan Stanley agreed to purchase from Vertex Holdco, subject to and upon the terms and conditions set forth therein, 2,004,569 shares of Common Stock at a price of $73.91 per share. The sale of the 2,004,569 shares in the May 2026 Secondary Offering closed on May 11, 2026. The 2,004,569 shares of Common Stock sold by Vertex Holdco in the May 2026 Secondary Offering represented all of the shares of Common Stock of the Issuer owned by Vertex Holdco. The foregoing description of the May 2026 Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the May 2026 Underwriting Agreement, which is filed as Exhibit 99.10 hereto.

Item 4 of the Original Schedule 13D is hereby amended and supplemented by adding the following immediately prior to the last paragraph thereof: In connection with a registered secondary public offering (the "May 2026 Secondary Offering") of Common Stock of the Issuer, Vertex Holdco entered into an underwriting agreement date May 7, 2026 (the "May 2026 Underwriting Agreement") with the Issuer and Morgan Stanley & Co. LLC ("Morgan Stanley"). Pursuant to the May 2026 Underwriting Agreement, Vertex Holdco agreed to sell to Morgan Stanley, and Morgan Stanley agreed to purchase from Vertex Holdco, subject to and upon the terms and conditions set forth therein, 2,004,569 shares of Common Stock at a price of $73.91 per share. The sale of the 2,004,569 shares in the May 2026 Secondary Offering closed on May 11, 2026. The 2,004,569 shares of Common Stock sold by Vertex Holdco in the May 2026 Secondary Offering represented all of the shares of Common Stock of the Issuer owned by Vertex Holdco. The foregoing description of the May 2026 Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the May 2026 Underwriting Agreement, which is filed as Exhibit 99.10 hereto.

Item 4 of the Original Schedule 13D is hereby amended and supplemented by adding the following immediately prior to the last paragraph thereof: In connection with a registered secondary public offering (the "May 2026 Secondary Offering") of Common Stock of the Issuer, Vertex Holdco entered into an underwriting agreement date May 7, 2026 (the "May 2026 Underwriting Agreement") with the Issuer and Morgan Stanley & Co. LLC ("Morgan Stanley"). Pursuant to the May 2026 Underwriting Agreement, Vertex Holdco agreed to sell to Morgan Stanley, and Morgan Stanley agreed to purchase from Vertex Holdco, subject to and upon the terms and conditions set forth therein, 2,004,569 shares of Common Stock at a price of $73.91 per share. The sale of the 2,004,569 shares in the May 2026 Secondary Offering closed on May 11, 2026. The 2,004,569 shares of Common Stock sold by Vertex Holdco in the May 2026 Secondary Offering represented all of the shares of Common Stock of the Issuer owned by Vertex Holdco. The foregoing description of the May 2026 Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the May 2026 Underwriting Agreement, which is filed as Exhibit 99.10 hereto.

Item 4 of the Original Schedule 13D is hereby amended and supplemented by adding the following immediately prior to the last paragraph thereof: In connection with a registered secondary public offering (the "May 2026 Secondary Offering") of Common Stock of the Issuer, Vertex Holdco entered into an underwriting agreement date May 7, 2026 (the "May 2026 Underwriting Agreement") with the Issuer and Morgan Stanley & Co. LLC ("Morgan Stanley"). Pursuant to the May 2026 Underwriting Agreement, Vertex Holdco agreed to sell to Morgan Stanley, and Morgan Stanley agreed to purchase from Vertex Holdco, subject to and upon the terms and conditions set forth therein, 2,004,569 shares of Common Stock at a price of $73.91 per share. The sale of the 2,004,569 shares in the May 2026 Secondary Offering closed on May 11, 2026. The 2,004,569 shares of Common Stock sold by Vertex Holdco in the May 2026 Secondary Offering represented all of the shares of Common Stock of the Issuer owned by Vertex Holdco. The foregoing description of the May 2026 Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the May 2026 Underwriting Agreement, which is filed as Exhibit 99.10 hereto.