ACGL · Arch Capital Group Ltd. · Debt

(a)The aggregate principal amount of the Notes which shall be authenticated and delivered on June 9, 2026 (the “Issue Date”) under the Indenture shall be $600,000,000 for the 2036 Notes and $1,400,000,000 for the 2056 Notes (and which shall initially be in the form of Global Notes); provided, however, that the Company from time to time, without giving notice to or seeking the consent of the Holders of the Notes, may issue additional senior notes in any amount having the same ranking and the same interest rate, interest payment dates, maturity and other terms as the Notes, except for the issue price, the issue date and, in some cases, the first interest payment date; any additional senior notes having such similar terms shall be authenticated by the Trustee upon receipt of a Company Order to that effect, and when so authenticated, will constitute “Notes” for all purposes of the Indenture and will (together with all other Notes of such series issued under the Indenture) constitute a single series of Securities under the Indenture. The Notes will be issued only in fully registered form without coupons in denominations of $2,000 and any whole multiple of $1,000 in excess of $2,000.

Issuer evidence: THIRD SUPPLEMENTAL INDENTURE, dated June 9, 2026, between Arch Capital Group Ltd., a Bermuda company limited by shares (herein called the “Company”), and The Bank of New York Mellon, a New York banking corporation, as trustee hereunder (herein called the “Trustee”).

Supporting evidence: “Scheduled Maturity Date” means (i) June 15, 2036 for the 2036 Notes and (ii) June 15, 2056 for the 2056 Notes.

Supporting evidence: (c)The 2036 Notes shall bear interest at the rate of 5.250% per annum and the 2056 Notes shall bear interest at the rate of 5.950% per annum (each computed on the basis of a 360-day year comprised of twelve 30-day months) from the Issue Date or from the most recent Interest Payment Date to which interest has been paid or duly provided for to maturity or early redemption; and interest will be payable in each case, semi-annually on June 15 and December 15 of each year, commencing on December 15, 2026, to the Persons in whose name such Notes were registered at the close of business on the preceding June 1 or December 1, respectively.

Supporting evidence: The Company has requested the Trustee to join with it in the execution and delivery of this Third Supplemental Indenture in order to supplement the Original Indenture by, among other things, establishing certain terms of two series of Securities to be known as the Company’s 5.250% Senior Notes due 2036 (the “2036 Notes”) and 5.950% Senior Notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”) and adding certain provisions thereof for the benefit of the Holders of the Notes.

Supporting evidence: The Company has requested the Trustee to join with it in the execution and delivery of this Third Supplemental Indenture in order to supplement the Original Indenture by, among other things, establishing certain terms of two series of Securities to be known as the Company’s 5.250% Senior Notes due 2036 (the “2036 Notes”) and 5.950% Senior Notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”) and adding certain provisions thereof for the benefit of the Holders of the Notes.

(a)The aggregate principal amount of the Notes which shall be authenticated and delivered on June 9, 2026 (the “Issue Date”) under the Indenture shall be $600,000,000 for the 2036 Notes and $1,400,000,000 for the 2056 Notes (and which shall initially be in the form of Global Notes); provided, however, that the Company from time to time, without giving notice to or seeking the consent of the Holders of the Notes, may issue additional senior notes in any amount having the same ranking and the same interest rate, interest payment dates, maturity and other terms as the Notes, except for the issue price, the issue date and, in some cases, the first interest payment date; any additional senior notes having such similar terms shall be authenticated by the Trustee upon receipt of a Company Order to that effect, and when so authenticated, will constitute “Notes” for all purposes of the Indenture and will (together with all other Notes of such series issued under the Indenture) constitute a single series of Securities under the Indenture. The Notes will be issued only in fully registered form without coupons in denominations of $2,000 and any whole multiple of $1,000 in excess of $2,000.

Issuer evidence: THIRD SUPPLEMENTAL INDENTURE, dated June 9, 2026, between Arch Capital Group Ltd., a Bermuda company limited by shares (herein called the “Company”), and The Bank of New York Mellon, a New York banking corporation, as trustee hereunder (herein called the “Trustee”).

Supporting evidence: “Scheduled Maturity Date” means (i) June 15, 2036 for the 2036 Notes and (ii) June 15, 2056 for the 2056 Notes.

Supporting evidence: (c)The 2036 Notes shall bear interest at the rate of 5.250% per annum and the 2056 Notes shall bear interest at the rate of 5.950% per annum (each computed on the basis of a 360-day year comprised of twelve 30-day months) from the Issue Date or from the most recent Interest Payment Date to which interest has been paid or duly provided for to maturity or early redemption; and interest will be payable in each case, semi-annually on June 15 and December 15 of each year, commencing on December 15, 2026, to the Persons in whose name such Notes were registered at the close of business on the preceding June 1 or December 1, respectively.

Supporting evidence: The Company has requested the Trustee to join with it in the execution and delivery of this Third Supplemental Indenture in order to supplement the Original Indenture by, among other things, establishing certain terms of two series of Securities to be known as the Company’s 5.250% Senior Notes due 2036 (the “2036 Notes”) and 5.950% Senior Notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”) and adding certain provisions thereof for the benefit of the Holders of the Notes.

Supporting evidence: The Company has requested the Trustee to join with it in the execution and delivery of this Third Supplemental Indenture in order to supplement the Original Indenture by, among other things, establishing certain terms of two series of Securities to be known as the Company’s 5.250% Senior Notes due 2036 (the “2036 Notes”) and 5.950% Senior Notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”) and adding certain provisions thereof for the benefit of the Holders of the Notes.

On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Issuer evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Supporting evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Supporting evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.

Issuer evidence: On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.

Supporting evidence: On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.

On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Issuer evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Supporting evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

Supporting evidence: On June 9, 2026, Arch Capital Group Ltd. (the “Issuer”), completed the public offering of (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).

On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.

Issuer evidence: On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.

Supporting evidence: On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”). The offering was made pursuant to an effective shelf registration statement and a prospectus supplement and is expected to close on June 9, 2026. A copy of the Underwriting Agreement is attached to this Current Report on Form 8-K as Exhibit 1.1 and is incorporated herein by reference.