2038, which bear interest at LIBOR plus 1.90% per annum plus, on and after the June 2026 payment date, 0.50% per annum, (iv) $48,936,000 Class C Fourth Priority Secured Floating Rate Notes Due 2038, which bear interest at LIBOR plus 2.05% per annum plus, on and after the July 2026 payment date, 0.50% per annum, (v) $40,128,000 Class D Fifth Priority Secured Floating Rate Notes Due 2038, which bear interest at LIBOR plus 2.80% per annum plus, on and after the July 2026 payment date, 0.50% per annum, and (vi) $15,659,000 Class E Sixth Priority Secured Floating Rate Notes Due 2038, which bear interest at LIBOR plus 3.45% per annum plus, on and after the July 2026 payment date, 0.50% per annum. In addition, the CLO2 Issuer further issued two classes of notes, or together with the CLO2 Offered Notes, the 2021-FL2 Notes, (i) $22,511,000 Class F Seventh Priority Floating Rate Notes Due 2038, or the CLO2 Class F Notes, which bear interest at LIBOR plus 5.00% per annum, and (ii) $22,511,000 Class G Eighth Priority Floating Rate Notes Due 2038, or the CLO2 Class G Notes, which bear interest at LIBOR plus 7.50% per annum. In addition, concurrently with the issuance of the 2021-FL2 Notes, the CLO2 Issuer issued 91,021 Preferred Shares, par value $0.001 per share, and with a liquidation preference equal to $1,000 per share, or the CLO2 Preferred Shares. The 2021-FL2 Notes will mature at par on the May 2038 payment date (May 18, 2038 when calculated using the current U.S. federal holidays), unless redeemed or repaid prior thereto. We serve as the collateral manager for the CLO2 Issuer.
The CLO2 Issuers issued or co-issued the 2021-FL2 Notes, as applicable, pursuant to the terms of an Indenture, dated as of May 5, 2021, or the CLO2 Indenture, by and among the CLO2 Issuers, our company, as advancing agent, Wilmington Trust, National Association, as trustee, and Wells Fargo, as note administrator and custodian.
FS Rialto 2021-FL2 Holder, LLC, which is our indirect wholly-owned subsidiary and a direct wholly-owned subsidiary of the Sub-REIT, acquired 100% of the CLO2 Class F Notes, the CLO2 Class G Notes and the CLO2 Preferred Shares upon issuance.
The CLO2 Offered Notes are limited recourse obligations of the CLO2 Issuer and non-recourse obligations of the CLO2 Co-Issuer payable solely from collateral interests acquired by the CLO2 Issuer and pledged under the CLO2 Indenture. To the extent the collateral is insufficient to make payments in respect of the CLO2 Offered Notes, none of the CLO2 Issuer, the CLO2 Co-Issuer, any of their respective affiliates nor any other person will have any obligation to pay any further amounts in respect of the CLO2 Offered Notes. The CLO2 Class F Notes and the CLO2 Class G Notes are not secured.
As of December 31, 2021, the 2021-FL2 Notes were collateralized by a pool of interests in 28 commercial real estate loans having a total principal balance of $740,358,136.
We incurred issuance costs which are amortized over the remaining life of the loans that collateralized the 2019-FL1 Notes. As of December 31, 2021, $6,124,291 had yet to be amortized to interest expense.
2021-FL3 Notes
On November 4, 2021, we issued $928,483,000 of collateralized loan obligation notes, or the CLO3 Transaction, through the Sub-REIT and two wholly-owned financing subsidiaries of Sub-REIT, FS Rialto 2021-FL3 Issuer, Ltd., an exempted company with limited liability under the laws of the Cayman Islands, as issuer, or the CLO3 Issuer, and FS Rialto 2021-FL3 Co-Issuer, LLC, a Delaware limited liability company, as co-issuer, or the CLO3 Co-Issuer, and together with the CLO3 Issuer, the CLO3 Issuers.
The CLO3 Issuers issued six classes of notes, or the CLO3 Offered Notes, (i) $657,736,000 Class A Notes, which bear interest at LIBOR plus 1.25% per annum plus, on and after the September 2026 payment date, 0.25%, (ii) $42,526,000 Class A-S Notes, which bear interest at LIBOR plus 1.55% per annum plus, on and after the September 2026 payment date, 0.25%, (iii) $55,283,000 Class B Notes, which bear interest at LIBOR plus 1.80% per annum plus, on and after the September 2026 payment date, 0.50%, (iv) $69,459,000 Class C Notes, which bear interest at LIBOR plus 2.05% per annum plus, on and after the September 2026 payment date, 0.50%, (v) $80,799,000 Class D Notes, which bear interest at LIBOR plus 2.50% per annum plus, on and after the September 2026 payment
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