Investor Presentaiton

Base Class Offered Class Maximum Initial Class Principal/Notional Amount Indicative Guaranteed Senior Certificates Indicative Guaranteed Senior Offerings (1) Principal Window (months)(2) Approximate Initial WAL Class Coupon % (years)(2) Class Type A-1-1 $40,000,000 3.250% 1.08 1-24 Sequential/Exchangeable A-1-2 $40,000,000 3.250% 2.82 24-43 A-1 A-1-3 $40,000,000 3.250% 4.48 43-65 A-1-4 $40,000,000 3.250% 6.48 65-93 Sequential/Exchangeable Sequential/Exchangeable Sequential/Exchangeable A-1-5 $62,158,000 3.250% 9.42 93-120 A-1 $222,158,000 3.250% 5.31 1-120 A-1 A-1B $222,158,000 3.000% 5.31 1-120 A-110 $13,884,875(3) 4.000% 5.31 N/A A-2 $74,052,000 3.250% 10.00 120-120 A-2 A-2B $74,052,000 3.000% 10.00 120-120 A-210 $4,628,250(3) 4.000% 10.00 N/A A $296,210,000 3.250% 6.48 1-120 Sequential/Exchangeable Sequential/MACR Sequential/Strip Down/MACR Interest Only/MACR Sequential/Exchangeable Sequential/Strip Down/MACR Interest Only/MACR Pass-Through/MACR A AB $296,210,000 3.000% 6.48 1-120 Pass-Through/Strip Down/MACR A-IO $18,513,125(3) 4.000% 6.48 N/A Interest Only/MACR Total $320,227,476 (1) As of August 31, 2023. The Mandatory Guarantor Repurchase Date for all Guaranteed Certificates is October 2033 (2) Pricing Assumptions VPR CDR Severity Optional Redemption/Clean-Up Call SLST 2023-1 Ramp from 3% to 6% over 36 months Ramp from 0% to 2% over 36 months 30% Not Exercised 18 (3) Class Notional Amount CONFIDENTIAL SLST 2023-1 Prepared by Investments and Capital Markets © Freddie Mac

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