11/04/2026 | Press release | Distributed by Public on 11/04/2026 08:35
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| STATEMENT TO NOTEHOLDERS |
| October 26, 2026 |
| TRANSACTION PARTIES | ||
| Depositor: | Sequoia Residential Funding, Inc. | |
| Trustee: | Christiana Trust | |
| Master Servicer: | Wells Fargo Bank, N.A. | |
| Karen Schluter | Citibank, Agency and Trust | |
| (212) 816-5827 | 388 Greenwich Street Trading, 4th Floor | |
| [email protected] | New York, NY 10013 | |
| TABLE OF CONTENTS | ||
| 1. | Distribution Summary | 2 |
| 1.1. | Summary | 2 |
| 1.2. | Factors | 3 |
| 2. | Distribution Detail | 4 |
| 2.1. | Interest Detail | 4 |
| 2.2. | Interest Shortfall Detail | 5 |
| 2.3. | Principal Detail | 6 |
| 3. | Reconciliation Detail | 7 |
| 4. | Collateral Performance - Pool and Collections Summary | 8 |
| 5. | Stratification Detail | 9 |
| 6. | Collateral Performance - Delinquency and Loan Status History | 10 |
| 7. | Standard Prepayment and Default Information | 11 |
| 8. | Additional Reporting | 12 |
| 9. | Other Information | 13 |
| 10. | Notes | 14 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 1 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| DISTRIBUTION SUMMARY |
| October 26, 2026 |
| Accretion | |||||||||||
| & | |||||||||||
| Non-Cash | |||||||||||
| Accrual | Other | Balance | |||||||||
| Original | Prior | Pass-Through | Day | Interest | (As Interest) | Principal | Total | Realized Loss | Increase/ | Current | |
| Class | Balance | Balance | Rate | Count | Distributed | Distributed | Distributed | Distributed | /(Recovery) | (Decrease) | Balance |
| A-1 | 170,408,000.00 | 17,140,181.83 | 2.325000% | 30/360 | 33,209.10 | - | 172,130.47 | 205,339.57 | - | - | 16,968,051.36 |
| A-2 | 170,000,000.00 | 17,099,143.91 | 2.500000% | 30/360 | 35,623.22 | - | 171,718.35 | 207,341.57 | - | - | 16,927,425.56 |
| A-3 | 157,795,000.00 | - | 1.550000% | 30/360 | - | - | - | - | - | - | - |
| A-4 | 42,205,000.00 | 20,116,639.87 | 2.750000% | 30/360 | 46,100.63 | - | 202,021.59 | 248,122.22 | - | - | 19,914,618.28 |
| B-1 | 10,952,000.00 | 1,208,378.23 | 3.433980% | 30/360 | 3,457.96 | - | 33,255.74 | 36,713.70 | - | - | 1,175,122.49 |
| B-2 | 9,511,000.00 | 1,049,386.88 | 3.433980% | 30/360 | 3,002.98 | - | 28,880.14 | 31,883.12 | - | - | 1,020,506.74 |
| B-3 | 6,340,000.00 | 699,517.71 | 3.433980% | 30/360 | 2,001.77 | - | 19,251.40 | 21,253.17 | - | - | 680,266.31 |
| B-4 | 3,170,000.00 | 349,758.84 | 3.433980% | 30/360 | 1,000.89 | - | 9,625.70 | 10,626.59 | - | - | 340,133.14 |
| B-5 | 6,054,465.00 | 5,755,729.74 | 3.433980% | 30/360 | 16,470.88 | - | - | 16,470.88 | - | - | 5,755,729.74 |
| R | - | - | 0.000000% | - | - | - | - | - | - | - | - |
| LT-R | - | - | 0.000000% | - | - | - | - | - | - | - | - |
| Total | 576,435,465.00 | 63,418,737.01 | 140,867.43 | - | 636,883.39 | 777,750.82 | - | - | 62,781,853.62 | ||
| Notional | |||||||||||
| A-IO1 | 540,408,000.00 | 54,355,965.61 | 0.841457% | 30/360 | 38,115.19 | - | - | 38,115.19 | - | (545,870.41) | 53,810,095.20 |
| A-IO2 | 170,408,000.00 | 17,140,181.83 | 0.175000% | 30/360 | 2,499.61 | - | - | 2,499.61 | - | (172,130.47) | 16,968,051.36 |
| A-IO3 | 157,795,000.00 | - | 1.200000% | 30/360 | - | - | - | - | - | - | - |
| Total | 868,611,000.00 | 71,496,147.44 | 40,614.80 | - | - | 40,614.80 | - | (718,000.88) | 70,778,146.56 | ||
| Grand Total | 1,445,046,465 | 134,914,884.45 | 181,482.23 | - | 636,883.39 | 818,365.62 | - | (718,000.88) | 133,560,000.18 | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 2 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| DISTRIBUTION SUMMARY - FACTORS |
| October 26, 2026 |
| Accretion | |||||||||
| & | |||||||||
| Non-Cash | |||||||||
| Other | Balance | ||||||||
| Record | Interest | (As Interest) | Principal | Total | Realized Loss | Increase/ | Current | ||
| Class | CUSIP | Date | Distributed | Distributed | Distributed | Distributed | /(Recovery) | (Decrease) | Balance |
| A-1 | 81744YAA4 | 09/30/2026 | 0.19487994 | - | 1.01010792 | 1.20498785 | - | - | 99.57309140 |
| A-2 | 81744YAB2 | 09/30/2026 | 0.20954835 | - | 1.01010794 | 1.21965629 | - | - | 99.57309153 |
| A-3 | 81744YAC0 | 09/30/2026 | - | - | - | - | - | - | - |
| A-4 | 81744YAD8 | 09/30/2026 | 1.09230257 | - | 4.78667433 | 5.87897690 | - | - | 471.85447885 |
| A-IO1 | 81745UAA1 | 09/30/2026 | 0.07053040 | - | - | 0.07053040 | - | - | 99.57309144 |
| A-IO2 | 81744YAJ5 | 09/30/2026 | 0.01466838 | - | - | 0.01466838 | - | - | 99.57309140 |
| A-IO3 | 81744YAP1 | 09/30/2026 | - | - | - | - | - | - | - |
| B-1 | 81744YAF3 | 09/30/2026 | 0.31573776 | - | 3.03649927 | 3.35223703 | - | - | 107.29752465 |
| B-2 | 81744YAG1 | 09/30/2026 | 0.31573757 | - | 3.03649879 | 3.35223636 | - | - | 107.29752287 |
| B-3 | 81744YAH9 | 09/30/2026 | 0.31573659 | - | 3.03649842 | 3.35223502 | - | - | 107.29752524 |
| B-4 | 81744YAK2 | 09/30/2026 | 0.31573817 | - | 3.03649842 | 3.35223659 | - | - | 107.29752050 |
| B-5 | 81744YAL0 | 09/30/2026 | 2.72045177 | - | - | 2.72045177 | - | - | 950.65868578 |
| R | 81744YAN6 | 09/30/2026 | - | - | - | - | - | - | - |
| LT-R | 81744YAM8 | 09/30/2026 | - | - | - | - | - | - | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 3 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| DISTRIBUTION INFORMATION - INTEREST DETAIL |
| October 26, 2026 |
| Rate | Interest | Shortfall | Paid | |||||||||
| Accrual | Net | Accreted/ | Non | Carry | ||||||||
| Class | Current | Next | Dates | Accrued | Deferred | Recovered | Forward | Accrued | Carry Forward | Total | ||
| A-1 | 2.32500% | 2.32500% | 09/01-09/30 | 33,209.10 | - | - | - | 33,209.10 | - | 33,209.10 | ||
| A-2 | 2.50000% | 2.50000% | 09/01-09/30 | 35,623.22 | - | - | - | 35,623.22 | - | 35,623.22 | ||
| A-3 | 1.55000% | 1.55000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| A-4 | 2.75000% | 2.75000% | 09/01-09/30 | 46,100.63 | - | - | - | 46,100.63 | - | 46,100.63 | ||
| B-1 | 3.43398% | 3.43293% | 09/01-09/30 | 3,457.96 | - | - | - | 3,457.96 | - | 3,457.96 | ||
| B-2 | 3.43398% | 3.43293% | 09/01-09/30 | 3,002.98 | - | - | - | 3,002.98 | - | 3,002.98 | ||
| B-3 | 3.43398% | 3.43293% | 09/01-09/30 | 2,001.77 | - | - | - | 2,001.77 | - | 2,001.77 | ||
| B-4 | 3.43398% | 3.43293% | 09/01-09/30 | 1,000.89 | - | - | - | 1,000.89 | - | 1,000.89 | ||
| B-5 | 3.43398% | 3.43293% | 09/01-09/30 | 16,470.88 | - | - | - | 16,470.88 | - | 16,470.88 | ||
| R | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| LT-R | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| Total | 140,867.43 | - | - | - | 140,867.43 | - | 140,867.43 | |||||
| Notional | ||||||||||||
| A-IO1 | 0.84146% | 0.84041% | 09/01-09/30 | 38,115.19 | - | - | - | 38,115.19 | - | 38,115.19 | ||
| A-IO2 | 0.17500% | 0.17500% | 09/01-09/30 | 2,499.61 | - | - | - | 2,499.61 | - | 2,499.61 | ||
| A-IO3 | 1.20000% | 1.20000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| Total | 40,614.80 | - | - | - | 40,614.80 | - | 40,614.80 | |||||
| Grand Total | 181,482.23 | - | - | - | 181,482.23 | - | 181,482.23 | |||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 4 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL |
| October 26, 2026 |
| Carry Forward Interest | ||||||
| Non-Recov | ||||||
| Class | Shortall | Prior | Int. on Prior | New | Paid | Outstanding |
| A-1 | - | - | - | - | - | - |
| A-2 | - | - | - | - | - | - |
| A-3 | - | - | - | - | - | - |
| A-4 | - | - | - | - | - | - |
| B-1 | - | - | - | - | - | - |
| B-2 | - | - | - | - | - | - |
| B-3 | - | - | - | - | - | - |
| B-4 | - | - | - | - | - | - |
| B-5 | - | 258.73 | - | - | - | 258.73 |
| R | - | - | - | - | - | - |
| LT-R | - | - | - | - | - | - |
| Total | - | 258.73 | - | - | - | 258.73 |
| Notional | ||||||
| A-IO1 | - | - | - | - | - | - |
| A-IO2 | - | - | - | - | - | - |
| A-IO3 | - | - | - | - | - | - |
| Total | - | - | - | - | - | - |
| Grand Total | - | 258.73 | - | - | - | 258.73 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 5 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| DISTRIBUTION INFORMATION - PRINCIPAL DETAIL |
| October 26, 2026 |
| Accretion | ||||||||||
| & | ||||||||||
| Prior | Non-Cash | |||||||||
| Cumulative | Balance | Cumulative | ||||||||
| Prior | Realized | Scheduled | Unscheduled | Principal | Increase/ | Current | Realized | |||
| Class | Balance | Loss | Principal | Principal | Distributed | Realized Loss | (Recovery) | (Decrease) | Balance | Loss |
| A-1 | 17,140,181.83 | - | 71,873.29 | 100,257.18 | 172,130.47 | - | - | - | 16,968,051.36 | - |
| A-2 | 17,099,143.91 | - | 71,701.21 | 100,017.14 | 171,718.35 | - | - | - | 16,927,425.56 | - |
| A-3 | - | - | - | - | - | - | - | - | - | - |
| A-4 | 20,116,639.87 | - | 84,354.36 | 117,667.23 | 202,021.59 | - | - | - | 19,914,618.28 | - |
| B-1 | 1,208,378.23 | - | 13,885.98 | 19,369.76 | 33,255.74 | - | - | - | 1,175,122.49 | - |
| B-2 | 1,049,386.88 | - | 12,058.94 | 16,821.20 | 28,880.14 | - | - | - | 1,020,506.74 | - |
| B-3 | 699,517.71 | - | 8,038.45 | 11,212.96 | 19,251.40 | - | - | - | 680,266.31 | - |
| B-4 | 349,758.84 | - | 4,019.22 | 5,606.48 | 9,625.70 | - | - | - | 340,133.14 | - |
| B-5 | 5,755,729.74 | - | - | - | - | - | - | - | 5,755,729.74 | - |
| R | - | - | - | - | - | - | - | - | - | - |
| LT-R | - | - | - | - | - | - | - | - | - | - |
| Total | 63,418,737.01 | - | 265,931.45 | 370,951.95 | 636,883.39 | - | - | - | 62,781,853.62 | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 6 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| RECONCILIATION DETAIL |
| October 26, 2026 |
| SOURCE OF FUNDS | ALLOCATION OF FUNDS | |||||
| Interest Funds Available | Scheduled Fees | |||||
| Scheduled Interest | 195,513.60 | Master Servicing Fee | 211.39 | |||
| Uncompensated PPIS | 0.00 | Servicing Fee | 13,212.20 | |||
| Relief Act Shortfall | 0.00 | Trustee Fee | 47.58 | |||
| Losses in Excess of Principal Balance | 0.00 | Securities Administrator Fee | 560.20 | |||
| Stop Advance Interest | 0.00 | |||||
| Total Scheduled Fees | 14,031.37 | |||||
| Other Interest Reductions | 0.00 | |||||
| Additional Fees, Expenses, etc. | ||||||
| Total Interest Funds Available | 195,513.60 | Trust Fund Expenses | 0.00 | |||
| Principal Funds Available | Other Expenses | 0.00 | ||||
| Scheduled Principal | 265,931.45 | |||||
| Total Additional Fees, Expenses, etc. | - | |||||
| Curtailments | 23,131.48 | |||||
| Distributions | ||||||
| Curtailments Adjustments | 0.00 | |||||
| Interest Distribution | 181,482.23 | |||||
| Prepayments in Full | 347,820.47 | |||||
| Principal Distribution | 636,883.40 | |||||
| Liquidation Principal | 0.00 | |||||
| Repurchased Principal | 0.00 | Total Distributions | 818,365.63 | |||
| Other Principal | 0.00 | |||||
| Substitution Principal | 0.00 | |||||
| Principal Losses and Forgiveness | 0.00 | |||||
| Subsequent Recoveries / (Losses) | 0.00 | |||||
| Total Principal Funds Available | 636,883.40 | |||||
| Total Funds Available | 832,397.00 | |||||
| Total Funds Allocated | 832,397.00 | |||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 7 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| COLLATERAL PERFORMANCE - POOL AND COLLECTIONS SUMMARY |
| October 26, 2026 |
| Deal | Initial | Beginning | Ending | Initial | Beginning | Ending | ||
| Count | 716 | 114 | 113 | Remaining Term | 358 | 194 | 193 | |
| Scheduled | 576,435,465.08 | 63,418,737.11 | 62,781,853.71 | Gross Rate | 3.78270% | 3.69948% | 3.69843% | |
| Actual | 576,435,465.08 | 63,605,841.64 | 62,979,920.99 | Net Rate | 3.51720% | 3.43398% | 3.43293% | |
| Interest Bearing | 576,435,465.08 | 63,418,737.11 | 62,781,853.71 | |||||
| Principal Collections | Realized Losses | Interest Collections | ||||||
| Scheduled Principal | 265,931.45 | Principal Losses and | Scheduled Interest | 195,513.60 | ||||
| - | ||||||||
| Forgiveness | ||||||||
| Curtailments | 23,131.48 | Less: | ||||||
| Losses in Excess of Principal | ||||||||
| Curtailments Adjustments | - | - | Master Servicing Fee | 211.39 | ||||
| Balance | ||||||||
| Prepayments in Full | 347,820.47 | Subsequent (Recoveries) / | Servicing Fee | 13,212.20 | ||||
| - | ||||||||
| Losses | ||||||||
| Liquidation Principal | - | Trustee Fee | 47.58 | |||||
| Cumulative Realized Losses | - | |||||||
| Repurchased Principal | - | Securities Administrator Fee | 560.20 | |||||
| Other Principal | - | Uncompensated PPIS | - | |||||
| Substitution Principal | - | Relief Act Shortfall | - | |||||
| Principal Losses and Forgiveness | - | Other Expenses | - | |||||
| Subsequent Recoveries / (Losses) | - | Losses in Excess of Principal Balance | - | |||||
| Stop Advance Interest | - | |||||||
| Other Interest Reductions | - | |||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 8 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| STRATIFICATION DETAIL |
| October 26, 2026 |
| Loan Rate | |||||
| Asset | Ending Scheduled | % of | |||
| Loan Rate Range | Count | Balance | Agg.Bal. | WAC | WAM |
| 3.00 or Less | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 3.01 to 3.50 | 18 | 9,776,965.34 | 15.57 | 3.3982 | 182 |
| 3.51 to 4.00 | 93 | 52,007,462.06 | 82.84 | 3.7450 | 195 |
| 4.01 to 4.50 | 2 | 997,426.31 | 1.59 | 4.2154 | 195 |
| 4.51 to 5.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 5.01 to 5.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 5.51 to 6.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 6.01 to 6.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 6.51 to 7.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 7.01 to 7.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 7.51 to 8.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 8.01 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| Total | 113 | 62,781,853.71 | 100.00 | 3.6984 | 193 |
| Ending Schedule Balance | |||||
| Ending Schedule Balance | Asset | Ending Scheduled | % of | ||
| Range | Count | Balance | Agg.Bal. | WAC | WAM |
| 1 to 200,000 | 4 | 606,391.03 | 0.97 | 3.4614 | 136 |
| 200,001 to 400,000 | 21 | 6,949,732.91 | 11.07 | 3.7327 | 191 |
| 400,001 to 600,000 | 53 | 26,193,899.56 | 41.72 | 3.7227 | 195 |
| 600,001 to 800,000 | 23 | 15,400,932.69 | 24.53 | 3.6828 | 189 |
| 800,001 to 1,000,000 | 5 | 4,301,035.67 | 6.85 | 3.7316 | 195 |
| 1,000,001 to 1,200,000 | 2 | 2,228,856.06 | 3.55 | 3.6794 | 195 |
| 1,200,001 to 1,400,000 | 3 | 3,775,387.65 | 6.01 | 3.6594 | 194 |
| 1,400,001 to 1,600,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 1,600,001 to 1,800,000 | 2 | 3,325,618.14 | 5.30 | 3.5654 | 195 |
| 1,800,001 to 2,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 2,000,001 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| Total | 113 | 62,781,853.71 | 100.00 | 3.6984 | 193 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 9 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS HISTORY |
| October 26, 2026 |
| Delinquent | ||||||||||||||||||
| (Does not include loans in Bankruptcy, Foreclosure, or REO) | ||||||||||||||||||
| 30 Day | 60 Day | 90 Day | 120 Day | 150 Day | 180+ Day | Bankruptcy | Foreclosure | REO | ||||||||||
| Distribution | ||||||||||||||||||
| Date | Count | Balance | Count | Balance | Count Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 10/26/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 09/25/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 08/25/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 07/27/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 06/25/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 05/26/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 1 | 290,062 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 04/27/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.86% | 0.44% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 1 | 291,250 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 03/25/2026 | ||||||||||||||||||
| 0.86% | 0.44% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 02/25/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 01/26/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 1 | 294,791 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 12/26/2025 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.85% | 0.44% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| 0 | 0 | 1 | 295,964 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 11/25/2025 | ||||||||||||||||||
| 0.00% | 0.00% | 0.85% | 0.43% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 10 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-4 |
| STANDARD PREPAYMENT AND DEFAULT INFORMATION |
| October 26, 2026 |
| Wtd. Avg. | Current | ||||||||||
| Payment | Age | Collateral | Scheduled | Unscheduled | Liquidation | ||||||
| Date | (Months) | Balance | Principal | Principal | Principal | SMM | CPR | PSA | MDR | CDR | SDA |
| 26-Oct-2026 | 164.33 | 62,781,853.71 | 265,931.45 | 370,951.95 | - | 0.587% | 6.825% | 114% | 0.000% | 0.000% | 0% |
| 25-Sep-2026 | 163.33 | 63,418,737.11 | 266,278.01 | 367,743.37 | - | 0.577% | 6.703% | 112% | 0.000% | 0.000% | 0% |
| 25-Aug-2026 | 162.33 | 64,052,758.49 | 265,399.10 | 19,580.85 | - | 0.031% | 0.366% | 6% | 0.000% | 0.000% | 0% |
| 27-Jul-2026 | 161.33 | 64,337,738.44 | 264,537.66 | 15,154.26 | - | 0.024% | 0.282% | 5% | 0.000% | 0.000% | 0% |
| 25-Jun-2026 | 160.33 | 64,617,430.36 | 263,600.15 | 37,497.28 | - | 0.058% | 0.694% | 12% | 0.000% | 0.000% | 0% |
| 26-May-2026 | 159.33 | 64,918,527.79 | 265,443.57 | 447,416.31 | - | 0.684% | 7.911% | 132% | 0.000% | 0.000% | 0% |
| 27-Apr-2026 | 158.33 | 65,631,387.67 | 264,497.97 | 39,395.03 | - | 0.060% | 0.717% | 12% | 0.000% | 0.000% | 0% |
| 25-Mar-2026 | 157.33 | 65,935,280.67 | 263,644.81 | 13,390.72 | - | 0.020% | 0.243% | 4% | 0.000% | 0.000% | 0% |
| 25-Feb-2026 | 156.32 | 66,212,316.20 | 264,101.98 | 389,777.69 | - | 0.585% | 6.801% | 113% | 0.000% | 0.000% | 0% |
| 26-Jan-2026 | 155.32 | 66,866,195.87 | 265,455.75 | 698,336.90 | - | 1.034% | 11.722% | 195% | 0.000% | 0.000% | 0% |
| 26-Dec-2025 | 154.32 | 67,829,988.52 | 264,247.31 | 123,211.07 | - | 0.181% | 2.154% | 36% | 0.000% | 0.000% | 0% |
| 25-Nov-2025 | 153.32 | 68,217,446.90 | 263,386.88 | 15,748.25 | - | 0.023% | 0.277% | 5% | 0.000% | 0.000% | 0% |
| 27-Oct-2025 | 152.32 | 68,496,582.03 | 262,549.56 | 9,431.82 | - | 0.014% | 0.165% | 3% | 0.000% | 0.000% | 0% |
| SMM (Single Month Mortality) = (Beginning Balance - Ending Balance - Scheduled Principal) / (Beginning Balance - Scheduled Principal) | MDR (Monthly Default Rate) = Beginning Balance of Liquidated Asset / Total Beginning Balance | ||||||||||
| CPR (Constant Prepayment Rate) = 1 - ((1-SMM)^12) | CDR (Conditional Default Rate) = 1 - ((1-MDR)^12) | ||||||||||
| PSA (Public Securities Association) = CPR / (min(.2% * Age, 6%)) | SDA (Standard Default Assumption) = CDR / (min(.2% * Age, 6%)) | ||||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 11 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| ADDITIONAL REPORTING |
| October 26, 2026 |
| Amount Remaining Funds |
| 818,365.63 |
| Waterfall Detail | ||
| Available Distribution Amount | ||
| Senior Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -155,547.75 | 662,817.88 |
| Senior Certificates, the Senior Principal Distribution Amount | -545,870.41 | 116,947.47 |
| Class B-1 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -3,457.96 | 113,489.51 |
| Class B-1 Certificates, the Subordinate Principal Distribution Amount | -33,255.74 | 80,233.77 |
| Class B-2 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -3,002.98 | 77,230.79 |
| Class B-2 Certificates, the Subordinate Principal Distribution Amount | -28,880.14 | 48,350.65 |
| Class B-3 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -2,001.77 | 46,348.88 |
| Class B-3 Certificates, the Subordinate Principal Distribution Amount | -19,251.40 | 27,097.47 |
| Class B-4 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -1,000.89 | 26,096.58 |
| Class B-4 Certificates, the Subordinate Principal Distribution Amount | -9,625.70 | 16,470.88 |
| Class B-5 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -16,470.88 | 0.00 |
| Class B-5 Certificates, the Subordinate Principal Distribution Amount | 0.00 | 0.00 |
| Class LT-R and R Certificates, any remaining amounts | 0.00 | 0.00 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 12 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| OTHER INFORMATION |
| October 26, 2026 |
| Principal Percentages | |
| Senior Percentage | 85.709631% |
| Subordinate Percentage | 14.290369% |
| Senior Prepayment Percentage | 85.709631% |
| Subordinate Prepayment Percentage | 14.290369% |
| Other Information | |
| Step-Down Test satisfied? | Y |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 13 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-4 | |
| NOTES | |
| No Notes available for this deal at this time. |
| October 26, 2026 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 14 of 14 | © Copyright 2026 Citigroup |