Payment Date: 09/25/99 ------------------------------------------------------------ BANK OF AMERICA MORTGAGE SECURITIES, INC. MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9 Bank of America, FSB, Master Servicer ------------------------------------------------------------ Class Information Current Payment Information - ---------------------------------------------------------------------------------------------------------------------------------- Beginning Pass Thru Principal Interest Total Principal Interest Type Class Code Name Cert. Bal. Rate Dist. Amt. Dist. Amt. Dist. Losses Shortfalls - ---------------------------------------------------------------------------------------------------------------------------------- Senior A1 20,000,000.00 7.000000% 348,153.51 116,666.67 464,820.18 0.00 0.00 A2 50,000,000.00 7.000000% 811,284.75 291,666.67 1,102,951.41 0.00 0.00 A3 129,861,000.00 7.000000% 2,064,893.28 757,522.50 2,822,415.78 0.00 0.00 A4 23,528,000.00 7.000000% 116,666.67 137,246.67 253,913.33 0.00 0.00 A5 39,333,000.00 7.000000% 0.00 229,442.50 229,442.50 0.00 0.00 A6 20,000,000.00 7.000000% 0.00 0.00 0.00 0.00 0.00 A7 14,647,000.00 7.000000% 0.00 85,440.83 85,440.83 0.00 0.00 A8 40,000,000.00 7.000000% 0.00 233,333.33 233,333.33 0.00 0.00 A9 39,000,000.00 7.000000% 0.00 227,500.00 227,500.00 0.00 0.00 A10 1,000,000.00 7.000000% 0.00 5,833.33 5,833.33 0.00 0.00 APO 4,948,738.40 0.000000% 5,359.07 0.00 5,359.07 0.00 0.00 Residual AR 100.00 7.000000% 100.00 0.58 100.58 0.00 0.00 - ---------------------------------------------------------------------------------------------------------------------------------- Subordinate B1 10,609,000.00 7.000000% 8,359.66 61,885.83 70,245.49 0.00 0.00 B2 3,003,000.00 7.000000% 2,366.30 17,517.50 19,883.80 0.00 0.00 B3 1,602,000.00 7.000000% 1,262.34 9,345.00 10,607.34 0.00 0.00 B4 1,202,000.00 7.000000% 947.15 7,011.67 7,958.82 0.00 0.00 B5 801,000.00 7.000000% 631.17 4,672.50 5,303.67 0.00 0.00 B6 801,392.09 7.000000% 631.48 4,674.79 5,306.27 0.00 0.00 - ---------------------------------------------------------------------------------------------------------------------------------- - ---------------------------------------------------------------------------------------------------------------------------------- Totals - - 400,336,230.49 - 3,360,655.37 2,189,760.37 5,550,415.74 - - - ---------------------------------------------------------------------------------------------------------------------------------- Class Information - -------------------------------------------------------------------------------- Ending Cert. Unpaid Type Class Code Name Notional Bal. Interest - -------------------------------------------------------------------------------- Senior A1 19,651,846.49 0.00 A2 49,188,715.25 0.00 A3 127,796,106.72 0.00 A4 23,411,333.33 0.00 A5 39,333,000.00 0.00 A6 20,116,666.67 0.00 A7 14,647,000.00 0.00 A8 40,000,000.00 0.00 A9 39,000,000.00 0.00 A10 1,000,000.00 0.00 APO 4,943,379.33 0.00 Residual AR 0.00 0.00 - -------------------------------------------------------------------------------- Subordinate B1 10,600,640.34 0.00 B2 3,000,633.70 0.00 B3 1,600,737.66 0.00 B4 1,201,052.85 0.00 B5 800,368.83 0.00 B6 800,760.61 0.00 - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- Totals - - 397,092,241.79 - - -------------------------------------------------------------------------------- Payment Date: 09/25/99 ------------------------------------------------------------ BANK OF AMERICA MORTGAGE SECURITIES, INC. MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9 Bank of America, FSB, Master Servicer ------------------------------------------------------------ Class Information Current Payment Information Factors per $1,000 - ------------------------------------------------------------------------------------------------------------------------ Beginning Pass Thru CUSIP Principal Interest Ending Cert./ Type Class Code Name Cert. Bal.(Face) Rate Numbers Dist. Dist. Notional Bal. - ------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------ Senior A1 20,000,000.00 7.000000% 060506HP0 17.407676 5.833333 982.592324 A2 50,000,000.00 7.000000% 060506HQ8 16.225695 5.833333 983.774305 A3 129,861,000.00 7.000000% 060506HR6 15.900796 5.833333 984.099204 A4 23,528,000.00 7.000000% 060506HS4 4.958631 5.833333 995.041369 A5 39,333,000.00 7.000000% 060506HT2 0.000000 5.833333 1,000.000000 A6 20,000,000.00 7.000000% 060506HU9 0.000000 0.000000 1,005.833333 A7 14,647,000.00 7.000000% 060506HV7 0.000000 5.833333 1,000.000000 A8 40,000,000.00 7.000000% 060506HW5 0.000000 5.833333 1,000.000000 A9 39,000,000.00 7.000000% 060506HX3 0.000000 5.833333 1,000.000000 A10 1,000,000.00 7.000000% 060506HY1 0.000000 5.833333 1,000.000000 APO 4,948,738.40 0.000000% 060506HZ8 1.082917 0.000000 998.917083 Residual AR 100.00 7.000000% 060506JA1 1,000.000000 5.833333 0.000000 - ------------------------------------------------------------------------------------------------------------------------ Subordinate B1 10,609,000.00 7.000000% 060506JB9 0.787978 5.833333 999.212022 B2 3,003,000.00 7.000000% 060506JC7 0.787978 5.833333 999.212022 B3 1,602,000.00 7.000000% 060506JR4 0.787978 5.833333 999.212022 B4 1,202,000.00 7.000000% 060506JD5 0.787978 5.833333 999.212022 B5 801,000.00 7.000000% 060506JE3 0.787978 5.833333 999.212022 B6 801,392.09 7.000000% 060506JF0 0.787978 5.833333 999.212022 - ------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------ Totals - - 400,336,230.49 - - - - - - ------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------ BANK OF AMERICA MORTGAGE SECURITIES, INC. MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9 Bank of America, FSB, Master Servicer ------------------------------------------------------------ - -------------------------------------------------------------------------------- COLLATERAL INFORMATION - -------------------------------------------------------------------------------- Total ----- Aggregated stated principal balance 397,092,241.74 397,092,241.74 Aggregated loan count 1143 1143 Aggregated average loan rate 7.269498% 7.27 Aggregated prepayment amount 2,928,267.54 2,928,267.54 - -------------------------------------------------------------------------------- FEES AND ADVANCES - -------------------------------------------------------------------------------- Total ----- Monthly master servicing fees 100,951.64 100,951.64 Monthly sub servicer fees 0.00 0.00 Monthly trustee fees 1,334.45 1,334.45 Aggregate advances N/A N/A Advances this periods 0.00 0.00 - -------------------------------------------------------------------------------- LOSSES & INSURANCE COVERAGES - -------------------------------------------------------------------------------- Total ----- Net realized losses (this period) 0.00 0.00 Cumulative losses (from Cut-Off) 0.00 0.00 Coverage Amounts Total - ---------------- ----- Bankruptcy 0.00 0.00 Fraud 8,006,724.61 8,006,724.61 Special Hazard 0.00 0.00 Aggregate Certificate Information ----------------------------------------------------------------------------- Class Aggregate Aggregate Aggregate Type Percentage Prepay Pct. End Cert. Bal. ----------------------------------------------------------------------------- Senior 95.502572% 100.000000% 382,317,838.40 ----------------------------------------------------------------------------- Junior 4.497428% 0.000000% 18,004,193.99 ----------------------------------------------------------------------------- - -------------------------------------------------------------------------------- DELINQUENCY INFORMATION - -------------------------------------------------------------------------------- Period Loan Count Ending Stated Balance - ------ ---------- --------------------- 30 to 59 days 0 0.00 60 to 89 days 0 0.00 90 or more 0 0.00 Foreclosure 0 0.00 Totals: 0 0.00 - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- REO INFORMATION - -------------------------------------------------------------------------------- REO Date Loan Number Ending Stated Balance Book Value -------- ----------- --------------------- ---------- N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A N/A # 0 N/A Totals: 0 N/A Current Total Outstanding Balance: 0.00 Current Total Outstanding Number of Loans: 0 - -------------------------------------------------------------------------------- OTHER INFORMATION - -------------------------------------------------------------------------------- Amount/Withdrawal Total/Ending Bal. ----------------- ----------------- Available remittance amount 5,550,415.74 5,550,415.74 Principal remittance amount 3,360,655.37 3,360,655.37 Interest remittance amount 2,189,760.37 2,189,760.37