Payment Date: 05/25/00
------------------------------------------------------------
BANK OF AMERICA MORTGAGE SECURITIES, INC.
MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
Bank of America, FSB, Master Servicer
------------------------------------------------------------
<TABLE>
<CAPTION>
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
----------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Senior A1 18,809,995.39 7.000000% 43,961.36 109,724.97 153,686.33 0.00 0.00
A2 47,226,991.66 7.000000% 102,440.96 275,490.78 377,931.75 0.00 0.00
A3 122,803,100.41 7.000000% 260,734.17 716,351.42 977,085.59 0.00 0.00
A4 22,575,387.17 7.000000% 122,223.57 131,689.76 253,913.33 0.00 0.00
A5 39,333,000.00 7.000000% 0.00 229,442.50 229,442.50 0.00 0.00
A6 20,952,612.83 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 4,859,453.42 0.000000% 4,946.03 0.00 4,946.03 0.00 0.00
Residual AR 0.00 7.000000% 0.00 0.00 0.00 0.00 0.00
----------------------------------------------------------------------------------------------------------------------------------
Subordinate B1 10,540,075.10 7.000000% 8,998.63 61,483.77 70,482.40 0.00 0.00
B2 2,983,490.01 7.000000% 2,547.17 17,403.69 19,950.86 0.00 0.00
B3 1,591,592.07 7.000000% 1,358.83 9,284.29 10,643.12 0.00 0.00
B4 1,194,190.81 7.000000% 1,019.55 6,966.11 7,985.66 0.00 0.00
B5 795,796.04 7.000000% 679.41 4,642.14 5,321.56 0.00 0.00
B6 796,185.58 7.000000% 679.75 4,644.42 5,324.16 0.00 0.00
----------------------------------------------------------------------------------------------------------------------------------
----------------------------------------------------------------------------------------------------------------------------------
Totals - - 389,108,870.48 - 549,589.43 2,119,231.36 2,668,820.79 - -
----------------------------------------------------------------------------------------------------------------------------------
Class Information
--------------------------------------------------------------------------------
Ending Cert. Unpaid
Type Class Code Name Notional Bal. Interest
--------------------------------------------------------------------------------
Senior A1 18,766,034.03 0.00
A2 47,124,550.69 0.00
A3 122,542,366.24 0.00
A4 22,453,163.59 0.00
A5 39,333,000.00 0.00
A6 21,074,836.41 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 4,854,507.38 0.00
Residual AR 0.00 0.00
--------------------------------------------------------------------------------
Subordinate B1 10,531,076.47 0.00
B2 2,980,942.84 0.00
B3 1,590,233.25 0.00
B4 1,193,171.26 0.00
B5 795,116.62 0.00
B6 795,505.83 0.00
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
Totals - - 388,681,504.62 -
--------------------------------------------------------------------------------
</TABLE>
<PAGE>
Payment Date: 05/25/00
------------------------------------------------------------
BANK OF AMERICA MORTGAGE SECURITIES, INC.
MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
Bank of America, FSB, Master Servicer
------------------------------------------------------------
<TABLE>
<CAPTION>
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.
------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C> <C>
------------------------------------------------------------------------------------------------------------------------
Senior A1 18,809,995.39 7.000000% 060506HP0 2.198068 5.486249 938.301701
A2 47,226,991.66 7.000000% 060506HQ8 2.048819 5.509816 942.491014
A3 122,803,100.41 7.000000% 060506HR6 2.007794 5.516294 943.642558
A4 22,575,387.17 7.000000% 060506HS4 5.194814 5.597151 954.316712
A5 39,333,000.00 7.000000% 060506HT2 0.000000 5.833333 1,000.000000
A6 20,952,612.83 7.000000% 060506HU9 0.000000 0.000000 1,053.741820
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 4,859,453.42 0.000000% 060506HZ8 0.999454 0.000000 980.958578
Residual AR 0.00 7.000000% 060506JA1 0.000000 0.000000 0.000000
------------------------------------------------------------------------------------------------------------------------
Subordinate B1 10,540,075.10 7.000000% 060506JB9 0.848207 5.795435 992.654960
B2 2,983,490.01 7.000000% 060506JC7 0.848207 5.795435 992.654960
B3 1,591,592.07 7.000000% 060506JR4 0.848207 5.795435 992.654960
B4 1,194,190.81 7.000000% 060506JD5 0.848207 5.795435 992.654960
B5 795,796.04 7.000000% 060506JE3 0.848207 5.795435 992.654960
B6 796,185.58 7.000000% 060506JF0 0.848207 5.795435 992.654960
------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------
Totals - - 389,108,870.48 - - - - -
------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------
</TABLE>
<PAGE>
------------------------------------------------------------
BANK OF AMERICA MORTGAGE SECURITIES, INC.
MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
Bank of America, FSB, Master Servicer
------------------------------------------------------------
--------------------------------------------------------------------------------
COLLATERAL INFORMATION
--------------------------------------------------------------------------------
Total
-----
Prin balance 388,681,495.69 388,681,495.69
Loan count 1123 1123
Avg loan rate 7.266660% 7.27
Prepay amount 94,967.52 94,967.52
--------------------------------------------------------------------------------
FEES AND ADVANCES
--------------------------------------------------------------------------------
Total
-----
Master serv fees 113,516.22 113,516.22
Sub servicer fees 0.00 0.00
Trustee fees 1,297.03 1,297.03
Agg advances N/A N/A
Adv this period 0.00 0.00
--------------------------------------------------------------------------------
LOSSES & INSURANCE COVERAGES
--------------------------------------------------------------------------------
Total
-----
Realized losses 0.00 0.00
Cumulative losses 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 95.403151% 100.000000% 371,207,540.87
-----------------------------------------------------------------------------
Junior 4.596849% 0.000000% 17,886,046.28
-----------------------------------------------------------------------------
--------------------------------------------------------------------------------
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
--------------------------------------------------------------------------------
<PAGE>
--------------------------------------------------------------------------------
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
<PAGE>
--------------------------------------------------------------------------------
OTHER INFORMATION
--------------------------------------------------------------------------------
Amount/Withdrawal Total/Ending Bal.
----------------- -----------------
Available remittance amount 2,668,820.79 2,668,820.79
Principal remittance amount 549,589.43 549,589.43
Interest remittance amount 2,119,231.36 2,119,231.36
