8-K 1 arc01bc1.txt AUGUST 8K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 27, 2001 AMORTIZING RESIDENTIAL COLLATERAL TRUST Mortgage Pass-Through Certificates, Series 2001-BC1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-35026-09 Pooling and Servicing Agreement) (Commission (State or other File Number) 52-2289289 jurisdiction 52-2289288 of Incorporation) 52-2267490 IRS EIN c/o Wells Fargo Bank Minnesota, N.A. 11000 Broken Land Parkway Columbia, MD 21044 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 Former name or former address, if changed since last report) ITEM 5. Other Events On August 27, 2001 a distribution was made to holders of AMORTIZING RESIDENTIAL COLLATERAL TRUST, Mortgage Pass-Through Certificates, Series 2001-BC1 Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2001-BC1 Trust, relating to the August 27, 2001 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. AMORTIZING RESIDENTIAL COLLATERAL TRUST Mortgage Pass-Through Certificates, Series 2001-BC1 Trust By: Wells Fargo Bank Minnesota, N.A. as Trustee By: /s/ Beth Belfield, Officer By: Beth Belfield, Officer Date: 8/29/01 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2001-BC1 Trust, relating to the August 27, 2001 distribution. EX-99.1

Amortizing Residential Collateral Mortgage Trust Mortgage Pass-Through Certificates Record Date: 67/3031/01 Distribution Date: 78/2527/01 ARC Series: 2001-BC1 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution A1 8635725N9 SEN 4.~~05500~~04250% ~~190~~186,~~642~~580,~~430~~217.8959 ~~644~~691,~~212~~396.5532 46,~~062~~493,~~213~~617.3029 AX 8635725P4 SEN_IO 6.00000% 0.00 26,923.99 0.00 M1 8635725Q2 SUB 4.~~35500~~34250% 6,536,000.00 2326,~~720~~017.2337 0.00 M2 8635725R0 SUB 4.~~80500~~79250% 4,357,000.00 1719,~~446~~140.1585 0.00 B 8635725S8 SUB 5.~~75500~~74250% 1,089,000.00 5,~~222~~732.6645 0.00 X ARC01001X RES 0.00000% 0.00 ~~866~~781,~~999~~813.4600 0.00 R1 ARC0101R1 RES 0.00000% 0.00 0.00 0.00 R2 ARC0101R2 RES 0.00000% 0.00 0.00 0.00 R3 ARC0101R3 RES 0.00000% 0.00 0.00 0.00 Totals ~~202~~198,~~624~~562,~~430~~217.8959 1,~~584~~551,~~525~~023.0498 46,~~062~~493,~~213~~617.3029

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A1 0.00 ~~186~~180,~~580~~086,~~217~~600.5930 47,~~706~~185,~~425~~013.8561 0.00 AX 0.00 0.00 26,923.99 0.00 M1 0.00 6,536,000.00 2326,~~720~~017.2337 0.00 M2 0.00 4,357,000.00 1719,~~446~~140.1585 0.00 B 0.00 1,089,000.00 5,~~222~~732.6645 0.00 X 0.00 0.00 ~~866~~781,~~999~~813.4600 0.00 R1 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 Totals 0.00 ~~198~~192,~~562~~068,~~217~~600.5930 58,~~646~~044,~~738~~641.3427 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A1 205,868,000.00 ~~190~~186,~~642~~580,~~430~~217.8959 0.00 46,~~062~~493,~~213~~617.3029 0.00 0.00 AX 0.00 0.00 0.00 0.00 0.00 0.00 M1 6,536,000.00 6,536,000.00 0.00 0.00 0.00 0.00 M2 4,357,000.00 4,357,000.00 0.00 0.00 0.00 0.00 B 1,089,000.00 1,089,000.00 0.00 0.00 0.00 0.00 X 332.99 0.00 0.00 0.00 0.00 0.00 R1 0.00 0.00 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 0.00 0.00 Totals 217,850,332.99 ~~202~~198,~~624~~562,~~430~~217.8959 0.00 46,~~062~~493,~~213~~617.3029 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution A1 46,~~062~~493,~~213~~617.3029 ~~186~~180,~~580~~086,~~217~~600.5930 0.~~90630995~~87476733 46,~~062~~493,~~213~~617.3029 AX 0.00 0.00 0.00000000 0.00 M1 0.00 6,536,000.00 1.00000000 0.00 M2 0.00 4,357,000.00 1.00000000 0.00 B 0.00 1,089,000.00 1.00000000 0.00 X 0.00 0.00 0.00000000 0.00 R1 0.00 0.00 0.00000000 0.00 R2 0.00 0.00 0.00000000 0.00 R3 0.00 0.00 0.00000000 0.00 Totals 46,~~062~~493,~~213~~617.3029 ~~198~~192,~~562~~068,~~217~~600.5930 0.~~91146162~~88165392 46,~~062~~493,~~213~~617.3029

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A1 205,868,000.00 ~~926~~906.~~04207983~~30995390 0.00000000 1931.~~73212593~~54262581 0.00000000 AX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 M1 6,536,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M2 4,357,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B 1,089,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 332.99 0.00000000 0.00000000 0.00000000 0.00000000 R1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00 0.00000000 0.00000000 0.00000000 0.00000000

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution A1 0.00000000 1931.~~73212593~~54262581 ~~906~~874.~~30995390~~76732809 0.~~90630995~~87476733 1931.~~73212593~~54262581 AX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 M1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 X 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (3) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall A1 205,868,000.00 4.~~05500~~04250% ~~190~~186,~~642~~580,~~430~~217.8959 ~~644~~691,~~212~~396.5532 0.00 0.00 AX 0.00 6.00000% 5,384,798.00 26,923.99 0.00 0.00 M1 6,536,000.00 4.~~35500~~34250% 6,536,000.00 2326,~~720~~017.2337 0.00 0.00 M2 4,357,000.00 4.~~80500~~79250% 4,357,000.00 1719,~~446~~140.1585 0.00 0.00 B 1,089,000.00 5.~~75500~~74250% 1,089,000.00 5,~~222~~732.6645 0.00 0.00 X 332.99 0.00000% 0.00 0.00 0.00 0.00 R1 0.00 0.00000% 0.00 0.00 0.00 0.00 R2 0.00 0.00000% 0.00 0.00 0.00 0.00 R3 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 217,850,332.99 ~~717~~769,~~525~~210.5898 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance A1 0.00 0.00 ~~644~~691,~~212~~396.5532 0.00 ~~186~~180,~~580~~086,~~217~~600.5930 AX 0.00 0.00 26,923.99 0.00 5,384,798.00 M1 0.00 0.00 2326,~~720~~017.2337 0.00 6,536,000.00 M2 0.00 0.00 1719,~~446~~140.1585 0.00 4,357,000.00 B 0.00 0.00 5,~~222~~732.6645 0.00 1,089,000.00 X 0.00 0.00 ~~866~~781,~~999~~813.4600 0.00 0.00 R1 0.00 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 0.00 Totals 0.00 0.00 1,~~584~~551,~~525~~023.0498 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A1 205,868,000.00 4.~~05500~~04250% ~~926~~906.~~04207983~~30995390 3.~~12925054~~35844483 0.00000000 0.00000000 AX 0.00 6.00000% 1251.23106237 6.25615531 0.00000000 0.00000000 M1 6,536,000.00 4.~~35500~~34250% 1000.00000000 3.~~62916616~~98062576 0.00000000 0.00000000 M2 4,357,000.00 4.~~80500~~79250% 1000.00000000 4.~~00416571~~39312600 0.00000000 0.00000000 B 1,089,000.00 5.~~75500~~74250% 1000.00000000 45.~~79583104~~26395776 0.00000000 0.00000000 X 332.99 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R1 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) Per $1 denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A1 0.00000000 0.00000000 3.~~12925054~~35844483 0.00000000 ~~906~~874.~~30995390~~76732809 AX 0.00000000 0.00000000 6.25615531 0.00000000 1251.23106237 M1 0.00000000 0.00000000 3.~~62916616~~98062576 0.00000000 1000.00000000 M2 0.00000000 0.00000000 4.~~00416571~~39312600 0.00000000 1000.00000000 B 0.00000000 0.00000000 45.~~79583104~~26395776 0.00000000 1000.00000000 X 0.00000000 0.00000000 ~~2603680~~2347857.~~17057569~~29301180 0.00000000 0.00000000 R1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (6) Amount Does Not Include Excess Special Hazard, Bankrupcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 58,~~737~~134,~~482~~975.4942 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~108~~105,~~689~~280.1707 Realized Losses 0.00 Total Deposits 58,~~846~~240,~~171~~255.6649 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~199~~195,~~433~~614.3222 Payment of Interest and Principal 58,~~646~~044,~~738~~641.3427 Total Withdrawals (Pool Distribution Amount) 58,~~846~~240,~~171~~255.6649 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 8482,~~426~~734.8225 Trustee Fee - Wells Fargo Bank, N.A. 1,~~688~~654.5368 Mitigation Advisors Fee 2,~~532~~482.8103 MGIC Insurance Premiums ~~110~~108,~~785~~743.1626 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~199~~195,~~433~~614.3222

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 4525 0 0 0 4525 62,~~035~~807,~~178~~379.9042 0.00 0.00 0.00 62,~~035~~807,~~178~~379.9042 60 Days 1825 0 0 0 1825 23,~~227~~598,~~214~~209.3603 0.00 0.00 0.00 23,~~227~~598,~~214~~209.3603 90 Days 2716 0 0 0 2716 31,~~297~~887,~~535~~633.7734 0.00 0.00 0.00 31,~~297~~887,~~535~~633.7734 120 Days 123 0 0 0 123 442,~~978~~973,006.1364 0.00 0.00 0.00 442,~~978~~973,006.1364 150 Days 01 0 0 0 01 044,978.0013 0.00 0.00 0.00 044,978.0013 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 9190 0 0 0 9190 11,~~604~~311,~~907~~206.1656 0.00 0.00 0.00 11,~~604~~311,~~907~~206.1656 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 21.~~868069~~645820% 0.000000% 0.000000% 0.000000% 21.~~868069~~645820% 31.~~038028~~460931% 0.000000% 0.000000% 0.000000% 31.~~038028~~460931% 60 Days 1.~~147228~~645820% 0.000000% 0.000000% 0.000000% 1.~~147228~~645820% 1.~~121150~~872471% 0.000000% 0.000000% 0.000000% 1.~~121150~~872471% 90 Days 1.~~720841~~053325% 0.000000% 0.000000% 0.000000% 1.~~720841~~053325% 10.~~659935~~982305% 0.000000% 0.000000% 0.000000% 10.~~659935~~982305% 120 Days 01.~~063735~~514154% 0.000000% 0.000000% 0.000000% 01.~~063735~~514154% 01.~~022641~~547122% 0.000000% 0.000000% 0.000000% 01.~~022641~~547122% 150 Days 0.~~000000~~065833% 0.000000% 0.000000% 0.000000% 0.~~000000~~065833% 0.~~000000~~023406% 0.000000% 0.000000% 0.000000% 0.~~000000~~023406% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 5.~~799873~~924951% 0.000000% 0.000000% 0.000000% 5.~~799873~~924951% 5.~~841754~~886235% 0.000000% 0.000000% 0.000000% 5.~~841754~~886235%

Delinquency Status By Groups

DELINQUENT BANKRUPTCY FORECLOSURE REO Total 1 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 32 0 0 0 32 ~~208~~125,~~215~~600.0665 0.00 0.00 0.00 ~~208~~125,~~215~~600.0665 60 Days 1 0 0 0 1 6543,~~234~~781.0873 0.00 0.00 0.00 6543,~~234~~781.0873 90 Days 1 0 0 0 1 ~~123~~65,~~009~~234.5008 0.00 0.00 0.00 ~~123~~65,~~009~~234.5008 120 Days 01 0 0 0 01 0123,009.0050 0.00 0.00 0.00 0123,009.0050 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 5 0 0 0 5 ~~396~~357,~~458~~625.6496 0.00 0.00 0.00 ~~396~~357,~~458~~625.6496 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.~~973684~~333333% 0.000000% 0.000000% 0.000000% 1.~~973684~~333333% 10.~~409062~~857620% 0.000000% 0.000000% 0.000000% 10.~~409062~~857620% 60 Days 0.~~657895~~666667% 0.000000% 0.000000% 0.000000% 0.~~657895~~666667% 0.~~441461~~298948% 0.000000% 0.000000% 0.000000% 0.~~441461~~298948% 90 Days 0.~~657895~~666667% 0.000000% 0.000000% 0.000000% 0.~~657895~~666667% 0.~~832447~~445428% 0.000000% 0.000000% 0.000000% 0.~~832447~~445428% 120 Days 0.~~000000~~666667% 0.000000% 0.000000% 0.000000% 0.~~000000~~666667% 0.~~000000~~839928% 0.000000% 0.000000% 0.000000% 0.~~000000~~839928% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 3.~~289474~~333333% 0.000000% 0.000000% 0.000000% 3.~~289474~~333333% 2.~~682970~~441925% 0.000000% 0.000000% 0.000000% 2.~~682970~~441925% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 4223 0 0 0 4223 52,~~826~~681,~~963~~778.8477 0.00 0.00 0.00 52,~~826~~681,~~963~~778.8477 60 Days 1724 0 0 0 1724 23,~~161~~554,~~980~~427.2830 0.00 0.00 0.00 23,~~161~~554,~~980~~427.2830 90 Days 2615 0 0 0 2615 31,~~174~~822,~~526~~399.2726 0.00 0.00 0.00 31,~~174~~822,~~526~~399.2726 120 Days 122 0 0 0 122 442,~~978~~849,997.1314 0.00 0.00 0.00 442,~~978~~849,997.1314 150 Days 01 0 0 0 01 044,978.0013 0.00 0.00 0.00 044,978.0013 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 8685 0 0 0 8685 1110,~~208~~953,~~448~~580.5260 0.00 0.00 0.00 1110,~~208~~953,~~448~~580.5260 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 21.~~964008~~680058% 0.000000% 0.000000% 0.000000% 21.~~964008~~680058% 31.~~168936~~510704% 0.000000% 0.000000% 0.000000% 31.~~168936~~510704% 60 Days 1.~~199718~~753104% 0.000000% 0.000000% 0.000000% 1.~~199718~~753104% 12.~~175771~~002286% 0.000000% 0.000000% 0.000000% 12.~~175771~~002286% 90 Days 1.~~834862~~095690% 0.000000% 0.000000% 0.000000% 1.~~834862~~095690% 1.~~726434~~026597% 0.000000% 0.000000% 0.000000% 1.~~726434~~026597% 120 Days 01.~~070572~~607012% 0.000000% 0.000000% 0.000000% 01.~~070572~~607012% 01.~~024461~~605465% 0.000000% 0.000000% 0.000000% 01.~~024461~~605465% 150 Days 0.~~000000~~073046% 0.000000% 0.000000% 0.000000% 0.~~000000~~073046% 0.~~000000~~025337% 0.000000% 0.000000% 0.000000% 0.~~000000~~025337% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 6.~~069160~~208912% 0.000000% 0.000000% 0.000000% 6.~~069160~~208912% 6.~~095602~~170390% 0.000000% 0.000000% 0.000000% 6.~~095602~~170390%

OTHER INFORMATION Current Period Realized Loss - Includes Interest Shortfall 0.00 Cumulative Realized Losses - Includes Interest Shortfall 0.00 Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~108~~105,~~689~~280.1707

COLLATERAL STATEMENT Collateral Description Fixed & Mixed ARM Weighted Average Gross Coupon 10.~~563876~~555714% Weighted Average Net Coupon 10.~~063876~~055713% Weighted Average Pass-Through Rate 9.~~397774~~388529% Weighted Average Maturity(Stepdown Calculation ) ~~347~~346 Beginning Scheduled Collateral Loan Count 1,~~602~~569 Number Of Loans Paid In Full 3350 Ending Scheduled Collateral Loan Count 1,~~569~~519 Beginning Scheduled Collateral Balance ~~202~~198,~~624~~562,~~430~~217.9060 Ending Scheduled Collateral Balance ~~198~~192,~~562~~068,~~217~~600.6031 Ending Actual Collateral Balance at 3031-~~Jun~~Jul-2001 ~~198~~192,~~654~~163,~~486~~701.7801 Monthly P &I Constant 1,~~877~~838,~~991~~550.7345 Ending Scheduled Balance for Premium Loans ~~198~~192,~~562~~068,~~217~~600.6031 Required Overcollateralization Amount 0.00 Overcollateralized Increase Amount 0.00 Overcollateralized reduction Amount 0.00 Specified O/C Amount 0.01 Overcollateralized Amount 0.01 Overcollateralized Deficiency Amount 0.00 Base Overcollateralized Amount 0.00 Extra principal distribution Amount 0.00 Excess Cash Amount ~~866~~781,~~999~~813.4600

Prepayment Penalty Premiums $~~113~~184,~~248~~166.3381

Group Level Collateral Statement Group 1 2 Total Collateral Description Fixed 15 & 30 Year Mixed ARM Fixed & Mixed ARM Weighted Average Coupon Rate 10.~~854202~~825243 10.~~541902~~534056 10.~~563876~~555714 Weighted Average Net Rate 9.~~694058~~666201 9.~~375323~~366217 10.~~063876~~055713 Weighted Average Maturity ~~354~~ 353 ~~347~~352 346 Beginning Loan Count ~~155~~152 1,~~447~~417 1,~~602~~569 Loans Paid In Full 32 3048 3350 Ending Loan Count ~~152~~150 1,~~417~~369 1,~~569~~519 Beginning Scheduled Balance 1514,~~059~~768,~~323~~816.4938 ~~187~~183,~~565~~793,~~107~~401.4122 ~~202~~198,~~624~~562,~~430~~217.9060 Ending scheduled Balance 14,~~768~~636,~~816~~759.3856 ~~183~~177,~~793~~431,~~401~~840.2275 ~~198~~192,~~562~~068,~~217~~600.6031 Record Date 0607/3031/2001 0607/3031/2001 0607/3031/2001 Principal And Interest Constant ~~144~~141,~~992~~962.2407 1,~~732~~696,~~999~~588.4938 1,~~877~~838,~~991~~550.7345 Scheduled Principal 8,~~778~~732.1205 8583,~~255~~180.3012 9491,~~033~~912.4217 Unscheduled Principal ~~281~~123,~~728~~324.9977 36,~~686~~278,~~450~~380.8935 36,~~968~~401,~~179~~705.8812 Scheduled Interest ~~136~~133,~~214~~230.1202 1,~~647~~613,~~744~~408.1926 1,~~783~~746,~~958~~638.3128 Servicing Fees 6,~~274~~153.7267 7876,~~152~~580.1058 8482,~~426~~734.8225 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee ~~125~~123.4905 1,~~563~~531.0463 1,~~688~~654.5368 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 87,~~158~~987.9599 ~~102~~100,~~626~~755.1437 ~~110~~108,~~785~~743.0936 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest ~~121~~118,~~654~~965.9631 1,~~465~~434,~~402~~540.9168 1,~~587~~553,~~057~~505.8799 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00

Filing Compare · AMORTIZING RESI COLLATERAL TR MORT PAS THRU CER SER 2001-BC1