Waterfall Forensics.

Prime jumbo RMBS

Sequoia Mortgage Trust 2011-1

424B5 filed 2011-02-28, acc 0001144204-11-011311

machine-encoded from the prospectus by the extraction pipeline and tied out over 20 periods (2014-04-25 to 2015-11-25); not yet expert-verified

Backtested periods

20

2014-04-25 to 2015-11-25

Comparison points within $1

99.7%

342 points

Max principal delta

$0.02

interest $527.95 · balance $0.02

What the encoder found in the filings

  • class names aligned across report formats: A1->A-1, B1->B-1, B2->B-2, B3->B-3, B4->B-4, B5->B-5
  • 8 restatement(s) across 2 date(s): 2013-03-25..2014-04-25; largest A-1 opens -3,409,605.53 off its previous close
  • longest run (24 periods from 2011-03-25) misses by $1,136,191.70 on principal; using the 20-period run from 2014-04-25, which ties
  • window starts at deal month 38 (2014-04-25); earlier reports are not in the machine-readable run

Capital structure · original faces

A-1
$273,280,000.00
B-1
$7,385,000.00
B-2
$5,171,000.00
B-3
$3,693,000.00
B-4
$2,215,000.00
B-5
$3,693,297.00

viridian = senior (per-pool) · burgundy = cross-collateralized subordinates · IO classes (A-IO) accrue on senior notionals

Worst remaining deltas · computed vs reported

interest

2015-11-25B-5-527.95
2015-02-25B-5+0.04
2015-01-26B-5+0.03
2014-09-25B-5-0.02
2014-12-26B-5+0.02

principal

2015-11-25A-1+0.02
2015-11-25B-2+0.01
2015-11-25B-4-0.01
2015-11-25B-1-0.01
2014-11-25B-3+0.00

ending balance

2015-09-25A-1+0.02
2015-06-25A-1+0.02
2015-10-26A-1+0.02
2015-07-27A-1+0.01
2015-08-25A-1+0.01