Waterfall Forensics.

Prime jumbo RMBS

Sequoia Mortgage Trust 2012-4

424B5 filed 2012-09-24, acc 0001144204-12-052666

machine-encoded from the prospectus by the extraction pipeline and tied out over 89 periods (2013-12-26 to 2021-04-26); not yet expert-verified

Backtested periods

89

2013-12-26 to 2021-04-26

Comparison points within $1

100.0%

2,376 points

Max principal delta

$0.35

interest $108.05 · balance $0.34

What the encoder found in the filings

  • window starts at deal month 15 (2013-12-26); earlier reports are not in the machine-readable run

Capital structure · original faces

A-1
$100,000,000.00
A-2
$100,000,000.00
A-3
$90,357,000.00
B-1
$9,709,000.00
B-2
$5,482,000.00
B-3
$2,819,000.00
B-4
$1,566,000.00
B-5
$3,292,625.00

viridian = senior (per-pool) · burgundy = cross-collateralized subordinates · IO classes (A-IO1, A-IO2, A-IO3) accrue on senior notionals

Worst remaining deltas · computed vs reported

interest

2021-04-26B-5-108.05
2015-06-25B-5+0.23
2015-06-25A-IO1-0.22
2016-05-25A-IO1-0.19
2014-06-25A-IO1-0.17

principal

2014-06-25A-1+0.35
2014-06-25A-2+0.35
2014-06-25A-3+0.31
2021-04-26B-1-0.24
2021-04-26A-1-0.14

ending balance

2014-06-25A-1-0.34
2014-06-25A-2-0.34
2014-08-25A-1-0.34
2014-08-25A-2-0.34
2014-07-25A-1-0.34