AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

Note: Option positions (PUT/CALL) are excluded.

Q1 2017

Shares 1,300 Value ($000) $25 Avg Close $21.04 Range $17.39 - $23.55

Q4 2016

Shares 3,400 Value ($000) $77 Avg Close $21.85 Range $17.75 - $27.25

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	1,300	$25	$21.04	$17.39 - $23.55
Q4 2016	3,400	$77	$21.85	$17.75 - $27.25