AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

Mechanics Bank Trust Department's Holding History (CIK: 0001439743)

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

Q4 2016
Shares 12,000 Value ($000) $270 Avg Close $21.85 Range $17.75 - $27.25
Q3 2016
Shares 35,282 Value ($000) $649 Avg Close $17.94 Range $15.42 - $19.35
Q2 2016
Shares 35,282 Value ($000) $581 Avg Close $16.04 Range $14.42 - $17.77
Q1 2016
Shares 35,282 Value ($000) $557 Avg Close $14.47 Range $11.92 - $17.32
Q4 2015
Shares 35,282 Value ($000) $497 Avg Close $15.37 Range $12.72 - $17.39
Q3 2015
Shares 35,282 Value ($000) $511 Avg Close $16.22 Range $14.22 - $19.17
Q2 2015
Shares 34,282 Value ($000) $570 Avg Close $23.61 Range $16.44 - $25.91
Q1 2015
Shares 22,282 Value ($000) $539 Avg Close $25.43 Range $23.99 - $27.53
Q4 2014
Shares 22,282 Value ($000) $546 Avg Close $23.29 Range $18.60 - $26.74
Q3 2014
Shares 22,282 Value ($000) $492 Avg Close $23.53 Range $21.86 - $27.54
Q2 2014
Shares 22,282 Value ($000) $609 Avg Close $29.00 Range $26.37 - $32.20
Q1 2014
Shares 22,282 Value ($000) $691 Avg Close $27.62 Range $22.00 - $35.61
Q4 2013
Shares 22,282 Value ($000) $547 Avg Close $20.94 Range $15.03 - $25.16
Q3 2013
Shares 22,282 Value ($000) $404 Avg Close $22.78 Range $17.64 - $25.70
Q2 2013
Shares 26,282 Value ($000) $626 Avg Close $24.24 Range $18.00 - $27.25