WORLD FUEL SVCS CORP

Ticker: WKC CUSIP: 981475106 Class: Common Stock

Itau Unibanco Holding S.A.'s Holding History (CIK: 0001132597)

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

Q1 2018

Shares 4,414 Value ($000) $108 Avg Close $25.71 Range $20.64 - $29.43

Q4 2017

Shares 6,091 Value ($000) $171 Avg Close $30.16 Range $25.80 - $36.64

Q3 2017

Shares 4,014 Value ($000) $430 Avg Close $35.66 Range $32.28 - $40.16

Q2 2017

Shares 330 Value ($000) $13 Avg Close $36.56 Range $34.64 - $38.67

Q1 2017

Shares 440 Value ($000) $16 Avg Close $40.65 Range $34.79 - $47.49

Q4 2016

Shares 120 Value ($000) $6 Avg Close $44.57 Range $38.79 - $47.30

Q3 2016

Shares 170 Value ($000) $8 Avg Close $46.11 Range $44.14 - $49.38

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	4,414	$108	$25.71	$20.64 - $29.43
Q4 2017	6,091	$171	$30.16	$25.80 - $36.64
Q3 2017	4,014	$430	$35.66	$32.28 - $40.16
Q2 2017	330	$13	$36.56	$34.64 - $38.67
Q1 2017	440	$16	$40.65	$34.79 - $47.49
Q4 2016	120	$6	$44.57	$38.79 - $47.30
Q3 2016	170	$8	$46.11	$44.14 - $49.38