Important Meeting Information Date May 9, 2019 Time 10:30a.m. (Vancouver Time) Location Offices of Cassels, Brock & Blackwell LLP, Suite 2200 HSBC Building, 885 West

Georgia Street, Vancouver, British Columbia V6C 3E8

Bus

ines

s of

the

Mee

ting

Business of the Meeting

Our Year in R

eview – 2018

Our Year in Review – 2018

Wheaton settled the CRA dispute for the 2005-2010 taxation years for no additional cash taxes, confirming our confidence in our business structure and tax filing positions

Wheaton added new streams on the Stillwater mines and Voisey’s Bay mine and negotiated a new stream on San Dimas, continuing our focus on high quality streaming assets

Wheaton exceeded production guidance for gold, silver and palladium by 5%, 9% and 41% respectively

Our

Yea

r in

Rev

iew

– 2

018

Benchmarking to Well-Selected Comparator Group –

Balanced Approach to Compensation –

Annual Bonus Tied to Performance –

Pay for Performance Alignment –

Significant Proportion of Long-Term Compensation –

Executive Share Ownership –

Caps on Compensation

Claw Back Policy & Risk Management –

Independent Advice –

Human Resources Committee Discretion –

Anti-Hedging Policy –

Employment Agreements –

Double Trigger on Severance Payments –

Modest Benefits –

At the 2016, 2017 and 2018 annual and special

meetings, Wheaton received 90% or more support for Say on

Pay advisory votes.

Our Year in R

eview – 2018

Independence of the Board –

Independent Chair –

In Camera Meetings of the Board –

Overboarding –

Limits on Interlocking –

Majority Voting Policy –

Terms of Reference –

Diversity on the Board and at Wheaton –

Risk Management –

Continuing Education –

Code of Business Conducts and Ethics –

Whistleblower Policy –

Strong Share Ownership Requirements –

Tabl

e of

Con

tent

s

Table of Contents

N

otice of 2018 Annual and Special M

eeting

Notice of 2019 Annual and Special Meeting of Shareholders

•

•

•

•

(

,

“Randy V. J. Smallwood”

Important Meeting Information Date May 9, 2019 Time 10:30a.m. (Vancouver Time) Location Offices of Cassels, Brock & Blackwell LLP, Suite 2200 HSBC Building, 885 West

Georgia Street, Vancouver, British Columbia V6C 3E8

Prox

y Su

mm

ary

Info

rmat

ion

Proxy Summary Information

em@il

C

omm

only Asked Q

uestions and Answ

ers – Voting and Proxies

Commonly Asked Questions and Answers – Voting and Proxies

Where do I send my completed proxy if I am a registered shareholder?

Income Tax Act

Com

mon

ly A

sked

Que

stio

ns a

nd A

nsw

ers

– Vo

ting

and

Prox

ies

C

omm

only Asked Q

uestions and Answ

ers – Voting and Proxies

Com

mon

ly A

sked

Que

stio

ns a

nd A

nsw

ers

– Vo

ting

and

Prox

ies

General Proxy Inform

ation

General Proxy Information

Gen

eral

Pro

xy In

form

atio

n

Communication with Beneficial Owners of Securities of a Reporting Issuer

General Proxy Inform

ation

Gen

eral

Pro

xy In

form

atio

n

Business Corporations Act

Election of D

irectors

Election of Directors

Advance Notice of Nominations of Directors

Elec

tion

of D

irect

ors

Election of D

irectors

Elec

tion

of D

irect

ors

Election of D

irectors

Elec

tion

of D

irect

ors

Election of D

irectors

Elec

tion

of D

irect

ors

Election of D

irectors

Elec

tion

of D

irect

ors

Election of D

irectors

Elec

tion

of D

irect

ors

Companies’ Creditors Arrangement Act

C

orporate Governance Practices

Corporate Governance PracticesCorporate Governance Guidelines

Disclosure of Corporate Governance Practices

2018 Corporate Governance At A Glance”

Cor

pora

te G

over

nanc

e Pr

actic

es Audit Committees

C

orporate Governance Practices•

•

•

•

••

••

•

Cor

pora

te G

over

nanc

e Pr

actic

es

•••

•

C

orporate Governance Practices

•

•

Cor

pora

te G

over

nanc

e Pr

actic

es

C

orporate Governance Practices

Cor

pora

te G

over

nanc

e Pr

actic

es

•••

ad hoc

C

orporate Governance Practices

•••••

•

•

••

•

•

••

Cor

pora

te G

over

nanc

e Pr

actic

es

C

orporate Governance Practices

Dire

ctor

Com

pens

atio

n

Director Compensation

D

irector Com

pensation

Dire

ctor

Com

pens

atio

n

D

irector Com

pensation

Dire

ctor

Com

pens

atio

n

•

•

D

irector Com

pensation

Exec

utiv

e C

ompe

nsat

ion

Executive Compensation

OUR YEAR IN REVIEW - 2018 ................................... 42 INTRODUCTION ........................................................ 42 OBJECTIVES OF COMPENSATION PROGRAM ............... 42 OVERVIEW OF THE COMPENSATION PHILOSOPHY ........ 43 OPPORTUNITY FOR SHAREHOLDER FEEDBACK ........... 43 ROLE OF THE HUMAN RESOURCES COMMITTEE .......... 43 NAMED EXECUTIVE OFFICERS .................................. 45 ROLE OF THE CHIEF EXECUTIVE OFFICER .................. 45 ROLE OF THE COMPENSATION CONSULTANT .............. 46 ELEMENTS OF EXECUTIVE COMPENSATION ................ 47 OVERVIEW OF HOW COMPENSATION PROGRAM FITS WITH WHEATON COMPENSATION GOALS ............ 49 THE COMPARATOR GROUPS ..................................... 49 BENCHMARKING ...................................................... 52 BASE SALARY ......................................................... 52 ANNUAL PERFORMANCE BASED CASH INCENTIVES ..... 52 CORPORATE PERFORMANCE OBJECTIVES .................. 53 PERSONAL PERFORMANCE OBJECTIVES .................... 57 LONG-TERM INCENTIVE PLAN – STOCK OPTIONS, RESTRICTED SHARE RIGHTS AND PERFORMANCE SHARE UNITS .......................................................... 58 2018 STOCK OPTION AWARDS ................................. 59 2018 RESTRICTED SHARE RIGHT AWARDS ................ 60 2018 PERFORMANCE SHARE UNIT AWARDS .............. 61

RETIREMENT PLANS ................................................ 63 OTHER COMPENSATION – PERQUISITES .................... 63 EXECUTIVE SHARE OWNERSHIP POLICY .................... 63 POLICY REGARDING CERTAIN FINANCIAL INSTRUMENTS ......................................................... 65 CONSIDERATION OF RISK ASSOCIATED WITH EXECUTIVE COMPENSATION ..................................... 65 SUCCESSION PLANNING FOR PRESIDENT AND CHIEF EXECUTIVE OFFICER ...................................... 67 FUTURE COMPENSATION PROGRAM .......................... 67 PAY FOR PERFORMANCE ALIGNMENT ........................ 67 PERFORMANCE GRAPH ............................................ 68 NET REALIZABLE PAY .............................................. 69 SUMMARY COMPENSATION TABLE ............................. 70 INCENTIVE PLAN AWARDS ........................................ 72 TERMINATION AND CHANGE OF CONTROL BENEFITS ... 74 ESTIMATED INCREMENTAL PAYMENT ON CHANGE OF CONTROL OR TERMINATION ................................. 77 SHARE OPTION PLAN ............................................... 78 PERFORMANCE SHARE UNIT PLAN ............................ 80 RESTRICTED SHARE PLAN ....................................... 81

“2018 Compensation At A Glance”

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

••

•

•

Audit Committees

Executive C

ompensation

•••••

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Attract, Retain and Motivate Key Talent

•

•

Alignment of Interest of Management with Interest of the Company’s Shareholders

•

•

•

• •• •• •• •• •• •• ••

Exec

utiv

e C

ompe

nsat

ion

•

•

•

•

•

•

• •• •• •• •• •• •• ••

Executive C

ompensation

Revenue and Market Capitalization of Wheaton and 2019 Comparator Group

Net Income and Market Capitalization of Wheaton and 2019 Comparator Group

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Total Growth

Total Portfolio Performance

Total Financial Excellence

Executive C

ompensation

•

••

••

•

•

•

Exec

utiv

e C

ompe

nsat

ion

•

••••

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Total

Total

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

••••

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

•

•

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

•

•

•

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Non-IFRS Measures

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Exec

utiv

e C

ompe

nsat

ion

Executive C

ompensation

Se

curit

ies

Aut

horiz

ed fo

r Iss

uanc

e un

der E

quity

Com

pens

atio

n Pl

ans Securities Authorized for Issuance under Equity Compensation Plans

Securities A

uthorized for Issuance under Equity Com

pensation Plans

Se

curit

ies

Aut

horiz

ed fo

r Iss

uanc

e un

der E

quity

Com

pens

atio

n Pl

ans

Securities A

uthorized for Issuance under Equity Com

pensation Plans

Se

curit

ies

Aut

horiz

ed fo

r Iss

uanc

e un

der E

quity

Com

pens

atio

n Pl

ans

O

ther Information

Other Information

Indebtedness of Directors and Executive Officers

Interest of Certain Persons in Matters to be Acted Upon

Interest of Informed Persons in Material Transactions

App

oint

men

t of A

udito

rs

Appointment of Auditors

Special M

atters

Special Matters

Say on Pay Advisory Vote

Say on Pay

Say on Pay

Say on Pay

Shar

ehol

der E

ngag

emen

t & C

onta

ctin

g th

e B

oard

of D

irect

ors

Shareholder Engagement & Contacting Board of Directors

Shareholder Engagement & Contacting the Board of Directors

Directors’ Approval

“Randy V.J. Smallwood”

Additional Inform

ation

Additional Information

Additional Information

Schedule “A” – Charter of the Board of Directors Sc

hedu

les

Schedule “A” – Charter of the Board of Directors Schedules

Schedule “A” – Charter of the Board of Directors Sc

hedu

les