Company Profile and Investment Overview East West Bancorp | Nasdaq: EWBC March 31, 2013

Safe Harbor Statement

This presentation may include forward-looking statements that involve

inherent risks and uncertainties. East West Bancorp, Inc. cautions

readers that a number of important factors could cause actual results to

differ materially from those in any forward-looking statements. These

factors include economic conditions and competition in the geographic

and business areas in which East West Bancorp and its subsidiaries

operate, inflation or deflation, fluctuation in interest rates, legislation and

governmental regulations, investigation of acquired banks and other

factors discussed in the company’s filings with the SEC.

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Our Vision To be recognized as the Premier Bridge between East and West, and acknowledged for delivering relationship driven financial solutions to an increasingly diverse and sophisticated customer base.

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East West Today (as of March 31, 2013)

• Market Capitalization of $3.6 Billion › 25th Largest Market Capitalization in the U.S. for Public Banks

• Total Assets of $23.1 Billion › 30th Largest Total Assets in the U.S. for Public Banks* › 2nd Largest Independent Bank Headquartered in Southern California*

• Ranked in the Top 10 of the 100 Best Banks in America by Forbes for three consecutive years (2012, 2011, 2010)

• Strong Earnings › Net Income of $72.1 million for Q1 2013 › ROE of 12.45% for Q1 2013

• Over 120 Locations Worldwide

• Full Service Branches in Greater China

• 2,300 Employees

* As of December 31, 2012

2013

2010-2012 2000-2007

2009

1995

1998-1999

5

1973

1980s/1990s

First S&L serving Chinese-American market in Southern California

Expansion of branch network in California

Converted to a state chartered commercial bank

Initiated management led buyout and trading on Nasdaq

Complemented organic growth with acquisition activities

With the $9.9B acquisition of United Commercial Bank, reached $20 Billion in total assets and became one of the 30 largest banks in the U.S.

Strong asset and earnings growth

2013 marks the 40th anniversary of East West. The Bank is well-positioned to continue to grow our market share and profitability.

East West Bank Milestones

Strong Growth and Performance

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Total Assets (in billions) Total Loans (in billions)

Deposits (in billions) Stockholders' Equity (in billions)

* CAGR from 2003 – March 31, 2013

CAGR* = 21% CAGR* = 18%

CAGR* = 21% CAGR* = 22%

$4.1

$6.0

$8.3

$10.8 $11.9 $12.4

$20.6 $20.7 $22.0 $22.5 $23.1

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Q1 2013

$3.2

$5.1

$6.7

$8.3 $8.8 $8.2

$14.1 $13.7 $14.5

$15.1 $15.4

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Q1 2013

$3.3 $4.5

$6.3 $7.2 $7.3

$8.1

$15.0 $15.6

$17.5 $18.3

$18.9

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Q1 2013

$0.4 $0.5

$0.7

$1.0 $1.2

$1.6

$2.3 $2.1

$2.3 $2.4 $2.3

2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Q1 2013

Top 25 Banks by Market Capitalization

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Source: SNL Financial (includes all publicly traded banks)

Rank Company

Market Capitalization at 3/31/13 (in billions) Rank Company

Market Capitalization at 3/31/13 (in billions)

1 Wells Fargo & Co. $195.08 14 Northern Trust Corp. $13.05

2 JPMorgan Chase & Co. 181.65 15 Regions Financial Corp. 11.58

3 Citigroup Inc. 134.57 16 KeyCorp 9.20

4 Bank of America Corp. 131.79 17 Comerica Inc. 6.74

5 U.S. Bancorp 63.25 18 Huntington Bancshares Inc. 6.22

6 PNC Financial Services Group 35.14 19 First Republic Bank 5.07

7 Bank of New York Mellon Corp. 32.51 20 Zions Bancorp. 4.60

8 Capital One Financial Corp. 32.09 21 BOK Financial Corp. 4.38

9 State Street Corp. 27.00 22 Cullen/Frost Bankers Inc. 3.85

10 BB&T Corp. 21.97 23 Signature Bank 3.72

11 SunTrust Banks Inc. 15.60 24 Commerce Bancshares Inc. 3.71

12 Fifth Third Bancorp 14.26 25 East West Bancorp Inc. $3.60

13 M&T Bank Corp. 13.30

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East West Book Value Growth December 2011 to March 2013

East West has grown book value per common share by 11% since 2011 and 1% since 2012

East West Capital Levels Compared to Well Capitalized Guidelines

East West has excess capital above the well capitalized requirement by more than $800 million

Strong Capital Generation

5.0%6.0%

10.0%9.2%

14.1%15.6%

0.0%

5.0%

10.0%

15.0%

20.0%

Tier 1 Leverage Capital Ratio

Tier 1 Risk-Based Capital Ratio

Total Risk-Based Capital Ratio

Well Capitalized East West 3/31/2013

$14.92

$16.39 $16.55

$13.00

$14.00

$15.00

$16.00

$17.00

12/31/2011 12/31/2012 3/31/2013

12/31/2011 12/31/2012 3/31/2013

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Active Capital Management

Capital Management Goals › Ensure excellent capital levels to support organic growth › Provide a strong return to our shareholders

Recent Capital Actions Taken 2012

Doubled annual dividend from $0.20 to $0.40 per share Repurchased 9.1 million shares of common stock at $200.0 million, under the 2012 authorized stock repurchase program Paid off $75.0 million of subordinated debt which carried an effective interest rate of 1.6%

2010 2011

Increased annual dividend from $0.04 to $0.20 per share Called or bought back $23.4 million of junior subordinated debt which carried rates over 10%

Repaid $306.5 million of TARP preferred stock

2013

Announced 2013 annual dividend increase of 50% to $0.60 per share and a new stock repurchase program of $200.0 million Repurchased 3.5 million shares at a total cost of $87.0 million, under the new 2013 stock repurchase program

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United States (113 Branches) California – 96 Branches:

Northern California – 31 Locations:

› 29 Full Service Branches

› 2 In-Store 99 Ranch Market Branches

Southern California – 65 Locations:

› 55 Full Service Branches

› 10 In-Store 99 Ranch Market Branches

New York – 6 Branches Georgia – 4 Branches Massachusetts – 2 Branches Texas – 1 Branches Washington – 4 Branches

Greater China (7 Locations) Full Service Branches - 3 Hong Kong, Shanghai and Shantou

Representative Offices - 4 Beijing, Guangzhou, Shenzhen, and Taipei

Our Distribution Channel

• Leading retail presence in Asian communities • Commercial banking centers strategically located • In-store branches located in 99 Ranch Markets, largest and fastest growing Asian supermarket chain • Only Chinese-American focused bank with full service banking offices in U.S. and China

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Making the U.S. – Greater China Connection

• Headquartered in California, East West Bank is a top performing commercial bank with exclusive focus on the United States and Greater China markets, including full service branches in China.

• Greater China is an increasingly important constituent of the global economy

› Investors from Greater China making investments in U.S. › Cross-border trade between U.S. and Greater China companies

• Bank of choice for new immigrant Chinese-Americans

• The financial bridge between the East and West › Leading market share in the Chinese-American market – The East › Growing position in key mainstream banking markets – The West › Strengthening network to support cross border business – The East and West

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The Premier Bridge Between East and West

• Extensive network of contacts and resources in the area provides invaluable access to clients

› Assist clients in cross-border business and personal financial objectives › Bridge customers to manufacturers, distributors and investors in China › Bridge customers in China to business opportunities and personal goals in the U.S.

• Understanding of cultural and business practices on both sides of the Pacific enables us to guide clients through complex business and financial landscapes

• Gateway to U.S. Asian communities for mainstream corporations

› Companies and organizations such as Southern California Edison, Caltech, Sempra Energy, the LA Lakers and the Houston Rockets sought East West to tap into U.S. Asian communities and partner in “Green” initiatives

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• Strong Earnings › Net Income was $72.1 million or $0.50 per share › EPS up 11% from first quarter 2012

• Strong ROE and ROA › ROE increased to 12.45% up from 12.01% in first quarter 2012 › ROA increased to 1.30%, up from 1.26% in first quarter 2012

• Solid Net Interest Margin of 3.62% • Cost of Deposits Down 10 bps from first quarter 2012 to 0.37% • Strong Expense Control with Efficiency Ratio of 43.28% • Strong Loan Growth

› Commercial & Trade Finance loans grew to $4.3 billion › Single family loans grew to $2.3 billion

• Core Deposits Grew to a record $12.9 billion • Strengthening Asset Quality

› Net charge-offs on non-covered loans decreased to only $540 thousand for the first quarter of 2013 › Nonperforming assets remain low at 0.69% of total assets › Maintaining strong allowance for loan losses on non-covered loans of 1.85% as of March 31, 2013

First Quarter 2013 Highlights

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Strong Loan Growth

Strong non-covered C&I Loan growth of $1.0 billion or 25% from March 31, 2012

Diversified Loan Portfolio (in billions) 3/31/12 to 3/31/13

Loan Category 3/31/13 12/31/12 3/31/12 $ %

SFR 2.34 2.19 1.95 0.39 18%

C&I & Trade Finance 4.28 4.23 3.24 1.04 25%

CRE 3.75 3.64 3.45 0.30 8%

MFR 0.92 0.90 0.92 0.00 0%

Consumer 0.85 0.75 0.61 0.24 32%

Const & Land 0.24 0.25 0.32 -0.08 -33%

Covered 2.76 2.94 3.69 -0.93 -32%

Loans Held for Sale 0.23 0.17 0.28 -0.05 -30%

Total Loans 15.37 15.07 14.47 0.30 2%

Change From

C&I28%

Const & Land2%

CRE24%

MFR6%

SFR15%

Consumer6%

Loans HFS1%

Covered18%

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Strong Credit Quality

• Asset Quality Continues to Remain Strong

• NPAs have remained under 1% of total assets for the third consecutive year

• Net Charge-offs Continue to Decline while ALLL level remains strong

* Excludes covered loans

($ in millions) 3/31/13 12/31/12 3/31/12

NPAs

Total NPAs $159.5 $141.0 $167.1

NPA to Total Assets 0.69% 0.63% 0.77%

Nonaccrual loans to total loans 0.83% 0.72% 0.83%

Allowance for Loan Losses

ALLL to non-covered nonaccrual loans 179.92% 212.18% 177.36%

ALLL to total gross non-covered loans* 1.85% 1.92% 2.04%

Credit Costs

Quarterly Annualized Charge-off %* 0.02% 0.33% 0.39%Quarterly (Reversal of) Provision for

Loan Losses on Non-covered Loans ($0.76) $13.77 $16.48

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Diversified Commercial Real Estate Portfolio

* Based on original appraisal

Non-covered CRE Loans as of 03/31/13Loan Balance $3.8 Billion

Average Loan Size $1.5 Million

Average LTV *

Average Seasoning 5 Years

54%

Hotel/Motel11%

Industrial14%

Other8%

Medical5%

Shopping Centers

12%

Small Commercial

Retail12%

Office12%

Mixed Use16%

Mfr/Warehouse8%

Restaurant2%

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Commercial Real Estate Portfolio

• Non-covered CRE loans total 24% of loans as of March 31, 2013

• East West is well within the FFIEC high CRE concentration definition › CRE, construction, land, and MFR to total capital is at 177% − under the 300%

FFIEC threshold › Construction and land loans to total capital is at 11% − under the 100% FFIEC

threshold

• As of March 31, 2013: › Nonaccrual CRE to CRE = 0.50% › 30-89 day delinquent CRE to CRE = 0.56% › 2013 charge-offs of CRE to CRE = 0.02%

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Commercial Real Estate Loans by LTV

• Only 9% of portfolio with an LTV greater than 75% • Weighted average LTV is 54%*

* Based on original appraisal

($ in millions)

CLTV Distribution at March 31, 2013 # of Loans Balance % of Total Cumulative % of TotalLess than 50% 1,275 1,431$ 38% 38%50% to 55% 360 537 14% 52%55% to 60% 365 537 14% 66%60% to 65% 273 500 13% 79%65% to 70% 149 306 8% 87%70% to 75% 61 141 4% 91%75% and Above 90 302 9% 100%Total Loans 2,573 3,754 100%

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Strong Deposit Growth

• Total deposits of $18.9 billion as of March 31, 2013, an increase of $1.6 million from March 31, 2012

• Core deposits grew to a record $12.9 billion in the first quarter of 2013

(in billions) Core Deposits – March 31, 2013

(in billions)

$17.3 $18.3 Now

$1.5 12% Savings

$1.4 11%

Money Market

$5.2 40%

DDA$4.8 37%

$10.6 $12.2 $12.9

$6.8 $6.1 $6.0

$-

$5.0

$10.0

$15.0

$20.0

3/31/12 12/31/12 3/31/2013

Core Deposits Time Deposits

$18.9

Build fee-based business lines, i.e. F/X,

wealth management and cash management

Maintain solid net interest income and net interest margin

Grow core deposits and improve deposit

mix

Maintain low NPA/total assets and total

delinquency ratios

Increase profitability and expand market

footprint

Remain disciplined on expense management

Actively manage capital to deliver long

term shareholder value

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2013 and beyond

Key Focus Areas

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Summary

• Strengthened position as the leading Asian-American bank

• Financially bridge Asian and mainstream customers

• Strong financial performance and balance sheet

• Focusing on growing core earnings and fee income

• Large California, domestic, and China growth opportunities

• Only Asian-American focused bank with full service banking

offices in U.S. and China