| Rank |
Name |
Title
Company |
| 50 |
 Charles Marston |
Chairman and Chief Executive Officer
Calypso Technology |
| 49 |
 Thomas Ascher |
Chief Strategy Officer
International Securities Exchange |
| 48 |
 Shin Kusunoki |
Head
Head Asset Management
Normura Research Institute |
| 47 |
 David Mechner |
Co-Founder and Chief Executive Officer
Pragma Securities |
| 46 |
 Howard Lindzon |
Chief Executive Officer
StockTwits |
| 45 |
 Simon Garland |
Chief Strategy Officer
Kx Systems |
| 44 |
 Brad Peterson |
Chief Information Officer
Charles Schwab Corp. |
| 43 |
 Kenneth Marlin |
Managing Partner
Marlin & Associates |
| 42 |
  Justin Brownhill and Nicolas Perkin |
Co-Founders
Receivables Exchange |
| 41 |
  Kim Fournais and Lars Seier Christensen |
Co-Chief Executive Officers
Saxo Bank |
| 40 |
 Mark Palmer |
Chief Executive Officer
StreamBase Systems |
| 39 |
 Fred Tomczyk |
Chief Executive Officer
TD Ameritrade Holding Corp. |
| 38 |
 John Bates |
Chief Technology Officer
Progress Software Corp. |
| 37 |
 Jan Verplancke |
Chief Information Officer
Standard Chartered |
| 36 |
 Stewart Macbeth |
General Manager
Depository Trust & Clearing Corp. |
| 35 |
 Paul Heller |
Chief Information Officer
Vanguard Group |
| 34 |
 David Gershon |
Chairman and Chief Executive Officer
SuperDerivatives |
| 33 |
 Philip Weisberg |
Chief Executive Officer
FXalliance |
| 32 |
 Peter Carr |
Global Head of Market Modeling
Morgan Stanley |
| 31 |
 Howard Lutnick |
Chairman and Chief Executive Officer
BGC Partners |
| 30 |
 Gerald O'Connell |
Chief Information Officer
Chicago Board Options Exchange |
| 29 |
 Ron Levi |
Chief Operating Officer
GFI Group |
| 28 |
 Richard McVey |
Chief Executive Officer
MarketAxess Holdings |
| 27 |
 Magnus Böcker |
Chief Executive Officer
Singapore Exchange |
| 26 |
 Peter Bernard |
Chief Risk Officer
D.E. Shaw & Co. |
| 25 |
 Lee Olesky |
Chief Executive Officer
Tradeweb |
| 24 |
 Nick Rudenstine |
Custody and Clearing Business Executive
JPMorgan Chase & Co. |
| 23 |
 Lázaro Campos |
Chief Executive Officer
Society for Worldwide Interbank Financial Telecommunication |
| 22 |
 Tom Miglis |
Chief Information Officer
Citadel |
| 21 |
 Deborah Hopkins |
Chief Innovation Officer
Citigroup |
| 20 |
 Sean O'Sullivan |
Group Chief Technology Services Officer
HSBC Holdings |
| 19 |
 William O'Brien |
Chief Executive Officer
Direct Edge |
| 18 |
 Gregory Tusar |
Americas Head of Electronic Trading
Goldman Sachs Group |
| 17 |
 Michael Blum |
Head
Getco Execution Services |
| 16 |
 Robert Goldstein |
Head
BlackRock Solutions |
| 15 |
 Shawn Edwards |
Chief Technology Officer
Bloomberg |
| 14 |
 Catherine Bessant |
Global Technology and Operations Executive
Bank of America Corp. |
| 13 |
 Olivier Le Grand |
Chief Executive Officer
Cortal Consors |
| 12 |
 Dan Mathisson |
Head of Advanced Execution Services
Credit Suisse |
| 11 |
 Seth Merrin |
Chief Executive Officer
Liquidnet Holdings |
| 10 |
 Avid Modjtabai |
Executive Vice President, Technology and Operations
Wells Fargo & Co. |
| 9 |
 Jon Robson |
President, Enterprise
Thomson Reuters |
| 8 |
 Robert Greifeld |
Chief Executive Officer
Nasdaq OMX Group |
| 7 |
 Joe Ratterman |
President and Chief Executive Officer
BATS Global Markets |
| 6 |
 Stephen Scullen |
President, Corporate Operations
Fidelity Investments |
| 5 |
 Lance Uggla |
Chief Executive Officer
Markit Group |
| 4 |
 Michael Spencer |
Chief Executive Officer
ICAP |
| 3 |
 Jeffrey Sprecher |
Chairman and Chief Executive Officer
IntercontinentalExchange |
| 2 |
 Craig Donohue |
Chief Executive Officer
CME Group |
| 1 |
  Reto Francioni / Duncan Niederauer |
Chief Executive Officer
Deutsche Börse / NYSE Euronext |