Thomson ranking of investment banks, in terms of M&A deal volume and deal count through 9/30/11. So far, JP Morgan claims the largest deal volume, Goldman has the largest number of deals. To see complete list, click here:
| Firm | Deal value | # of deals |
| 1. JP Morgan | $349.4bn |
160 |
| 2. Morgan Stanley | $318.7bn |
148 |
| 3. Goldman Sachs & Co | $314.2bn |
199 |
| 4. Citi | $288.0bn |
114 |
| 5. Credit Suisse | $276.2bn |
130 |
| 6. Bank of America Merrill Lynch | $253.4bn |
152 |
| 7. Barclays Capital | $182.7bn |
100 |
| 8. Deutsche Bank AG | $154.8bn |
91 |
| 9. Evercore Partners | $152.5bn |
46 |
| 10. Lazard | $150.7bn |
102 |
| 11. UBS | $120.2bn |
108 |
| 12. Rothschild | $99.2bn |
65 |
| 13. Greenhill & Co, LLC | $47.5bn |
13 |
| 14. RBC Capital Markets | $38.6bn |
78 |
| 15. Perella Weinberg Partners LP | $35.6bn |
14 |
| 16. Qatalyst Partners | $35.5bn |
14 |
| 17. Foros | $35.4bn |
4 |
| 18. Centerview Partners LLC | $33.5bn |
12 |
| 19. Jefferies & Co Inc | $32.3bn |
87 |
| 20. CIBC World Markets Inc | $27.0bn |
33 |
| 21. Moelis & Co | $25.9bn |
42 |
| 22. BMO Capital Markets | $24.8bn |
47 |
| 23. Scotiabank Bank of Nova Scotia | $24.0bn |
13 |
| 24. BNP Paribas SA | $23.5bn |
25 |
| 25. HSBC Holdings PLC | $22.6bn |
33 |
