| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $17.9M | 1.8M | Hold |
| 2 | Magnetar Financial LLC | $10.9M | 1.1M | Hold |
| 3 | Linden Advisors LP | $10.6M | 1.1M | Hold |
| 4 | TENOR CAPITAL MANAGEMENT Co., L.P. | $9.9M | 995,466 | Hold |
| 5 | AQR Arbitrage LLC | $8.5M | 861,304 | New |
| 6 | Alberta Investment Management Corp | $7.9M | 800,000 | New |
| 7 | Kryger Capital LLC | $7.4M | 745,858 | New |
| 8 | Verition Fund Management LLC | $6.9M | 700,000 | Hold |
| 9 | SONA ASSET MANAGEMENT (US) LLC | $6.0M | 600,000 | Hold |
| 10 | GLAZER CAPITAL, LLC | $5.4M | 549,044 | Trimmed |
| 11 | BNP PARIBAS FINANCIAL MARKETS | $5.2M | 528,690 | New |
| 12 | MILLENNIUM MANAGEMENT LLC | $5.2M | 527,000 | New |
| 13 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $5.2M | 525,000 | Hold |
| 14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $5.0M | 499,386 | New |
| 15 | PICTON MAHONEY ASSET MANAGEMENT | $5.0M | 499,995 | New |
| 16 | Periscope Capital Inc. | $4.2M | 424,800 | New |
| 17 | MOORE CAPITAL MANAGEMENT, LP | $4.0M | 400,000 | Hold |
| 18 | COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | $4.0M | 399,999 | New |
| 19 | Hudson Bay Capital Management LP | $4.0M | 399,999 | Hold |
| 20 | D. E. Shaw & Co., Inc. | $3.7M | 375,000 | Hold |
| 21 | TWO SIGMA INVESTMENTS, LP | $3.6M | 362,500 | New |
| 22 | Radcliffe Capital Management, L.P. | $3.6M | 360,576 | Added |
| 23 | Centiva Capital, LP | $3.0M | 300,000 | New |
| 24 | WHITEBOX ADVISORS LLC | $3.0M | 300,000 | Hold |
| 25 | WOLVERINE ASSET MANAGEMENT LLC | $2.8M | 281,828 | New |