| 1 | VANGUARD GROUP INC | 769,964 | $3.8M | 0.00% | Share |
| 2 | BARD ASSOCIATES INC | 689,107 | $3.4M | 0.87% | Share |
| 3 | Clear Harbor Asset Management, LLC | 610,000 | $3.0M | 0.20% | Share |
| 4 | Portolan Capital Management, LLC | 445,810 | $2.2M | 0.12% | Share |
| 5 | HERALD INVESTMENT MANAGEMENT Ltd | 420,000 | $2.1M | 0.27% | Share |
| 6 | Palisades Investment Partners, LLC | 390,212 | $1.9M | 0.73% | Share |
| 7 | Arosa Capital Management LP | 350,000 | $1.7M | 0.22% | Share |
| 8 | GENDELL JEFFREY L | 295,541 | $1.5M | 0.03% | Share |
| 9 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 302,911 | $1.0M | 0.00% | Share |
| 10 | MARSHALL WACE, LLP | 211,123 | $1.0M | 0.00% | Share |
| 11 | TWO SIGMA INVESTMENTS, LP | 218,628 | $1.0M | 0.00% | Share |
| 12 | Granahan Investment Management, LLC | 177,822 | $878K | 0.04% | Share |
| 13 | Caption Management, LLC | 150,000 | $741K | 0.01% | Call |
| 14 | THOMPSON DAVIS & CO., INC. | 120,450 | $595K | 0.36% | Share |
| 15 | UBS Group AG | 101,528 | $501K | 0.00% | Share |
| 16 | VANGUARD GROUP INC | 96,442 | $476K | 0.00% | Share |
| 17 | PFG Investments, LLC | 62,523 | $308K | 0.01% | Share |
| 18 | GROUP ONE TRADING LLC | 56,578 | $279K | 0.00% | Share |
| 19 | CORSAIR CAPITAL MANAGEMENT, L.P. | 55,017 | $271K | 0.04% | Share |
| 20 | Diametric Capital, LP | 53,227 | $262K | 0.07% | Share |
| 21 | IMC-Chicago, LLC | 52,100 | $257K | 0.00% | Put |
| 22 | GROUP ONE TRADING LLC | 43,500 | $214K | 0.00% | Put |
| 23 | IMC-Chicago, LLC | 42,955 | $212K | 0.00% | Share |
| 24 | HARBOR CAPITAL ADVISORS, INC. | 40,447 | $200K | 0.02% | Share |
| 25 | GAMCO INVESTORS, INC. ET AL | 40,000 | $197K | 0.00% | Share |
| 26 | J.W. COLE ADVISORS, INC. | 26,300 | $129K | 0.00% | Share |
| 27 | GROUP ONE TRADING LLC | 22,600 | $111K | 0.00% | Call |
| 28 | Hidden Cove Wealth Management, LLC | 21,087 | $104K | 0.07% | Share |
| 29 | Centiva Capital, LP | 18,400 | $90K | 0.00% | Call |
| 30 | Ark Wealth Advisors LLC | 14,881 | $73K | 0.08% | Share |
| 31 | SHIKIAR ASSET MANAGEMENT INC | 13,300 | $66K | 0.02% | Share |
| 32 | VANGUARD GROUP INC | 5,434 | $26K | 0.00% | Share |
| 33 | UBS Group AG | 3,428 | $16K | 0.00% | Share |
| 34 | EverSource Wealth Advisors, LLC | 1,000 | $4K | 0.00% | Share |
| 35 | Caitong International Asset Management Co., Ltd | 782 | $3K | 0.01% | Share |
| 36 | State of Wyoming | 538 | $2K | 0.00% | Share |
| 37 | Federation des caisses Desjardins du Quebec | 562 | $0 | 0.00% | Share |
| 38 | NEW YORK STATE COMMON RETIREMENT FUND | 137,200 | $0 | 0.00% | Share |
| 39 | GOLDMAN SACHS GROUP INC | 67,724 | $0 | 0.00% | Share |
| 40 | GEODE CAPITAL MANAGEMENT, LLC | 141,006 | $0 | 0.00% | Share |
| 41 | GEODE CAPITAL MANAGEMENT, LLC | 36,908 | $0 | 0.00% | Share |
| 42 | MARSHALL WACE, LLP | 29,314 | $0 | 0.00% | Share |
| 43 | MARSHALL WACE, LLP | 45,888 | $0 | 0.00% | Share |
| 44 | ROYAL BANK OF CANADA | 84,519 | $0 | 0.00% | Share |
| 45 | ROYAL BANK OF CANADA | 1,000 | $0 | 0.00% | Share |
| 46 | ROYAL BANK OF CANADA | 26 | $0 | 0.00% | Share |
| 47 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 25,500 | $0 | 0.00% | Share |
| 48 | Laurel Wealth Advisors LLC | 45 | $0 | 0.00% | Share |
| 49 | CITADEL ADVISORS LLC | 27,645 | $0 | 0.00% | Share |
| 50 | CITADEL ADVISORS LLC | 82,300 | $0 | 0.00% | Call |