| CPMG Inc | 2.81% | No change | 1,240,968 | $7.8M |
| Trustees of the University of Pennsylvania | 9.69% | No change | 675,000 | $4.2M |
| Vanguard Group Inc. | 0.00% | Add +250.0% | 601,354 | $3.8M |
| BlackRock Inc. | 0.00% | Add +769.8% | 463,542 | $2.9M |
| National Philanthropic Trust | 0.04% | No change | 300,000 | $1.9M |
| Jane Street Group, LLC | 0.00% | Add +125.0% | 245,438 | $1.5M |
| Geode Capital Management, LLC | 0.00% | Add +34.0% | 185,096 | $1.2M |
| Susquehanna International Group, LLP | 0.00% | New | 180,834 | $1.1M |
| AlphaCentric Advisors LLC | 0.57% | New | 150,000 | $938K |
| Strategic Blueprint, LLC | 0.05% | New | 122,705 | $767K |
| Goldman Sachs Group Inc. | 0.00% | New | 122,287 | $764K |
| Morgan Stanley | 0.00% | Add +491.2% | 118,829 | $743K |
| CastleKnight Management LP | 0.08% | New | 88,900 | $556K |
| Centiva Capital, LP | 0.03% | New | 85,571 | $535K |
| MAI Capital Management | 0.01% | New | 77,867 | $487K |
| Citigroup Inc. | 0.00% | Add +705.2% | 65,127 | $407K |
| State Street Corp. | 0.00% | Add +155.9% | 56,800 | $355K |
| Inscription Capital, LLC | 0.05% | New | 48,706 | $304K |
| Citadel Advisors | 0.00% | New | 45,344 | $283K |
| Bridgeway Capital Management, LLC | 0.01% | New | 41,000 | $256K |
| IHT Wealth Management, LLC | 0.01% | New | 33,441 | $209K |
| Jefferies Financial Group Inc. | 0.00% | New | 32,500 | $203K |
| JPMorgan Chase & Co. | 0.00% | Add +4.4% | 32,059 | $200K |
| Scientech Research LLC | 0.09% | New | 28,655 | $179K |
| Northern Trust Corp. | 0.00% | Reduce -41.6% | 27,886 | $174K |
| Tealwood Asset Management Inc. | 0.06% | New | 20,900 | $131K |
| TD Waterhouse Canada Inc. | 0.00% | New | 18,000 | $127K |
| Deuterium Capital Management, LLC | 0.22% | New | 20,000 | $125K |
| Sanders Morris Harris LLC | 0.02% | New | 19,100 | $119K |
| Schonfeld Strategic Advisors LLC | 0.00% | Add +55.5% | 17,590 | $110K |
| Federation des caisses Desjardins du Quebec | 0.00% | New | 15,100 | $94K |
| Wolverine Trading, LLC | 0.00% | New | 13,843 | $87K |
| Balyasny Asset Management L.P. | 0.00% | New | 12,797 | $80K |
| Brevan Howard Capital Management LP | 0.01% | New | 12,547 | $78K |
| Baltimore-Washington Financial Advisors, Inc. | 0.00% | New | 10,743 | $67K |
| Wolverine Asset Management LLC | 0.01% | New | 10,512 | $66K |
| Osaic Holdings, Inc. | 0.00% | Add +1341.7% | 10,092 | $63K |
| Simplex Trading, LLC | 0.00% | New | 9,194 | $57K |
| NewEdge Advisors, LLC | 0.00% | New | 8,700 | $54K |
| Solstein Capital, LLC | 0.03% | New | 7,094 | $44K |
| FNY Investment Advisers, LLC | 0.02% | New | 6,088 | $38K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -43.5% | 5,618 | $35K |
| Wells Fargo & Company | 0.00% | Add +3173.9% | 2,881 | $18K |
| PEAK6 Investments LLC | 0.00% | New | 2,806 | $18K |
| Cutler Group LLC / CA | 0.01% | New | 2,200 | $13K |
| National Bank of Canada | 0.00% | New | 1,500 | $9K |
| PNC Financial Services Group, Inc. | 0.00% | New | 1,200 | $8K |
| Steward Partners Investment Advisory, LLC | 0.00% | New | 1,000 | $6K |
| Royal Bank of Canada | 0.00% | New | 1,000 | $6K |
| Jamison Private Wealth Management, Inc. | 0.00% | New | 659 | $4K |
| Headlands Technologies LLC | 0.00% | New | 419 | $3K |
| Clear Point Advisors Inc. | 0.00% | Reduce -45.0% | 379 | $2K |
| Adirondack Trust Co. | 0.00% | New | 370 | $2K |
| FMR LLC | 0.00% | New | 350 | $2K |
| Continuum Advisory, LLC | 0.00% | New | 333 | $2K |
| Bank of America Corp. | 0.00% | Add +850.0% | 209 | $1K |
| Householder Group Estate & Retirement Specialist, LLC | 0.00% | New | 200 | $1K |
| Sandy Spring Bank | 0.00% | New | 200 | $1K |
| Avior Wealth Management, LLC | 0.00% | New | 200 | $1K |
| Elequin Capital, LP | 0.00% | New | 100 | $625 |
| Your Advocates Ltd., LLP | 0.00% | Reduce -81.3% | 60 | $375 |
| Hexagon Capital Partners LLC | 0.00% | New | 20 | $125 |
| Frazier Financial Advisors, LLC | 0.00% | New | 10 | $63 |
| Macquarie Group Ltd. | 0.00% | New | 257 | $2 |