| Osborn Williams & Donohoe LLC | 27.90K | Mar 31, 20 | -2.70K | -- |
| Brookfield Public Securities Group LLC | -- | Mar 31, 20 | -220.99K | -- |
| Xact Kapitalforvaltning AB | -- | Mar 31, 20 | -23.25K | -- |
| VERTEX ONE ASSET MANAGEMENT INC. | 286.00K | Dec 31, 19 | +286.00K | -- |
| LADENBURG THALMANN FINANCIAL SERVICES INC. | 79.47K | Dec 31, 19 | -8.57K | -- |
| Advisor Group, Inc. | 2.61K | Dec 31, 19 | -3.51K | -- |
| ADVANTAGE INVESTMENT MANAGEMENT, LLC | 172 | Sep 30, 19 | -84 | -- |
| Delek Group, Ltd. | 200.00K | Jun 30, 19 | +200.00K | -- |
| Daiwa SB Investments Ltd. | 538.57K | Mar 31, 19 | +19.80K | -- |
| TIAA CREF INVESTMENT MANAGEMENT LLC | 369.81K | Mar 31, 19 | -4.47K | -- |
| TEACHERS ADVISORS, LLC | 205.95K | Mar 31, 19 | -70.59K | -- |
| TAYLOR ASSET MANAGEMENT INC | -- | Mar 31, 19 | -13.20K | -- |
| BREMER TRUST NATIONAL ASSOCIATION | 2.71K | Dec 31, 18 | +2.71K | -- |
| Watermark Asset Management, Inc. | 261 | Dec 31, 18 | +261 | -- |
| Zions Bancorporation | 2.00K | Sep 30, 18 | -- | -- |
| Global X Management CO LLC | 986.67K | Jun 30, 18 | +2.91K | -- |
| PEAK6 Group LLC | 2.29K | Jun 30, 18 | -11.13K | -- |
| Edge Advisors, LLC | 1.50K | Jun 30, 18 | -- | -- |
| Sentry Investments Corp. | 207.34K | Mar 31, 18 | +207.34K | -- |
| TPH Asset Management, LLC | 86.92K | Dec 31, 17 | +48.49K | -- |
| Numeric Investors LLC | 30.60K | Dec 31, 17 | +30.60K | -- |
| AHL Partners LLP | -- | Dec 31, 17 | -386.81K | -- |
| SPOT TRADING L.L.C. | 1.42K | Sep 30, 17 | -4.65K | -- |
| Nine Chapters Capital Management LLC | -- | Sep 30, 17 | -15.20K | -- |
| R&F Capital Advisors LP | 15.83K | Mar 31, 17 | +2.10K | -- |
| BlackRock Fund Advisors | 2.18M | Dec 31, 16 | +330.83K | -- |
| BlackRock Institutional Trust Company, N.A. | 1.92M | Dec 31, 16 | +133.03K | -- |
| BlackRock Group LTD | 303.43K | Dec 31, 16 | +82.31K | -- |
| BlackRock Investment Management, LLC | 277.85K | Dec 31, 16 | -13.04K | -- |
| Beach Investment Management, LLC. | 164.79K | Dec 31, 16 | +11.19K | -- |
| BLACKROCK ADVISORS LLC | 138.52K | Dec 31, 16 | -158 | -- |
| MSI Financial Services Inc | 200 | Dec 31, 16 | -- | -- |
| Emerald Acquisition Ltd. | 253.63K | Sep 30, 16 | +63.56K | -- |
| RobecoSam USA, Inc. | 13.40K | Sep 30, 16 | +1.90K | -- |
| Tradewinds Global Investors, LLC | -- | Sep 30, 16 | -217.58K | -- |
| KBI Global Investors Ltd | 89.67K | Jun 30, 16 | +89.67K | -- |
| SOCIETE GENERALE | 29.75K | Jun 30, 16 | +29.75K | -- |
| BHF Kleinwort Benson Group S.A. | 487.60K | Mar 31, 16 | +186.44K | -- |
| RUSSELL FRANK CO/ | 165.12K | Mar 31, 16 | -30.14K | -- |
| Seamans Capital Management, LLC | 45.95K | Sep 30, 15 | +32.95K | -- |
| GREEN ARROW CAPITAL MANAGEMENT LLC | -- | Sep 30, 15 | -36.90K | -- |
| MANAGED ACCOUNT ADVISORS LLC | 2.31K | Jun 30, 15 | +475 | -- |
| COHEN & STEERS CAPITAL MANAGEMENT INC | 1.17M | Mar 31, 15 | +1.17M | -- |
| Union Point Advisors, LLC | -- | Mar 31, 15 | -194.19K | -- |
| Zions Trust, National Association | 2.00K | Dec 31, 14 | +2.00K | -- |
| Nexus Asset Management LLC | 328.00K | Sep 30, 14 | +216.95K | -- |
| UBS AG | 600 | Sep 30, 14 | +100 | -- |
| Tradeworx Inc. | -- | Sep 30, 14 | -7.65K | -- |
| SEI TRUST CO | -- | Sep 30, 14 | -4.66K | -- |
| CONNOR CLARK & LUNN INVESTMENT MANAGEMENT LTD | 278.20K | Dec 31, 13 | +278.20K | -- |
| GLG INC. | 100.00K | Dec 31, 13 | +100.00K | -- |
| Daiwa Capital Markets America Inc. | 13.80K | Dec 31, 13 | +13.80K | -- |