| Kistler-Tiffany Companies, LLC | 364 | Jun 30, 23 | -- | 0.00% |
| NORTH RUN CAPITAL, LP | 277.73K | Dec 31, 22 | +450 | 1.68% |
| ZEKE CAPITAL ADVISORS, LLC | 250.00K | Dec 31, 22 | -- | 1.51% |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | -- | Mar 31, 22 | -29.03K | -- |
| Horton Capital Management, LLC | 177.39K | Dec 31, 21 | -- | 1.07% |
| REILLY FINANCIAL ADVISORS, LLC | 300 | Dec 31, 21 | -- | 0.00% |
| Castle Financial & Retirement Planning Associates, Inc. | 1 | Dec 31, 21 | +1 | 0.00% |
| Berman Capital Advisors, LLC | 2.67K | Sep 30, 21 | -105 | 0.02% |
| Cornerstone Advisors, Inc. | 140 | Sep 30, 20 | -122 | 0.00% |
| LADENBURG THALMANN FINANCIAL SERVICES INC. | 183 | Dec 31, 19 | -- | 0.00% |
| Advisor Group, Inc. | -- | Dec 31, 19 | -200 | -- |
| TIAA CREF INVESTMENT MANAGEMENT LLC | 52.32K | Mar 31, 19 | +5.81K | 0.32% |
| TEACHERS ADVISORS, LLC | 47.64K | Mar 31, 19 | -- | 0.29% |
| INR ADVISORY SERVICES LLC | -- | Mar 31, 19 | -10 | -- |
| Requisite Energy Fund I LP | 11.20K | Dec 31, 18 | +11.20K | 0.07% |
| BREMER TRUST NATIONAL ASSOCIATION | 166 | Dec 31, 18 | +166 | 0.00% |
| PEAK6 Group LLC | -- | Jun 30, 18 | -36.92K | -- |
| GOLDMAN CAPITAL MANAGEMENT INC | 190.00K | Dec 31, 17 | +190.00K | 1.15% |
| CT Financial Advisors LLC | 66 | Mar 31, 17 | -- | 0.00% |
| BlackRock Institutional Trust Company, N.A. | 705.01K | Dec 31, 16 | -4.05K | 4.25% |
| BlackRock Fund Advisors | 677.63K | Dec 31, 16 | +115.46K | 4.09% |
| BlackRock Group LTD | 140.05K | Dec 31, 16 | +37.70K | 0.84% |
| BlackRock Investment Management, LLC | 84.44K | Dec 31, 16 | -1.55K | 0.51% |
| BLACKROCK ADVISORS LLC | 11.83K | Dec 31, 16 | -353 | 0.07% |
| Keane Capital Partners, LLC | 37.95K | Sep 30, 16 | -30.00K | 0.23% |
| Emerald Acquisition Ltd. | 28.60K | Sep 30, 16 | -20.70K | 0.17% |
| RUSSELL FRANK CO/ | 52.95K | Mar 31, 16 | -- | 0.32% |
| KEANE CAPITAL MANAGEMENT INC | 41.25K | Dec 31, 15 | -101.52K | 0.25% |
| MANAGED ACCOUNT ADVISORS LLC | 507 | Jun 30, 15 | +107 | 0.00% |
| UBS AG | 6.19K | Sep 30, 14 | -61.91K | 0.04% |
| 1919 Investment Counsel, LLC | 166 | Sep 30, 14 | -- | 0.00% |
| MUNDER CAPITAL MANAGEMENT | -- | Sep 30, 14 | -32.01K | -- |
| F&C Asset Management plc | 576.81K | Mar 31, 14 | -242.98K | 3.48% |
| Irish Life Investment Managers Ltd. | 3.30K | Jun 30, 13 | +3.30K | 0.02% |
| MANULIFE INVESTMENT MANAGEMENT (US) LLC | 10.48K | Mar 31, 13 | +428 | 0.06% |
| RBC Phillips, Hager & North Investment Counsel Inc. | 58 | Sep 30, 09 | +58 | 0.00% |
