| 2/14/2020 | UBS Group AG | 4,401 | $25K | 0.0% | +780.2% | 0.026% | |
| 2/13/2020 | Renaissance Technologies LLC | 499,432 | $2.82M | 0.0% | +13.8% | 2.957% | |
| 2/11/2020 | Heartland Advisors Inc. | 386,041 | $2.18M | 0.2% | N/A | 2.286% | |
| 2/10/2020 | Granite Investment Partners LLC | 14,789 | $83K | 0.0% | -81.1% | 0.088% | |
| 2/10/2020 | Essex Investment Management Co. LLC | 562,619 | $3.17M | 0.4% | -1.9% | 3.331% | |
| 2/6/2020 | Acadian Asset Management LLC | 35,898 | $0.20M | 0.0% | N/A | 0.213% | |
| 2/6/2020 | Royce & Associates LP | 744,041 | $4.20M | 0.0% | -1.0% | 4.405% | |
| 2/5/2020 | Perritt Capital Management Inc. | 98,618 | $0.56M | 0.3% | +228.7% | 0.584% | |
| 1/16/2020 | Penbrook Management LLC | 87,445 | $0.49M | 0.5% | +257.8% | 0.518% | |
| 1/9/2020 | Mesirow Financial Investment Management Inc. | 64,202 | $0.36M | 1.5% | -3.1% | 0.380% | |
| 11/27/2019 | Millennium Management LLC | 12,863 | $67K | 0.0% | N/A | 0.076% | |
| 10/22/2019 | Essex Investment Management Co. LLC | 573,448 | $3.02M | 0.4% | -8.4% | 3.414% | |
| 10/11/2019 | Penbrook Management LLC | 24,441 | $0.13M | 0.1% | N/A | 0.145% | |
| 9/11/2019 | River & Mercantile Asset Management LLP | 626,069 | $3.21M | 0.2% | N/A | 3.727% | |
| 8/15/2019 | River & Mercantile Asset Management LLP | 626,069 | $3.21M | 0.4% | N/A | 3.727% | |
| 8/14/2019 | Morgan Stanley | 16,994 | $87K | 0.0% | +707.3% | 0.103% | |
| 8/14/2019 | Vanguard Group Inc. | 504,401 | $2.58M | 0.0% | +0.5% | 3.054% | |
| 8/13/2019 | BlackRock Inc. | 294,438 | $1.51M | 0.0% | +4.0% | 1.783% | |
| 8/12/2019 | Renaissance Technologies LLC | 395,470 | $2.03M | 0.0% | -3.2% | 2.395% | |
| 8/7/2019 | Granite Investment Partners LLC | 78,264 | $0.40M | 0.0% | -46.8% | 0.474% | |
| 5/13/2019 | Granite Investment Partners LLC | 146,975 | $0.74M | 0.0% | N/A | 0.890% | |
| 5/9/2019 | Arnhold LLC | 29,500 | $0.15M | 0.0% | -27.2% | 0.179% | |
| 5/8/2019 | Hollencrest Capital Management | 42,105 | $0.21M | 0.0% | +7.7% | 0.255% | |
| 4/4/2019 | Hollencrest Capital Management | 42,105 | $0.21M | 0.0% | +7.7% | 0.256% | |
| 4/1/2019 | Deutsche Bank AG | 47,380 | $0.17M | 0.0% | +30.8% | 0.289% | |
| 2/13/2019 | Dimensional Fund Advisors LP | 31,769 | $0.11M | 0.0% | +7.1% | 0.205% | |
| 2/11/2019 | Royce & Associates LP | 819,755 | $2.95M | 0.0% | +0.7% | 5.295% | |
| 2/6/2019 | Essex Investment Management Co. LLC | 560,315 | $2.02M | 0.3% | -5.5% | 3.620% | |
| 12/13/2018 | Vanguard Group Inc | 605,033 | $3.61M | 0.0% | +0.9% | 3.908% | |
| 11/13/2018 | Renaissance Technologies LLC | 399,939 | $2.38M | 0.0% | +20.7% | 2.605% | |
| 11/13/2018 | Royce & Associates LP | 813,663 | $4.85M | 0.0% | +6.1% | 5.301% | |
| 11/13/2018 | Dimensional Fund Advisors LP | 29,669 | $0.18M | 0.0% | +107.6% | 0.193% | |
| 11/7/2018 | JPMorgan Chase & Co. | 34,320 | $0.21M | 0.0% | N/A | 0.224% | |
| 10/16/2018 | Essex Investment Management Co. LLC | 592,660 | $3.53M | 0.4% | +33.1% | 3.861% | |
| 8/9/2018 | BlackRock Inc. | 283,663 | $1.10M | 0.0% | +3.7% | 1.870% | |
| 5/11/2018 | Arnhold LLC | 40,500 | $0.15M | 0.0% | N/A | 0.267% | |
| 5/4/2018 | First Eagle Investment Management LLC | 1,853,004 | $6.93M | 0.0% | -4.6% | 12.215% | |
| 2/13/2018 | Renaissance Technologies LLC | 330,639 | $1.10M | 0.0% | -14.6% | 2.322% | |
| 2/9/2018 | Royce & Associates LP | 805,086 | $2.69M | 0.0% | +5.9% | 5.654% | |
| 2/5/2018 | Essex Investment Management Co. LLC | 418,988 | $1.40M | 0.2% | +58.7% | 2.942% | |
| 10/30/2017 | Essex Investment Management Co. LLC | 263,974 | $1.23M | 0.2% | +64.3% | 1.876% | |
| 8/30/2017 | AWM Investment Company Inc. | 627,271 | $3.29M | 0.5% | N/A | 4.459% | |
| 8/15/2017 | Sterling Capital Management LLC | 21,064 | $0.11M | 0.0% | N/A | 0.150% | |
| 8/14/2017 | Manatuck Hill Partners LLC | 135,000 | $0.71M | 0.4% | +170.0% | 0.960% | |
| 8/11/2017 | EAM Investors LLC | 88,235 | $0.46M | 0.1% | -9.4% | 0.787% | |
| 8/10/2017 | Emancipation Management LLC | 21,064 | $0.11M | 0.2% | N/A | 0.188% | |
| 8/10/2017 | White Pine Capital LLC | 36,525 | $0.19M | 0.1% | N/A | 0.326% | |
| 8/7/2017 | Royce & Associates LP | 755,086 | $3.96M | 0.0% | +15.0% | 6.733% | |
| 8/4/2017 | First Eagle Investment Management LLC | 1,095,000 | $5.75M | 0.0% | +1,584.6% | 9.765% | |
| 7/28/2017 | Essex Investment Management Co. LLC | 160,680 | $0.84M | 0.1% | +10.1% | 1.179% | |
| 7/12/2017 | Hollencrest Securities LLC | 29,605 | $0.16M | 0.0% | +11.3% | 0.264% | |
| 5/12/2017 | Renaissance Technologies LLC | 278,359 | $1.97M | 0.0% | +18.5% | 2.506% | |
| 5/12/2017 | UBS Group AG | 15,579 | $0.11M | 0.0% | +11.3% | 0.140% | |
| 5/11/2017 | Royce & Associates LP | 656,589 | $4.64M | 0.0% | +10.1% | 5.910% | |
| 5/10/2017 | EAM Investors LLC | 97,439 | $0.69M | 0.1% | N/A | 0.877% | |
| 5/5/2017 | First Eagle Investment Management LLC | 65,000 | $0.46M | 0.0% | No Change | 0.585% | |
| 4/27/2017 | Essex Investment Management Co. LLC | 145,935 | $1.03M | 0.2% | +163.1% | 1.314% | |
| 4/21/2017 | Hollencrest Securities LLC | 26,605 | $0.19M | 0.0% | No Change | 0.239% | |
| 2/13/2017 | Renaissance Technologies LLC | 234,940 | $0.75M | 0.0% | +32.0% | 2.119% | |
| 2/10/2017 | Royce & Associates LP | 596,589 | $1.90M | 0.0% | +24.7% | 5.381% | |
| 8/9/2016 | First Eagle Investment Management LLC | 65,000 | $0.12M | 0.0% | No Change | 0.605% | |
| 8/8/2016 | Royce & Associates LP | 432,899 | $0.78M | 0.0% | +3.9% | 4.028% | |
| 5/13/2016 | Renaissance Technologies LLC | 136,060 | $0.29M | 0.0% | +14.4% | 1.249% | |
| 5/13/2016 | Geode Capital Management LLC | 54,157 | $0.12M | 0.0% | 0.0% | 0.497% | |
| 5/11/2016 | Royce & Associates LP | 416,529 | $0.90M | 0.0% | -11.9% | 3.823% | |
| 5/10/2016 | BlackRock Institutional Trust Company N.A. | 256,569 | $0.55M | 0.0% | No Change | 2.355% | |
