| SC 13G/A | 2022-02-14 | Nikko Asset Management Americas, Inc. | ExOne Co | 0 | 0.0% | EDGAR |
| SC 13G/A | 2022-02-04 | Sumitomo Mitsui Trust Holdings, Inc. | ExOne Co | 0 | 0.0% | EDGAR |
| SC 13D/A | 2021-11-22 | ROCKWELL S KENT | ExOne Co | 0 | 0.0% | EDGAR |
| SC 13D/A | 2021-03-12 | ROCKWELL S KENT | ExOne Co | 4,282,505 | 19.4% | EDGAR |
| SC 13G/A | 2021-02-16 | ARK Investment Management LLC | ExOne Co | 2,375,334 | 12.4% | EDGAR |
| SC 13G/A | 2021-02-11 | Nikko Asset Management Americas, Inc. | ExOne Co | 1,457,036 | 7.6% | EDGAR |
| SC 13G/A | 2021-02-05 | Sumitomo Mitsui Trust Holdings, Inc. | ExOne Co | 1,457,036 | 7.6% | EDGAR |
| SC 13D/A | 2021-01-14 | ROCKWELL S KENT | ExOne Co | 4,371,505 | 21.6% | EDGAR |
| SC 13G/A | 2020-10-09 | ARK Investment Management LLC | ExOne Co | 4,062,980 | 21.4% | EDGAR |
| SC 13D/A | 2020-09-08 | ROCKWELL S KENT | ExOne Co | 4,471,505 | 23.6% | EDGAR |
| SC 13D/A | 2020-08-18 | ROCKWELL S KENT | ExOne Co | 4,571,505 | 26.6% | EDGAR |
| SC 13G/A | 2020-02-14 | ARK Investment Management LLC | ExOne Co | 2,370,763 | 14.4% | EDGAR |
| SC 13G | 2020-02-12 | Nikko Asset Management Americas, Inc. | ExOne Co | 1,611,681 | 9.8% | EDGAR |
| SC 13G | 2020-02-12 | Sumitomo Mitsui Trust Holdings, Inc. | ExOne Co | 1,611,681 | 9.8% | EDGAR |
| SC 13D/A | 2019-11-12 | ROCKWELL S KENT | ExOne Co | 4,539,005 | 27.7% | EDGAR |
| SC 13G/A | 2019-02-14 | ARK Investment Management LLC | ExOne Co | 1,978,817 | 12.1% | EDGAR |
| SC 13G/A | 2018-05-22 | ARK Investment Management LLC | ExOne Co | 1,749,387 | 10.8% | EDGAR |
| SC 13G | 2018-02-14 | ARK Investment Management LLC | ExOne Co | 1,260,716 | 7.8% | EDGAR |
| SC 13D | 2016-01-20 | ROCKWELL S KENT | ExOne Co | 4,589,005 | 28.8% | EDGAR |
| SC 13G/A | 2015-02-13 | ROCKWELL S KENT | ExOne Co | 3,165,127 | 21.8% | EDGAR |