| SC 13G/A | 2019-08-09 | ALLIANCEBERNSTEIN L.P. | SOTHEBYS | 1,677,124 | 3.6% | EDGAR |
| SC 13D | 2019-06-26 | BidFair USA LLC | SOTHEBYS | 7,730,347 | 16.6% | EDGAR |
| SC 13D/A | 2019-06-17 | Third Point LLC | SOTHEBYS | 6,668,229 | 14.3% | EDGAR |
| SC 13G | 2019-06-10 | ALLIANCEBERNSTEIN L.P. | SOTHEBYS | 4,710,182 | 10.1% | EDGAR |
| SC 13D/A | 2019-05-10 | Third Point LLC | SOTHEBYS | 6,667,385 | 14.3% | EDGAR |
| SC 13G/A | 2019-02-13 | ALLIANCEBERNSTEIN L.P. | SOTHEBYS | 3,767,994 | 7.7% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | SOTHEBYS | 3,676,532 | 7.9% | EDGAR |
| SC 13G/A | 2019-02-06 | BlackRock Inc. | SOTHEBYS | 4,078,107 | 8.3% | EDGAR |
| SC 13D/A | 2018-11-02 | Third Point LLC | SOTHEBYS | 6,665,816 | 13.6% | EDGAR |
| SC 13G/A | 2018-02-13 | ALLIANCEBERNSTEIN L.P. | SOTHEBYS | 3,730,808 | 7.1% | EDGAR |
| SC 13G/A | 2018-02-12 | VANGUARD GROUP INC | SOTHEBYS | 3,878,885 | 7.4% | EDGAR |
| SC 13G/A | 2018-02-12 | VANGUARD GROUP INC | SOTHEBYS | 3,878,885 | 7.4% | EDGAR |
| SC 13G/A | 2018-01-23 | BlackRock Inc. | SOTHEBYS | 3,921,869 | 7.5% | EDGAR |
| SC 13D/A | 2017-11-16 | Taikang Life Insurance Co., Ltd. | SOTHEBYS | 7,939,661 | 15.1% | EDGAR |
| SC 13G/A | 2017-02-13 | VANGUARD GROUP INC | SOTHEBYS | 3,523,576 | 6.6% | EDGAR |
| SC 13G | 2017-02-10 | ALLIANCEBERNSTEIN L.P. | SOTHEBYS | 2,773,431 | 5.2% | EDGAR |
| SC 13G/A | 2017-01-27 | BlackRock Inc. | SOTHEBYS | 4,619,412 | 8.7% | EDGAR |
| SC 13D/A | 2016-11-15 | Taikang Insurance Group, Inc. | SOTHEBYS | 7,939,661 | 15.0% | EDGAR |
| SC 13D/A | 2016-10-04 | MARCATO CAPITAL MANAGEMENT LP | SOTHEBYS | 2,620,048 | 4.9% | EDGAR |
| SC 13D/A | 2016-09-12 | Taikang Insurance Group, Inc. | SOTHEBYS | 7,918,661 | 14.4% | EDGAR |