| SC 13G/A | 2019-02-12 | VANGUARD GROUP INC | TIER REIT INC | 5,585,075 | 10.4% | EDGAR |
| SC 13G/A | 2019-02-06 | BlackRock Inc. | TIER REIT INC | 5,213,551 | 9.7% | EDGAR |
| SC 13G/A | 2019-01-31 | VANGUARD SPECIALIZED FUNDS | TIER REIT INC | 2,422,524 | 4.5% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | TIER REIT INC | 5,999,104 | 12.5% | EDGAR |
| SC 13G/A | 2018-02-02 | VANGUARD SPECIALIZED FUNDS | TIER REIT INC | 3,220,352 | 6.7% | EDGAR |
| SC 13G/A | 2018-01-23 | BlackRock Inc. | TIER REIT INC | 4,219,774 | 8.8% | EDGAR |
| SC 13G | 2017-02-14 | VANGUARD SPECIALIZED FUNDS | TIER REIT INC | 3,628,870 | 7.6% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | TIER REIT INC | 5,677,288 | 11.9% | EDGAR |
| SC 13G | 2017-01-30 | BlackRock Inc. | TIER REIT INC | 3,787,377 | 7.9% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | TIER REIT INC | 4,912,086 | 10.4% | EDGAR |
| SC 13G | 2016-02-10 | VANGUARD GROUP INC | TIER REIT INC | 3,652,182 | 7.7% | EDGAR |